xAI

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: Human Data powers model training and evaluation by producing high-quality human-generated data at scale. This role focuses on the metrics, systems, and operating insights that help Human Data run efficiently—spanning workforce performance, capacity and allocation, operational process health, and decision-making support for cross-functional partners. Our ideal candidate is a proactive analyst with strong quantitative skills and operational judgment, able to turn incomplete data into clear recommendations that improve throughput, quality, cost, and reliability. You will partner with operations leaders, engineering stakeholders, and enabling teams to identify problems, build operating systems, and drive improved planning decisions. RESPONSIBILITIES: - Perform analyses of Human Data operational metrics—such as capacity, utilization, quality, throughput, cycle time, cost efficiency, and workforce health—to uncover trends, risks, and opportunities. - Build and maintain reporting, trackers, and dashboards that make core operating KPIs visible and actionable for managers and cross-functional partners. - Develop and improve planning and forecasting views (e.g., demand signals, supply/capacity, staffing needs, or process volumes) that support proactive, informed decisions. - Support allocation and operating tradeoffs by synthesizing operational and performance data into clear recommendations for who/what should move where. - Design, document, and refine operational processes and escalation paths so recurring work - performance actions, staffing, handoffs, and similar flows - is consistent, measurable, and scalable. - Identify data gaps and partner with stakeholders to improve data collection, hygiene, and definitions so analysis and operating systems remain reliable. - Collaborate cross-functionally with operations, engineering, recruiting, onboarding, finance, and other partners to integrate insights into hiring, staffing, performance management, and operational planning decisions. - Deliver concise readouts and recommendations to stakeholders, translating analysis into business-oriented next steps and tradeoffs. - Own ad-hoc research and special projects that improve Human Data operating leverage. BASIC QUALIFICATIONS: - Bachelor’s degree - 1+ years of professional experience in business analytics, business operations, consulting, workforce/operations analysis, or growth/ops strategy - 1+ years of experience building and owning analytical models, trackers, or operating systems in Excel / Google Sheets or equivalent PREFERRED SKILLS AND EXPERIENCE: - Bachelor’s degree in business, economics, statistics, computer science, engineering, or a related quantitative field - Strong proficiency in SQL, including complex joins, window functions, and query optimization - Experience with forecasting, capacity planning, workforce analytics, or performance metrics - Proficiency in statistical or analytical techniques (e.g., cohort analysis, regression, time-series, anomaly detection) in Python, R, or similar - Experience with data visualization tools (e.g., Tableau, Looker, Power BI) or modern BI workflows - Background in high-growth tech, marketplace/staffing operations, data labeling, human-in-the-loop systems, or consulting environments - Excellent communication skills, with a track record of presenting insights to non-technical audiences and influencing cross-functional teams - Project management experience, including prioritizing work in fast-paced settings and driving process change with diverse stakeholders - Comfort using modern AI tools to accelerate analysis and operational workflow design ADDITIONAL REQUIREMENTS: - Weekend work may be required. - Travel to other SpaceXAI sites may be required. COMPENSATION AND BENEFITS: $122,000 - $180,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: You will lead a team of AI Tutors (full-time employees and contractors) responsible for delivering high-quality training data and evaluations that power SpaceXAI’s models. You will set the standard for data quality on your projects, review work in the domain, ensure the accuracy and consistency of the data produced, and build operational excellence at the team level. This is a hands-on leadership role — you will both execute labeling/review work and continuously improve processes as we scale. RESPONSIBILITIES: - Own end-to-end quality and delivery for assigned Human Data projects — personally reviewing work in the domain, ensuring accuracy, consistency, guideline adherence, and high-quality data production at scale. - Lead, coach, and performance-manage a team of AI Tutors, including conducting regular performance reviews, maintaining records, creating action plans, managing shadow sessions, and driving continuous improvement. - Oversee and actively participate in labeling and reviewing tasks to maintain high standards and model best practices. - Ensure strict guideline adherence, taxonomy management, and quality assurance processes. - Drive efficiency by identifying and resolving operational bottlenecks, implementing process improvements, and tracking performance via KPI dashboards (e.g., quality metrics, throughput, send-back rates). - Build, update, and deliver training materials, practice tasks, and certification benchmark tasks; manage certifications and workforce adjustments. - Collaborate closely with Human Data Managers, fellow Team Leads, and Engineering to translate model needs into clear labeling strategies and requirements. - Coach and develop talent while maintaining strong accountability and a high-performance culture; support disciplinary actions as needed. - Document outcomes, suggest process iterations, and report project status, risks, and results. - Act as the voice of your tutors while fostering strong collaboration across the broader Human Data organization. BASIC QUALIFICATIONS: - Bachelor's degree or higher in Mechanical, Electrical, Chemical, Civil, Environmental, or a closely related engineering field. - 2+ Professional experience in engineering practice, such as design, analysis, testing, R&D, or systems integration OR a Master’s degree (or higher) in an engineering or engineering related field. - Basic understanding of AI and machine learning concepts and how high-quality training data impacts model performance. PREFERRED SKILLS AND EXPERIENCE: - Advanced degree (MS or PhD) in an engineering discipline, or professional licensure (PE, or FE/EIT). - Demonstrated experience with data quality metrics, annotation processes, and guideline-driven workflows (as evidenced by prior roles or projects). - Breadth across multiple engineering disciplines, with the ability to credibly review work outside your primary specialty. - Experience with performance management, coaching, training program development, and certification frameworks. - 1+ years of hands-on experience in data labeling, annotation, AI training/evaluation, content quality, or similar operational domains. - Professional experience building scalable, high-performance technology applications. - Previous experience leading small teams in data labeling, annotation, or related operations. - Proven ability to manage multiple concurrent projects and prioritize effectively in a fast-paced environment. - Strong track record of reviewing domain work, ensuring data quality, and improving operational processes. - Proficiency in data analysis and associated tools (SQL a plus); ability to use metrics and KPIs to drive continuous improvement. - Experience managing mixed employment types (full-time employees and contractors) or distributed teams. - Excellent verbal and written communication skills with the ability to build rapport quickly and align stakeholders. - Strong organizational skills, high attention to detail, proactive problem-solving mindset, and focus on continuous improvement. - Strategic thinking combined with strong hands-on execution. - Specialty or strong domain expertise in at least one of the following areas: Finance, STEM, Coding/Software Engineering, or other technical fields. - Passion for building high-performing teams and scaling high-quality Human Data operations. ADDITIONAL REQUIREMENTS: - Candidates must be based in one of the following countries where SpaceXAI has a physical office; remote work is also possible - United States - Dubai - Ireland - United Kingdom - Ireland - Japan - India - Indonesia - South Korea - Philippines - Singapore COMPENSATION AND BENEFITS: US based candidates: $104,000 - $170,400 USD depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a skilled AI Design Specialist to enhance SpaceXAI's models by providing high-quality data annotations and inputs tailored to design contexts. In this role, you will leverage your expertise in fields such as graphic design, brand and visual design, product or UI/UX design, web design, game design, and illustration to support the training of Grok. You will evaluate, refine, and create design work so Grok can distinguish weak design from work that is clear, functional, and well-resolved. This work is grounded in design judgment, not software engineering or mastery of every medium. RESPONSIBILITIES: - Evaluate design outputs across formats, including visual assets, layouts, documents, websites, interactive prototypes, and/or games. - Distinguish weak design from work that is actually clear, functional, and well-resolved; identifying and clearly articulating issues that look attractive but fail in use. - Refine, restyle, or recreate outputs when they fall short, producing exceptionally strong examples. - Write precise, well-reasoned annotations and critiques advising upon the difference between mediocre, good, and excellent design. - Help label high-quality datasets spanning graphic design, interface design, web experiences, game feel, and related design writing. - Collaborate with engineering teams on evaluation tasks, rubrics, and examples that set a high bar for design quality. - Work across a wide range of briefs and styles, from simple static pieces to complex interactive products, while staying consistent in quality and judgment. BASIC QUALIFICATIONS: - Demonstrated design excellence in at least one professional discipline, such as graphic design, brand/visual design, product or UI/UX design, web design, game design, or illustration. - A portfolio (personal site, Behance, Dribbble, ArtStation, shipped product, published work, or equivalent) that shows strong taste and finished, high-quality work. - Sharp eye for fundamentals: visual hierarchy, typography, spacing, color, composition, consistency, and clarity of communication. - Ability to evaluate design quality even outside your primary specialty, and to say clearly what works, what does not, and why. - Fluency in English, with excellent written communication for critiques, annotations, and design rationale. - High attention to detail and comfort working from evolving instructions in a fast-paced evaluation setting. - Comfort creating high-quality reference examples, not only scoring existing ones. PREFERRED SKILLS AND EXPERIENCE: - Strength across more than one design domain (for example, graphic design plus web, or UI plus game design). - Experience shipping or professionally reviewing websites, product interfaces, or games. - Familiarity with accessibility and inclusive design principles (for example, contrast, readability, target size, and clear information architecture). - Working knowledge of modern design tools such as Figma, Adobe Creative Cloud, or equivalent; frontend or game-engine familiarity is a plus but not required. - Experience with generative AI design tools and a clear point of view on when AI output looks generic, broken, or actually well-designed. - Prior experience in design critique, art direction, QA, design review, data annotation, dataset creation, or AI evaluation. - Familiarity with Google Workspace, Slack, Notion, and other remote work and collaboration tools. LOCATION AND OTHER EXPECTATIONS: - Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit. - For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required. On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. - Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs. - For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time. - We are unable to provide visa sponsorship. - For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later. COMPENSATION AND BENEFITS: US based candidates: $35/hour - $75/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As an AI Tutor specialized in multilingual audio capabilities, you will contribute to xAI's mission by training and refining Grok to excel in voice interactions, speech recognition, and auditory experiences across diverse languages, accents, and cultural contexts. Your work will focus on curating and annotating high-quality audio data to enhance Grok's global accessibility, enabling natural spoken interactions for users worldwide, bridging language barriers through accurate speech processing, and improving the AI's handling of multilingual audio nuances. RESPONSIBILITIES: - Use proprietary software to provide labels, annotations, recordings, and inputs on projects involving multilingual audio clips, voice recordings, speech samples, and auditory elements in various languages. - Support the delivery of high-quality curated audio data that ensures clear, natural spoken output, accurate representation of linguistic and prosodic details (such as intonation, rhythm, and accent), and professional audio standards. - Collaborate with technical staff to develop tasks that improve AI's ability to handle speech modulation, accent variation, noise in real-world recordings, and multilingual audio processing. - Work with technical staff to improve annotation tools for efficient audio workflows. BASIC QUALIFICATIONS: - Native proficiency in Italian with exposure to diverse accents, dialects, or regional variations. - Proficiency in English (minimum B2 level) with clear, natural vocal delivery and pronunciation suitable for audio recording purposes. - Strong auditory perception to identify nuances in speech, accents, pronunciation, intonation, and audio quality across languages. - Demonstrated ability to handle multilingual audio content, including evaluating speech accuracy, cultural vocal expressions, and contextual interpretation in spoken form. - Demonstrated ability to transcribe audio with high accuracy across accents and varying audio quality. - Comfort providing high-quality voice recordings and feedback on audio samples in multiple languages. - Strong comprehension skills and the ability to make independent judgments on ambiguous or varied audio material, including noisy or accented speech. - Strong communication, interpersonal, analytical, detail-oriented, and organizational skills, with the ability to articulate audio-related feedback effectively. - Commitment to developing AI that masters sophisticated multilingual audio capabilities. PREFERRED SKILLS AND EXPERIENCE: - Demonstration of exceptional attention to linguistic nuance, auditory detail, and data quality beyond standard transcription work. - Deep understanding and taste of what good/useful Audio data is. - Strong command of advanced transcription and annotation practices, including handling disfluencies, accents, and prosodic features (intonation, stress, rhythm, emotion, etc) with high consistency and accuracy. - Background in linguistics (e.g., phonetics, phonology, sociolinguistics), speech sciences, cognitive science, or a related field, or equivalent practical experience, with demonstrated ability to analyze accent variation, pronunciation differences, and multilingual speech patterns. - Experience working with speech/audio datasets, annotation workflows, or AI training data, including knowledge/experience with training voice models, and an understanding of how data quality impacts model performance. - Professional experience in voice work, including voice acting, voice recording, podcasting with a measurable audience (e.g., X following), or similar audio production demonstrating attention to clarity and recording quality. - Demonstrated ability to exercise independent judgment in ambiguous audio scenarios and make consistent, defensible annotation decisions. - Portfolio (strongly preferred for advanced candidates): Voice samples, annotated transcripts, or audio-related work demonstrating quality, methodology, and attention to detail. - Candidates with professional experience in voice, linguistics, speech data, or speech evaluation and research are especially encouraged to apply. LOCATION AND OTHER EXPECTATIONS: - Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit. - For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required. On average, most projects may require at least 10 hours per week to deliver effectively, though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. - Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role-specific needs. - For US-based candidates, please note that we are unable to hire in Wyoming and Illinois at this time. - We are unable to provide visa sponsorship. - For those who will be working from a personal device, your computer must be a Chromebook, a Mac with macOS 11.0 or later, or Windows 10 or later. COMPENSATION AND BENEFITS: US-based candidates: $35/hour - $45/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Benefits vary based on employment type, location, and jurisdiction. Benefits for eligible U.S.-based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role-specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a skilled AI Humanities Specialist to enhance SpaceXAI's models by providing high-quality data annotations and inputs tailored to humanities contexts. In this role, you will leverage your expertise in fields such as linguistics, history, classical studies, literature, poetry, philosophy, ethics, visual arts, and performing arts to support the training of Grok. You will evaluate model outputs and create training data so Grok reasons accurately, weighs evidence carefully, and communicates uncertainty honestly. This work is grounded in scholarly judgment, not creative writing. RESPONSIBILITIES: - Evaluate model outputs in your field for factual accuracy, logical coherence, fallacious reasoning, and hidden assumptions. - Flag confident-sounding errors, anachronism, misused sources, ideological slant, and claims that outrun the evidence. - Create exemplary responses and datasets that show intellectual honesty, careful source evaluation, and a clear distinction between primary evidence, secondary interpretation, and speculation. - Steel-man opposing views before criticizing them, and mark what is settled, contested, or unknown. - Ground annotations and reference answers in primary sources whenever they exist, then weigh secondary scholarship against that record. - Collaborate with engineering teams to design evaluation tasks, rubrics, and examples that test and strengthen Grok’s behavior and personality in the humanities. - Help define what good model behavior looks like in contested humanistic questions: precise, sourced, proportionately confident, and resistant to fashionable or motivated readings. BASIC QUALIFICATIONS: - Deep knowledge in at least one of the following: linguistics, history, classical studies, literature, poetry, philosophy, ethics, visual arts, or performing arts. - Ability to assess arguments for validity, soundness, hidden premises, and category errors, not only for surface correctness. - Habitual reliance on primary sources, with skill at weighing them against secondary literature. - Ability to steel-man opposing views and separate settled knowledge from interpretation or speculation. - Excellent analytical writing in English: clear, precise, and calibrated to the strength of the evidence. - Comfort working from evolving instructions to produce annotations, critiques, and reference answers at a consistently high standard. PREFERRED SKILLS AND EXPERIENCE: - PhD in one of the listed fields, or equivalent demonstrated scholarly depth. - Published analytical work, such as peer-reviewed articles, monographs, critical editions, catalog essays, or other rigorously sourced scholarship. - Experience in teaching, academic peer review, archival research, textual criticism, historiography, or formal argument analysis. - Range across more than one listed field, or across historically and culturally distinct canons within a field. - Familiarity with evaluating AI or LLM outputs, building benchmarks, or creating training data. - Public writing or lectures that make difficult humanistic material accurate without flattening it. LOCATION & OTHER EXPECTATIONS: - Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit. - For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required. On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. - Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs. - For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time. - We are unable to provide visa sponsorship. - For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later. COMPENSATION AND BENEFITS: US based candidates: $35/hour - $75/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: You will ensure engineering teams get the right data they need—high-quality tasks and evaluations—by crafting and executing high-value Human Data projects. You sit at the intersection of model teams and data operations: partnering with engineering, designing projects that capture meaningful signals, and driving measurement of data impact. This is a hands-on role for people who understand training and evaluation deeply and want to influence data strategy. RESPONSIBILITIES: - Partner with model and engineering teams to understand needs and translate them into high-value data projects and evaluation strategies. - Own end-to-end delivery of critical data and evaluation projects that capture meaningful training signals and support rapid model development. - Leverage AI agents and existing platforms to measure data effectiveness and quantify impact (data yield, eval lift, usage). - Maintain rigorous data integrity and truthfulness, including validation processes for factual accuracy; prioritize quality over quantity. - Research and apply techniques for data collection, annotation, generation, and multi-modal integration. - Shape Grok’s behavior and domain performance through targeted data work; improve annotation workflows using agents and no/low-code approaches where helpful. - Manage plans that shape model behavior via data management, optimization, and analysis, including resources and timelines. - Act as a liaison between engineering, technical staff, and tutoring / Human Data teams to drive alignment and knowledge sharing. - Collaborate with Human Data Ops and stakeholders to scale projects, share learnings, and contribute to demand forecasting; report status, insights, and blockers for rapid decisions. BASIC QUALIFICATIONS: - Bachelor’s degree, or 4+ years of relevant experience in lieu of a degree - Experience collaborating with cross-functional teams (engineering, research, product, or annotation/operations groups) - Demonstrated experience analyzing datasets to identify trends, anomalies, quality issues, or integrity problems PREFERRED SKILLS AND EXPERIENCE: - Degree in engineering, computer science, data analysis, or a related STEM discipline (Bachelor’s or higher) - Direct experience curating, evaluating, or improving training or evaluation datasets for large language models or other AI/ML systems - Experience designing, supporting, or optimizing annotation workflows or data processes that prioritize factual accuracy and data integrity - Familiarity with multimodal data (text + images, code, or other modalities) or domain-specific data (science, mathematics, programming, recent events, etc.) - Experience with model or dataset evaluations focused on quality, truthfulness, or alignment with product goals - Comfort using AI agents, no/low-code tools, or light scripting (e.g., Python) to prototype workflows and measurement - Experience with SQL or other data analysis tools ADDITIONAL REQUIREMENTS: - Weekend work may be required. - Travel to other SpaceXAI sites may be required. COMPENSATION AND BENEFITS: $100,000 - $186,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The RL infrastructure team is looking for an engineer to help develop our evaluation infrastructure. RESPONSIBILITIES: - Build highly reliable, efficient, and easy to use infrastructure that runs all our evaluations at scale - Collaborate closely with modeling & evaluation teams on developing new evals, maintaining evaluation signal quality, and building internal tooling to support training our next-generation of models - Identify and resolve performance bottlenecks in all layers of the eval infrastructure stack, including inference, capacity fleet management, asynchronous eval orchestration, and more BASIC QUALIFICATIONS: - Experience in building, debugging, and optimizing efficiency of large-scale distributed systems - Willingness to dive deep and solve hard problems at all levels of the stack PREFERRED SKILLS AND EXPERIENCE: - Experience in LLM inference - Experience in GPU compute management, workload scheduling, and dynamic resource optimization - Experience in developing interfaces for comparing models and evals COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We’re looking for exceptional Fullstack / Web Engineers that can work across the stack but have a passion for frontend development and a keen eye for design. You'll architect and optimize user-facing features that power real-time conversations for millions worldwide. Dive into cutting-edge technologies and scalable backend systems, collaborating with top-tier talent to push the boundaries of web performance and innovation. You have the ability to thrive in a fast-paced environment, where you proactively tackle high-impact challenges that shape the future of social media—perfect for engineers passionate about crafting seamless, responsive experiences that drive global engagement and redefine digital interaction. RESPONSIBILITIES: - Own and drive features from inception and design to implementation and launch, being the web expert on your team. - Build and maintain high-quality, performant products and features, leveraging the most modern and cutting edge web standards, technologies, frameworks, and AI tooling. - Responsible for fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics - Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems. - Uphold engineering excellence via testing, monitoring, deployment, and secure data handling. - Drive technical/product decisions with teams and deploy global features to maximize user value. BASIC QUALIFICATIONS: - 2+ years of web development experience. - Expert in TypeScript, Node.js, and modern web frameworks (e.g., React). - Expert in modern CSS/SASS - Experience in high-quality UI and UX design - Proven track record of optimizing applications for performance, security, and offline functionality. PREFERRED SKILLS AND EXPERIENCE: - 5+ years of experience in a web frontend role, working on a large scale consumer app. - Experience with backend development, proficiency in one or more of the following: Rust, Go, Java, Python, Scala. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking an experienced and hands-on Warehouse Supervisor for a temporary assignment to lead warehouse and logistics operations in Jacksonville, Florida or Conroe, Texas. In this role, you will oversee daily warehouse activities, lead a team of logistics and material handlers, and ensure the efficient receiving, storage, staging, and distribution of high-value equipment (servers, networking gear, power and cooling systems, and other critical infrastructure). You will drive safety, accuracy, productivity, and process improvements in a fast-paced, high-growth environment. This is a temporary position ideal for a strong leader with warehouse supervision experience who can quickly establish operational excellence and support aggressive project timelines. Contracts may include the possibility of extension based on business needs. RESPONSIBILITIES: - Lead, coach, and supervise a team of warehouse associates, logistics specialists, and material handlers - Oversee all warehouse operations including receiving, inspection, put-away, picking, kitting, staging, shipping, and inventory control - Ensure high inventory accuracy through cycle counts, audits, and timely system updates in ERP/WMS - Monitor and optimize material flow to support construction and data center operations, including just-in-time delivery - Enforce safety protocols, conduct safety meetings, and maintain a clean, organized, and compliant work environment - Track performance metrics (on-time delivery, accuracy, productivity) and implement continuous improvement initiatives - Coordinate with procurement, carriers, suppliers, and internal stakeholders to resolve issues and meet schedules - Manage inbound and outbound logistics, returns, and reverse logistics for high-value and sensitive equipment - Provide hands-on support during peak periods, including extended hours or weekends as needed - Conduct performance feedback, training, and corrective action as required - Report on warehouse KPIs and escalate risks or bottlenecks to leadership BASIC QUALIFICATIONS: - 4+ years of warehouse or logistics experience, including 2+ years in a supervisory or lead role - Proven ability to lead and develop teams in a fast-paced environment - Strong knowledge of warehouse best practices, inventory management, and safety standards (OSHA) - Experience with ERP/WMS systems and Microsoft Office/Google Suite (especially Excel/Sheets) - Ability to lift up to 50 lbs. unassisted and perform physical tasks in a warehouse or data center environment - Valid driver’s license and willingness to work onsite in Jacksonville, FL or Conroe, TX with flexibility for extended hours PREFERRED SKILLS AND EXPERIENCE: - Background in data center, hyperscale, manufacturing, or technology supply chain environments - Forklift certification and experience with material handling equipment - Familiarity with TMS or advanced logistics tracking tools - Lean/Six Sigma experience or other process improvement certifications - Excellent leadership, communication, and problem-solving skills ADDITIONAL REQUIREMENTS: - This is a temporary position - Comfortable working in environments with noise and varying temperatures SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking an experienced and results-driven Warehouse Manager for a temporary assignment to lead and optimize warehouse and logistics operations in Jacksonville, Florida . In this role, you will have full operational responsibility for the warehouse, including team leadership, process excellence, inventory integrity, and material flow to support aggressive construction and commissioning timelines. You will drive safety, efficiency, cost control, and continuous improvement while managing high-value, sensitive equipment in a fast-paced environment. This is a temporary leadership position ideal for a strong warehouse manager who can rapidly establish best-in-class operations and deliver results under tight deadlines. Contracts may include the possibility of extension based on business needs. RESPONSIBILITIES: - Lead, mentor, and develop the full warehouse team, including supervisors, logistics specialists, and material handlers - Own all warehouse operations: receiving, inspection, storage, kitting, staging, shipping, returns, and inventory management - Establish and maintain high inventory accuracy through robust cycle count programs, audits, and ERP/WMS system integrity - Develop and optimize material handling processes to ensure timely, accurate support for data center construction and operations - Drive safety culture, compliance, and housekeeping standards (OSHA, internal policies, and industry best practices) - Manage key performance indicators (KPIs) including on-time delivery, accuracy, productivity, cost, and turnaround time - Partner closely with procurement, project management, facilities, and data center teams to align on schedules and resolve bottlenecks - Oversee inbound/outbound logistics, carrier relationships, and reverse logistics for high-value equipment - Identify, implement, and sustain process improvements and cost-saving initiatives - Provide regular reporting, risk assessments, and escalation to senior leadership - Hands-on support during peak periods, including extended hours or weekends as required BASIC QUALIFICATIONS: - 6+ years of progressive warehouse or logistics experience, including 3+ years in a warehouse management or senior supervisory role - Demonstrated success leading teams and improving warehouse operations in fast-paced environments - Strong working knowledge of ERP/WMS systems, inventory control, and warehouse best practices - Experience managing budgets, KPIs, and vendor/carrier relationships - Ability to lift up to 50 lbs. unassisted and perform physical tasks in a warehouse or data center environment - Valid driver’s license and willingness to work onsite in Jacksonville, FL or Conroe, TX with flexibility for extended hours PREFERRED SKILLS AND EXPERIENCE: - Prior experience in data center, hyperscale, construction, or high-tech manufacturing supply chain - Forklift certification and deep knowledge of material handling equipment - Lean/Six Sigma, APICS, or other relevant certifications - Proven track record implementing process improvements and technology solutions - Excellent leadership, communication, problem-solving, and stakeholder management skills ADDITIONAL REQUIREMENTS: - This is a temporary position (with potential for extension) - Position is subject to pre-employment drug and random drug/alcohol testing - Position is subject to pre-employment and annual background checks - Willingness to travel to other sites occasionally (as required) - Comfortable working in environments with noise and varying temperatures SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a Video Specialist, you will contribute to SpaceXAI's mission by training and refining Grok's ability to interpret and generate video content with precision and technical depth. Key to this role is expertise in video editing, motion graphics, or VFX, a track record of producing high quality video work, and a strong understanding of how moving images are constructed in post-production. RESPONSIBILITIES: - Use proprietary software to provide labels, annotations, and inputs on projects involving video and multimedia elements. - Deliver high-quality curated data that captures the nuances of motion, timing, transitions, and visual effects, enhancing Grok's understanding of video as a medium. BASIC QUALIFICATIONS: - Portfolio displaying excellence in video work - edited shorts, motion graphics, VFX breakdowns, compositing reels, or similar (personal website, YouTube, Vimeo, X account, ArtStation, etc.). - Strong skills in video editing, pacing, color grading, and narrative flow. - Hands-on proficiency with tools such as Premiere Pro, DaVinci Resolve, After Effects, Nuke, or similar. - Ability to critically analyze and articulate what makes a video sequence work or fail at a technical level. - Strong communication and analytical skills. - Strong written and verbal English skills. PREFERRED SKILLS AND EXPERIENCE: - Experience with compositing, rotoscoping, or motion tracking workflows. - Familiarity with AI video generation tools (Grok Imagine, Runway, Kling, Sora, Veo, or similar). - Experience with 3D integration in video pipelines (matchmoving, CG compositing). - Familiarity with scripting or automation in post-production (Python, plugins, etc.). LOCATION AND OTHER EXPECTATIONS: - Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit. - For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required. On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. - Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs. - For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time. - We are unable to provide visa sponsorship. - For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later. COMPENSATION AND BENEFITS: US based candidates: $45/hour - $75/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: Threat Disruption provides expert threat intelligence and conducts scaled operations against the adversaries attacking X. We investigate and disrupt threats across the following areas: - Platform manipulation, including coordinated networks of bots attempting to pollute the information space - Compromises of accounts owned by high-visibility individuals and organizations - Sensitive allegations carrying reputational, legal, or geopolitical weight, including suspected foreign-linked influence campaigns - Financial fraud, monetization abuse, and scam networks operating on and off X - Other X Rules violations, including illegal activity and child safety We identify how adversaries circumvent our defenses, abuse product features and core services, and benefit from the abuse. Based on these investigations, we conduct sweeps to disrupt immediate threats and provide recommendations to product, engineering, and policy teams to squash systemic vulnerabilities. Where appropriate, Threat Disruption also coordinates with law enforcement and other external parties to enhance detections and support prosecution of bad actors. Come help us defend the global town square. RESPONSIBILITIES: - Identify and counter sophisticated threat actors who are highly motivated to evade detection - Conduct first-principles investigations into the threat surfaces outlined above - Design and execute large-scale enforcement operations that remove hundreds of thousands to millions of adversary-controlled accounts - Clearly and concisely communicate investigative findings and enforcement outcomes - Partner closely with operations, engineering, product, and policy teams across the organization - Rapidly and rigorously handle urgent incidents escalated by leadership BASIC QUALIFICATIONS: - Self-starter mindset with a proven ability to take initiative and drive work forward independently - Deep commitment to analytical rigor and operational excellence - Exceptional attention to detail - Excellent written and verbal communication skills - Demonstrated ability to learn quickly and adapt in a fast-paced environment - Maturity and discretion when handling sensitive information, with the ability to remain calm and effective during urgent incidents - Strong proficiency in SQL for querying large, complex datasets - Comfort operating in the command line, writing scripts, and leveraging AI tools to amplify impact and scale work - Flexibility to work across time zones, including weekends and holidays, as part of an on-call rotation - Strong respect for users’ freedom of speech and privacy PREFERRED SKILLS AND EXPERIENCE: - Experience investigating platform manipulation, account compromise, influence operations, or fraud - Experience turning investigations into production changes and enforcement outcomes - Experience in a 24/7 on-call rotation, including owning urgent incidents and briefing leadership COMPENSATION AND BENEFITS: Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The Ad Technical Solutions team is the primary technical support contact for SpaceXAI's advertisers and the global sales organisation. We deliver high-quality technical expertise to help advertisers succeed with X Ads and Analytics, while providing critical operational support to the X Ads Engineering teams and our Sales teams. As the SpaceXAI Ads business continues to scale rapidly, we are looking for exceptional technical problem-solvers to join our team in Dublin. You will play a key role in unblocking revenue, improving processes, and enabling both our sales teams and advertisers to drive sustainable growth. RESPONSIBILITIES: As a Technical Solutions Specialist, you will be a critical bridge between advertisers, sales, and engineering. Your work directly contributes to revenue growth and product improvement. Key responsibilities include: - - Deliver prompt, clear, and high-quality technical support to advertisers and internal sales stakeholders via our internal systems - Troubleshoot complex ad setup, tracking, and performance issues across the full suite of X Ads products - Partner closely with Engineering, Product, Sales, and Operations teams to resolve issues and drive cross-functional initiatives - Identify recurring issues and proactively propose solutions, new tooling, improved processes, and automation opportunities - Create clear, helpful documentation, FAQs, and support content to scale the team’s impact - Monitor support metrics, campaign performance data, and trends to continuously improve quality, efficiency, and advertiser experience - Manage multiple initiatives and projects effectively, delivering measurable results against tight deadlines - Relay technical campaign insights and performance data to Sales partners in a clear, business-friendly manner BASIC QUALIFICATIONS: - Bachelor’s degree (BS/BA) or equivalent experience - 4+ years of relevant experience in technical support, solutions engineering, ad operations, or a similar client-facing technical role - Strong analytical skills with proven proficiency in Excel, SQL, Terminal, and BigQuery (or similar) - Experience using online advertising tracking tools (Google Tag Manager, Google Campaign Manager, Adobe Analytics, Tealium) and website pixel and /conversion tracking. - Previous experience in the advertising technology (AdTech) or social media ecosystem - Experience working directly with Engineering, Sales and Product teams on digital advertising products - Demonstrated ability to manage multiple high-priority projects and stakeholders simultaneously in a dynamic environment - Excellent written and verbal communication skills, you can translate complex technical concepts for both technical and non-technical audiences - Ability to work 5 days per week from our Dublin office PREFERRED SKILLS AND EXPERIENCE: - You are a technically strong, customer-obsessed problem solver who thrives in a fast-paced, ambiguous environment. You combine deep analytical capability with excellent communication skills and a genuine passion for helping the business succeed. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking Technical Recruiters who operate with intensity, intellectual rigor, and deep ownership to join the SpaceXAI team. In this role, you will be responsible for identifying, engaging, and closing exceptional technical talent who will shape the future of the company. You will be expected to operate as a strategic talent partner, developing deep conviction on talent, understanding candidate motivations, and communicating with clarity throughout the process. The ideal candidate is highly driven, deeply aligned with the mission, and motivated by the challenge of attracting world-class talent in a highly competitive environment. RESPONSIBILITIES: - Work directly with technical leaders to deeply understand the hiring requirements for their team - Own full-cycle recruiting for technical roles, including sourcing, assessment, closing, and candidate experience - Build deep understanding of candidate motivations, decision drivers, and long-term goals to effectively guide and close top talent - Maintain a strong sense of urgency while preserving quality and judgement - Continuously improve recruiting processes to increase signal, speed, and candidate quality - Leverage data to: increase candidate ROI, increase candidate conversion rates, build more efficient processes, keep stakeholders informed of hiring trends, and monitor hiring pace - Proactively source candidates through creative research, networks, and direct outreach - Ensure an exceptional candidate experience every step of the candidate journey BASIC QUALIFICATIONS: - 5+ years of experience recruiting for technical roles at fast-paced, hyper-growth environments, whether it be agency or in-house - Strong understanding of the technical talent landscape and how top talent evaluates opportunities - Demonstrated success sourcing and closing highly competitive technical candidates - Outcome-oriented recruiter with strong analytical skills and a proven track record of data-driven decision-making with the ability to thrive in ambiguity - Highly thoughtful communicator who considers message, context, and candidate’s perspective PREFERRED SKILLS AND EXPERIENCE: - Exceptional judgement and intellectual curiosity - Strong sense of ownership and accountability for outcomes - Genuine alignment with SpaceXAI's mission and a strong desire to contribute to it - Experience working with Greenhouse ATS - Experience supporting hiring events and driving various actions post event to understand ROI ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a Technical Program Manager, Energy Infrastructure to scale the development, deployment, operation, and continuous improvement of energy systems powering SpaceXAI's rapidly expanding datacenter and aerospace infrastructure. You will enable reliable execution across engineering, construction, commissioning, operations, and external partners while establishing the systems, processes, and organizational structure required to support long-term growth. This is a full-time, onsite role based in Memphis, Tennessee. RESPONSIBILITIES: - Execute on energy infrastructure engineering programs, with an initial focus on energy storage and power systems supporting data center infrastructure. - Establish and maintain program structure by translating complex technical work into clear priorities, actionable plans, and measurable outcomes. - Align stakeholders across engineering, operations, and infrastructure teams, external partners, and company leadership. - Establish and maintain operating mechanisms, documentation standards, knowledge management and program tracking systems. - Support commissioning, energization readiness, and post-deployment continuous improvement efforts by identifying and resolving blockers. - Create and maintain clear visibility into the plan of record status, risks, dependencies, priorities, and strategic recommendations. - Lead issue resolution and escalation management across technical and organizational boundaries. - Capture lessons learned and institutional knowledge to improve execution across current and future infrastructure deployments. - Support long-term infrastructure strategy by developing scalable processes that enable rapid growth. BASIC QUALIFICATIONS: - 1+ years of experience working on projects related to battery storage systems. - 1+ years of experience deploying Tesla Megapacks. PREFERRED SKILLS AND EXPERIENCE: - Direct experience with energy storage systems (e.g., Megapack), power electronics, or high-voltage infrastructure deployments. - Background in data center or hyperscale environment program management. - Familiarity with commissioning, energization, and operational handover processes. - Track record of building and improving program management systems, documentation standards, and knowledge management practices. - Passion for SpaceXAI's mission and the ability to thrive in a fast-moving, high-impact organization. ADDITIONAL REQUIREMENTS: - Position is subject to pre-employment and annual post-employment background checks. - Comfortable working in an environment requiring exposure to noise and industrial conditions. - Available to work evenings, weekends, and provide on-call support as needed for urgent operational issues. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: SpaceXAI was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceXAI is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. Our terrestrial compute infrastructure team delivers high-performance GPU/CPU clusters and related systems to support demanding customer workloads. We are looking for a Technical Account Manager (TAM) / Solutions Architect (Technical Lead) to own the technical success of these deployments. In this role, you will lead technical implementation, integration, and optimization across all customer accounts, ensuring reliable, high-performance compute environments from initial provisioning through steady-state operations. This role is part of a high-velocity team with extremely high expectations. You will apply deep technical expertise to drive customer outcomes in a fast-paced, autonomously driven, and demanding atmosphere. RESPONSIBILITIES: - Apply expertise to large-scale compute system development, including design validation, integration, performance tuning, and optimization. - Act as the primary technical point of contact for compute infrastructure definition, requirements, and delivery across all customer accounts. - Lead technical implementation, integration testing, provisioning, and go-live activities for GPU/CPU clusters and supporting infrastructure. - Provide deep expertise on compute-specific elements including GPUs/CPUs, high-performance networking, data center connectivity, and related systems. - Handle technical escalations, root-cause analysis, troubleshooting, and drive resolution to ensure SOW and SLA compliance. - Represent compute systems in cross-functional trades, risk discussions, and issue resolution with internal teams, management, and customers. - Interface with Hardware, Network, Facilities, Cloud Compute, SRE, and Program Management teams to ensure successful end-to-end delivery. - Participate in verification testing, performance characterization, reliability assessments, and continuous optimization. - Support expansion planning, capacity scaling, and new use cases across customer accounts. - Ensure on-time deliverables, proactive risk mitigation, and overall mission success for all customers. BASIC QUALIFICATIONS: - Bachelor’s degree in computer science, Electrical Engineering, Computer Engineering, or a related technical discipline. - 7+ years of hands-on professional experience in large-scale compute, data center, or hyperscale infrastructure environments. - Experience leading technical implementations involving GPUs/CPUs and high-performance systems PREFERRED SKILLS AND EXPERIENCE: - Master’s degree or higher in a STEM discipline. - Prior experience as a Technical Account Manager, Solutions Architect, or equivalent supporting enterprise or hyperscale compute deployments. - Deep knowledge of InfiniBand, RoCE, NVIDIA networking technologies (NCCL, NVLink, GPU Direct RDMA), and large GPU cluster architectures. - Experience with AI/ML training and inference infrastructure at scale. - Strong background in performance tuning, security/compliance implementation, and hybrid/cloud integration. - Demonstrated ability to assess risk and make decisions with incomplete data in a fast-paced environment. - Excellent written and verbal communication skills with the ability to interface effectively with customers and internal stakeholders. - Hands-on experience with Linux environments, orchestration tools, and infrastructure monitoring. ADDITIONAL REQUIREMENTS: - Ability to work extended hours and weekends as needed during critical implementation, testing, and incident response periods. - Willingness to travel (up to 25%) to data center sites and customer locations. - Must be comfortable operating with extreme ownership in a demanding, high-expectation environment. This role offers the opportunity to drive cutting-edge terrestrial compute infrastructure that powers next-generation AI capabilities for a key strategic partner. If you thrive on ownership and technical excellence, we encourage you to apply. ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking empathetic and dynamic X Money Support Agent to join our fast-paced, customer-centric Payments team at SpaceXAI. In this role, you will be the voice of our brand, resolving customer inquiries with professionalism and care across voice, chat, and email channels. You’ll tackle issues related to accounts, transactions, cards, payments, disputes, and app functionality, while identifying opportunities to enhance the customer experience. Ideal candidates are creative problem-solvers with a passion for delivering exceptional service and driving customer satisfaction in a high-energy, fintech environment. RESPONSIBILITIES: - Serve as the first point of contact, embodying X Payments’s commitment to trust and excellence in every customer interaction. - Respond to customer inquiries via phone, chat, and email with clarity, empathy, and precision, addressing issues related to login access, card usage, transaction status, transfers, and account settings. - Troubleshoot complex customer issues, guiding users through solutions and educating them on product features, policies, and processes. - Handle disputes and fraud claims with accuracy, capturing critical details and escalating to appropriate teams when necessary. - Document all interactions thoroughly in our CRM system, ensuring timely follow-up and resolution. - Proactively identify and flag technical or recurring issues to internal teams (Product, Risk, Compliance) to drive platform improvements. - Stay up-to-date on company policies, regulatory requirements, and platform updates to provide accurate and compliant information. - Meet performance metrics, including average handle time, first contact resolution, and customer satisfaction (CSAT) targets. - Uphold a positive brand experience, even in high-pressure situations, while maintaining vigilance when handling sensitive information and escalating suspicious activity per protocols. - Contribute insights to shape a scalable, customer-focused support model that maximizes satisfaction and operational efficiency. BASIC QUALIFICATIONS: - 2+ years of experience in customer support, ideally in fintech, banking, or a fast-paced digital environment. - Proven experience managing customer interactions via phone, chat, and email in a support or contact center setting. - Exceptional verbal and written communication skills, with a focus on clarity, tone, and professionalism. - Strong problem-solving skills and attention to detail, with the ability to balance empathy with policy adherence. - Proficiency in navigating support platforms such as ACD systems, ticketing tools, CRMs, and knowledge bases. - Willingness to work flexible US shift hours, including weekends, holidays, and on-call availability for urgent situations. PREFERRED SKILLS AND EXPERIENCE: - Familiarity with financial services, debit/credit cards, mobile apps, or payment platforms. - A strong sense of ownership, with enthusiasm for resolving complex customer issues and driving continuous improvement. - A passion for problem-solving and enhancing customer experiences through creative solutions. - High energy and a proactive attitude to deliver results in a dynamic, fast-paced environment. - A sense of humor and adaptability to thrive in a rapidly evolving fintech landscape. ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As the Site Operations Supervisor at SpaceXAI Memphis, you will oversee the health and performance of our server and network infrastructure across data centers and global points of presence. You will lead a team of technicians, ensuring optimal operations and continuous improvement in our two most critical metrics: mean time to detect (MTTD) and mean time to repair (MTTR). Your role encompasses hands-on technical leadership, process optimization, and cross-functional collaboration to maintain and enhance our data center operations. RESPONSIBILITIES: - Lead and mentor a team of data center technicians, fostering a culture of excellence and continuous improvement. - Oversee the installation, maintenance, and troubleshooting of server and network infrastructure. - Manage and optimize data center operations, including power supply cabling, fiber/optics labeling, and hardware decommissioning. - Develop and enforce standard operating procedures (SOPs) and ensure adherence to safety protocols. - Coordinate with engineering and provisioning teams to ensure seamless hardware intake and repair processes. - Utilize internal applications for inventory and asset management, ensuring accurate tracking and reporting. - Manage data center operations tickets via Jira, ensuring timely resolution and documentation. - Collaborate with cross-functional teams to design and implement network layouts and solutions. - Lead initiatives to improve operational efficiency and reduce downtime. - Provide on-call support and respond to critical events as needed. BASIC QUALIFICATIONS: - High school diploma or equivalency certificate. - 3+ years of experience working with server, storage, compute, and network hardware. - 3+ years of experience troubleshooting and repairing servers and networking infrastructure. - Proven leadership experience in a data center or technical operations environment. PREFERRED SKILLS AND EXPERIENCE: - Strong Linux skills, including navigating system directories, manipulating files in the Linux shell, user permission configuration, and package installation. - Experience with Python, Bash or other scripting languages. - Experience leading data center infrastructure projects. - Familiarity with structured cabling (copper/fiber) and power and cooling concepts inside the data center. - Excellent prioritization and time management skills. - Ability to work in a fast-paced environment and maintain attention to detail. ADDITIONAL REQUIREMENTS: - Position is subject to pre-employment and annual post-employment background checks. - Ability to lift up to 35 lbs. unassisted. - Comfortable working at elevated heights (up to 50 feet) with appropriate safety gear. - Comfortable working in an environment requiring exposure to noise. - Available to work evenings and weekends, as the schedule varies depending on site operational needs; flexibility is required. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: This role will involve the supervision of a team of hourly employees operating within SpaceXAI's logistics organization. Our goal is to become a leader in logistics performance with high inventory efficiency/accuracy and industry leading customer service while maintaining a safe work environment that utilizes the latest in applicable technologies. This supervisor will also be responsible for leading and driving continuous improvement throughout all aspects of their operations. RESPONSIBILITIES: - Manage an hourly workforce by assessing employee performance, providing positive/constructive feedback, facilitating conflict resolution, and addressing repeat issues with corrective actions, performance improvement plans or through disciplinary means - Lead by setting an example, taking feedback from all levels of the organization, and motivating your organization to achieve the highest level of results - Monitor and improve operations, ensuring a safe work environment with the goal of zero OSHA recordable annually - Manage the incoming acceptance, storing, and issuing of a wide variety of parts, details, and hardware into inventory - Manage operations that provide industry leading levels of customer service in all operations: recognizing the needs of the business and adapting to support our mission - Lead cost saving opportunities, identifying internal/external cost reductions and optimization opportunities - Ensure cycle counting procedures are routinely followed to meet both our internal and external audit requirements - Develop and maintain the appropriate service routes and material replenishments to deliver material to internal customers at agreed upon service levels - Supervise the local shipping and receiving operation; coordinate movements into and out of the local facility, along with critical point to point movements outside of the local facility - Drive projects and changes that contribute to logistics ongoing improvement - Ensure procedures are routinely being followed for shelf-life storage and maintaining proper rotation of stock and FIFO - Ensure the appropriate environmental controls are continuously effective, depending on the material requirements of the items being stored - Actively monitor and grow the workforce, ensuring team members are challenged and performing at the expected standards - Monitor and approve employee time keeping records BASIC QUALIFICATIONS: - Bachelor’s degree and 2+ years of professional experience in materials management, supply chain, or production/manufacturing; or 4+ years of professional experience in materials management, supply chain, or production/manufacturing in lieu of a degree PREFERRED SKILLS AND EXPERIENCE: - 5+ years of experience working with enterprise resource planning (ERP)/inventory management software - Experience working with material requirements planning (MRP) systems - 5+ years of leadership experience within materials management - Experience using WarpDrive - Completion of a leadership or rotational development program - Association for supply chain management (APICS) certification – certified in production and inventory management (CPIM) or certified supply chain professional (CSCP) - Lean/6-Sigma experience - Green/black belt certifications - Ability to operate forklift equipment - Excellent communication and team-building skills - Organized and self-driven, capable of working independently with little direction - Ability to work in a fast-paced/cross-functional environment - Experience within an aerospace, aviation, or automotive manufacturing environment - Strong experience with Microsoft Office applications - Ability to work in a high-stress environment - Good response to challenges posed by short deadlines - Acute attention to detail ADDITIONAL REQUIREMENTS: - Lifting up to 25 lbs. (unassisted), standing, climbing, bending, grasping, sitting, pulling, pushing stooping, stretching and carrying are generally required to perform the functions of this position - Must be willing to travel to other sites, as required (up to 25%) - Must be available to work extended hours and weekends when necessary; flexibility required SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a Fiber Supervisor at SpaceXAI's Memphis data center, you will lead and oversee all fiber optic infrastructure activities, driving the successful execution of large-scale installations, maintenance, and optimization projects. You’ll combine hands-on technical expertise with strong leadership to manage teams of technicians, ensure the highest standards of safety and quality, and maintain the ultra-reliable high-speed connectivity that powers SpaceXAI's AI training and operations. Working closely with Foremen, Project Managers, and Superintendents, you’ll play a critical role in building and sustaining the robust network backbone essential to accelerating human scientific discovery through AI. RESPONSIBILITIES: - Lead, mentor, and supervise a team of Lead Fiber Technicians and Fiber Technicians in all datacenter fiber optic installation, maintenance, and repair activities - Oversee all phases of fiber optic projects from planning and execution to testing, handover, and documentation - Ensure a safe, productive, high-quality, and compliant work environment for the entire fiber team - Develop and implement sensor indicators, inspection protocols, and preventive maintenance routines - Direct complex troubleshooting, repair, splicing, and installation of fiber optics systems - Manage the inspection, replacement, and optimization of fiber optic cables and infrastructure - Monitor signal strength, system performance, and resolve fiber optic problem areas proactively - Maintain accurate system records, documentation, as-built drawings, and design updates - Collaborate with Project Managers, Superintendents, and other trades to coordinate cross-functional work - Provide technical guidance, training, performance feedback, and quality assurance across all fiber-related work BASIC QUALIFICATIONS: - 2+ years of direct data center experience installing, certifying, and maintaining optical fiber in large-scale Tier 3 or 4 facilities - 1+ years of experience leading or supervising fiber optic teams in a commercial/data center environment - High school diploma or equivalency certificate PREFERRED SKILLS AND EXPERIENCE: - Certification in fiber optics and/or cable installation (FOA, BICSI, or equivalent) - Advanced expertise in fiber splicing, OTDR testing, and certification procedures - Strong leadership and people-management experience in fast-paced construction or data center environments - Deep technical knowledge of hyperscale data center networking, structured cabling, and fiber infrastructure - Experience in AI/HPC data centers or other mission-critical facilities - Proficiency with computers, fiber management software, and electronic testing systems - Excellent problem-solving, communication, and organizational skills ADDITIONAL REQUIREMENTS: - Ability to work in tight quarters with necessary physical dexterity - Ability to lift up to 35lbs, unassisted - Comfortable working at elevated heights (up to 50 feet) with appropriate safety gear - Comfortable working in environments with high noise levels - Available to work evenings and weekends as needed; schedule flexibility is required SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As the Facilities Operations Supervisor at SpaceXAI Memphis, you will oversee the maintenance and performance of critical data center infrastructure, including power, cooling, and environmental systems. You will lead a team of Facilities Operations Technicians, driving hands-on technical operations, team leadership, process optimization, and cross-functional collaboration to ensure the reliability and efficiency of our data center. This role emphasizes fostering a team-first culture, prioritizing team focus, and promoting a collaborative work environment. RESPONSIBILITIES: - Lead and mentor a team of Facilities Operations Technicians, fostering a culture of excellence, collaboration, and continuous improvement. - Oversee maintenance, monitoring, and troubleshooting of data center infrastructure, including HVAC, power distribution, and backup systems. - Develop, implement, and optimize preventive maintenance schedules, equipment calibration, and system performance monitoring. - Create and enforce standard operating procedures (SOPs) to ensure operational consistency and efficiency. - Ensure compliance with safety regulations and industry standards. - Collaborate with engineering and procurement teams to streamline equipment intake, installation, and maintenance processes. - Utilize internal applications for inventory and asset management, ensuring accurate tracking and reporting. - Manage critical equipment maintenance and repairs, ensuring timely resolution and detailed documentation. - Partner with cross-functional teams to support seamless data center operations. - Lead initiatives to enhance operational efficiency and minimize downtime. - Provide on-call support and respond promptly to critical facilities incidents. BASIC QUALIFICATIONS: - Bachelor’s degree in Mechanical, Electrical, or a related engineering field (relevant experience may substitute for degree). - 4+ years of experience managing critical facilities systems, including power, cooling, and environmental controls. - In-depth knowledge of electrical, mechanical, and HVAC systems in data centers. - 4+ years of experience troubleshooting and maintaining critical facilities infrastructure. - Proficiency with building management systems (BMS) and environmental monitoring tools. - Proven leadership experience in critical facilities or technical operations environments. - Demonstrated ability to lead facilities infrastructure projects. - Proficiency with hand tools and power tools. - Strong prioritization and time management skills. - Ability to thrive in a fast-paced environment while maintaining attention to detail. - Must pass pre-employment and annual post-employment background checks. - Physical Requirements: - Ability to lift up to 35 lbs. unassisted. - Comfortable working at heights up to 50 feet with appropriate safety gear. - Ability to work in environments with exposure to noise. - Physical dexterity to perform job functions in confined spaces. - Availability to work evenings and weekends based on site operational needs; flexibility is required. - Valid driver’s license. PREFERRED SKILLS AND EXPERIENCE: - Experience programming PLC-based control systems or working with Building Management Systems. - Project Management Professional (PMP) certification or equivalent. - EPA Universal Refrigerant Certification (EPA 608 Technician). SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a supervisor on the facilities operations team, you will help design, build, activate, and maintain some of the world’s most technically advanced facilities. You will be able to operate with autonomy to solve diverse and complex problems, excel at managing multiple projects at a time, and work in a dynamic, fast-paced environment. The Facilities Supervisor is an important role and directly impacts the foundation of the Southaven and Memphis sites. This position will help ensure that we keep facility maintenance costs low, keep vendors competitive and efficient, and find better ways to enhance our image with customers, visitors, and VIPs. Our facility care is a direct reflection of our values, and the impact is immense. RESPONSIBILITIES: - Lead a team responsible for performing inspections, testing, maintenance, and repair of campus-wide systems; including mechanical/HVAC, electrical, compressed air, dust collectors, plumbing tasks (backflow preventers/etc), as well as other preventative maintenance and repair programs covered by facilities operations - Lead and direct a team of plumbing, compressed air, electrical, and HVAC-focused facility technicians - Schedule daily work and prioritize assignments - Develop, plan and execute site improvement projects in accordance with overall business objectives and strategy - Know and understand all safety procedures of SpaceXAI in order to observe the work of contractors and bring safety concerns to their attention as needed. Report all unsafe acts and conditions which remain uncorrected to supervisor. Allow no work to be performed when conditions are considered unsafe - Maintain appropriate records for all trades as required - Know and understand mechanical equipment such as: chilled water systems, boilers, VFDs, pumps, PLC’s, condensers, split systems, air compressors, dust collectors and other mechanical equipment - Communicate with Manager on daily activities, projects, team moral and concerning issues - Manage vendor/contractor finances. Work with SpaceXAI buyers and accounts payable to assure accounts are maintained - Oversee team of techs, driving overall performance and effectiveness through individual coaching and development BASIC QUALIFICATIONS: - High school diploma or equivalency certificate - 3+ years of experience with facilities management PREFERRED SKILLS AND EXPERIENCE: - Bachelor's degree in construction, engineering or equivalent - Knowledge of building management and automated facilities monitoring systems and processes such as: HVAC systems, fluid plumbing systems, generators, compressed air systems or fuel storage systems - Proficiency in Microsoft applications such as Excel, Outlook, Word and PowerPoint - Experience managing budgets and third-party vendors - Experience negotiating contracts and comparing service costs to achieve maximum value - Experience with asset management software - High attention to detail and cleanliness standards - Ability to work independently with little direction - Ability to meet deadlines in a fast-paced, ever-changing environment - Ability to anticipate needs and develop innovative solutions for continuous improvement SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As the Data Center Supervisor at SpaceXAI Memphis, you will oversee the health and performance of our server and network infrastructure across data centers and global points of presence. You will lead a team of technicians, ensuring optimal operations and continuous improvement in our two most critical metrics: mean time to detect (MTTD) and mean time to repair (MTTR). Your role encompasses hands-on technical leadership, process optimization, and cross-functional collaboration to maintain and enhance our data center operations. RESPONSIBILITIES: - Lead and mentor a team of data center technicians, fostering a culture of excellence and continuous improvement. - Oversee the installation, maintenance, and troubleshooting of server and network infrastructure. - Manage and optimize data center operations, including power supply cabling, fiber/optics labeling, and hardware decommissioning. - Develop and enforce standard operating procedures (SOPs) and ensure adherence to safety protocols. - Coordinate with engineering and provisioning teams to ensure seamless hardware intake and repair processes. - Utilize internal applications for inventory and asset management, ensuring accurate tracking and reporting. - Manage data center operations tickets via Jira, ensuring timely resolution and documentation. - Collaborate with cross-functional teams to design and implement network layouts and solutions. - Lead initiatives to improve operational efficiency and reduce downtime. - Provide on-call support and respond to critical events as needed. BASIC QUALIFICATIONS: - High school diploma or equivalency certificate. - 5+ years of experience working with server, storage, compute, and network hardware. - 5+ years of experience troubleshooting and repairing servers and networking infrastructure. - Proven leadership experience in a data center or technical operations environment. PREFERRED SKILLS AND EXPERIENCE: - Strong Linux skills, including navigating system directories, manipulating files in the Linux shell, user permission configuration, and package installation. - Experience with Python, Bash or other scripting languages. - Experience leading data center infrastructure projects. - Familiarity with structured cabling (copper/fiber) and power and cooling concepts inside the data center. - Excellent prioritization and time management skills. - Ability to work in a fast-paced environment and maintain attention to detail. ADDITIONAL REQUIREMENTS: - Position is subject to pre-employment and annual post-employment background checks. - Ability to lift up to 35 lbs. unassisted. - Comfortable working at elevated heights (up to 50 feet) with appropriate safety gear. - Comfortable working in an environment requiring exposure to noise. - Available to work evenings and weekends, as the schedule varies depending on site operational needs; flexibility is required. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We're seeking an experienced Structural Engineer specializing in mission-critical facilities to join our infrastructure team supporting the rapid build-out of large-scale compute clusters and data centers. This role will play a key part in designing and delivering resilient, high-performance structural systems for hyperscale AI training facilities. You'll collaborate closely with cross-functional teams—including mechanical, electrical, civil, and construction partners—to ensure structural designs support extreme compute densities, seismic resilience, vibration control, rapid deployment timelines, and operational uptime requirements. This is a full-time, on-site (or hybrid) position with occasional travel to project sites. RESPONSIBILITIES: - Lead structural design and analysis for large-scale data center and compute facilities, from conceptual design through construction administration - Develop and review structural models, calculations, drawings, and specifications using tools like Tekla Structures, ETABS, RISA, STAAD, or equivalent - Oversee multidisciplinary coordination, ensuring seamless integration of structural systems with MEP, cooling infrastructure, raised floors, rooftop equipment, and modular/precast components - Perform seismic analysis, vibration isolation design, load path evaluations, and assessments for high-density equipment loads and redundant systems - Manage project schedules, budgets, and deliverables; review shop drawings, submittals, and RFIs; conduct site visits and inspections - Mentor junior engineers and designers; assign tasks and ensure high-quality, on-time delivery - Identify risks, propose innovative solutions, and drive cost optimization while maintaining safety and compliance with relevant codes (ASCE 7, ACI, AISC, IBC, local seismic requirements) - Stay current on data center innovations, including modular construction, steel/precast framing, and scalable design approaches - Provide regular updates to leadership via KPIs, reports, and presentations - Contribute to process improvements and shared leadership across the team - Perform and/or review drawings, calculations and analyses to ensure structural integrity and compliance with building codes and regulations BASIC QUALIFICATIONS: - Bachelor of Science in Civil or Structural Engineering from an accredited university - Professional Engineer (PE) license required; Structural Engineer (SE) preferred - 10+ years of professional experience in structural engineering for building projects - Demonstrated expertise in structural design and analysis for mission-critical or hyperscale data center facilities - Proficiency with structural analysis software (e.g., ETABS, RISA, STAAD) and CAD/BIM tools (e.g., Revit, Tekla Structures, AutoCAD) - Strong knowledge of building codes, seismic design, vibration control, and interfaces with MEP systems - Excellent communication, problem-solving, and project management skills - Ability to thrive in a fast-paced, dynamic environment with changing priorities - Demonstrated ability to lead multidisciplinary coordination efforts on mission-critical facilities, where structural design directly supports stringent uptime, seismic resilience, vibration control, and large load capacity requirements - Excellent verbal and written communication skills for effective collaboration and communication with internal and external construction team members PREFERRED SKILLS AND EXPERIENCE: - Master's degree in Structural Engineering - 10+ years of experience specifically with large-scale data centers (hyperscale, colocation, or AI compute facilities) - Experience managing fast-track projects, design-build delivery, and multidisciplinary teams - Familiarity with modular and prefabricated construction techniques - Track record of mentoring teams and acting as a subject matter expert ADDITIONAL REQUIREMENTS: - Ability to travel occasionally (30-50%) for site visits and project support - Ability to work extended hours when needed to meet aggressive timelines - Must pass pre-employment background check and drug screening SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As an AI Tutor - Statistics Specialist, you’ll play a key role in advancing SpaceXAI's mission by enhancing our AI technologies through high-quality inputs, labels, and annotations using specialized software. You’ll collaborate with our technical team to train models on human interactions, problem-solving, and discussions; refine annotation tools; and select/create challenging problems in statistics to boost performance. All of our AI Tutor roles potentially involve gathering or providing data in text, voice, and video formats, including annotations, audio recordings, or video sessions—tasks with which candidates must be comfortable. RESPONSIBILITIES: - Use proprietary software applications to provide input/labels on defined projects. - Support and ensure the delivery of high-quality curated data. - Play a pivotal role in supporting and contributing to the training of new tasks, working closely with the technical staff to ensure the successful development and implementation of cutting-edge initiatives/technologies. - Interact with the technical staff to help improve the design of efficient annotation tools. - Choose problems from statistical domains that align with your expertise, focusing on areas such as probability theory, inferential statistics, regression modeling, multivariate analysis, stochastic processes, Bayesian methods, experimental design, and data-driven applications where you can confidently provide detailed solutions and evaluate model responses. - Interpret, analyze, and execute tasks based on given instructions. BASIC QUALIFICATIONS: - Must have either (a) a Master’s or PhD in Statistics (or Mathematics with a specialization in statistics or probability) or (b) a medal in an International Math Olympiad (IMO), International Statistical Olympiad, or similar competition. - Proficiency in reading and writing, both in informal and professional English. - Strong ability to navigate various information resources and databases. - Outstanding communication, interpersonal, analytical, and organizational capabilities. - Solid reading comprehension skills combined with capacity to exercise autonomous judgment even when presented with limited data/material. - A strong passion for and commitment to technological advancements and innovation. PREFERRED SKILLS AND EXPERIENCE: - PhD in Statistics or a closely related quantitative field. - Peer-reviewed publications in statistics, probability, or applied statistical modeling. - Previous AI Tutoring experience and/or experience teaching college-level statistics courses. LOCATION AND OTHER EXPECTATIONS: - Tutor roles may be offered as full-time, part-time, or contractor positions, depending on role needs and candidate fit. - For contractor positions, hours will vary widely based on project scope and contractor availability, with no fixed commitments required. On average most projects may involve at least 10 hours per week to achieve deliverables effectively though this is not a fixed commitment and depends on the scope of work. Contractors have full flexibility to set their own hours and determine the exact amount of time needed to complete deliverables. - Tutor roles may be performed remotely from any location worldwide, subject to legal eligibility, time-zone compatibility, and role specific needs. - For US based candidates, please note we are unable to hire in the states of Wyoming and Illinois at this time. - We are unable to provide visa sponsorship. - For those who will be working from a personal device, your computer must be a Chromebook, Mac with MacOS 11.0 or later, or Windows 10 or later. COMPENSATION AND BENEFITS: US based candidates: $45/hour - $75/hour depending on factors including relevant experience, skills, education, geographic location, and qualifications. International candidates: Information will be provided to you during the recruitment process. Benefits vary based on employment type, location and jurisdiction. Benefits for eligible U.S. based positions include health insurance, 401(k) plan, and paid sick leave. Specific details and role specific information will be provided to you during the interview process. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking an experienced Governance, Risk, and Compliance (GRC) Engineer to own and scale our security and AI governance compliance posture as SpaceXAI grows. You will set the standards the organization builds to, design and implement controls, and automate the unglamorous parts of compliance so a fast-moving team can ship safely. The ideal candidate combines deep fluency across modern security and AI frameworks with GRC engineering skills: you translate control requirements into technical implementations, partner with engineers to bake compliance into architecture and CI/CD, and replace point-in-time checklist work with continuous, engineered assurance. You will collaborate across engineering, legal, product, and leadership to keep our AI systems audit-ready across enterprise, commercial, and public-sector environments. This role may also include additional tasks and responsibilities as needed to support the team and evolving business priorities. RESPONSIBILITIES: - Own and execute security compliance implementation and audits across core frameworks including SOC 2, NIST CSF, NIST SP 800-53, ISO 27001, ISO 42001, and the EU AI Act, including control design, mapping, gap assessment, evidence collection, and remediation tracking. - Build and maintain Compliance-as-Code and continuous compliance capabilities — policy-as-code, automated control validation, continuous evidence pipelines, and monitoring integrated into development and deployment workflows — so the company can move fast without cutting corners. - Operate and extend GRC platforms (e.g., Vanta) as the system of record for controls, evidence, and audit readiness; integrate them with cloud, identity, and engineering tooling to reduce manual toil. - Partner with engineering and architecture to embed compliance requirements early in design reviews; translate framework obligations into clear technical control narratives that satisfy auditors without slowing delivery. - Develop, maintain, and continuously improve corporate policies, standards, and procedures that support the company's governance and AI management system posture. - Identify, assess, and prioritize risks related to AI/ML operations, cybersecurity, regulatory compliance, data privacy, intellectual property, and cloud deployments; distinguish meaningful business risk from compliance theater. - Lead risk assessments and compliance reviews for new products, model deployments, features, and architectural changes, with particular attention to AI system risks (data handling, model governance, agentic and conversational surfaces). - Own and cultivate relationships with external auditors, assessors (e.g., QSAs where applicable), and regulators; serve as the bridge between auditors and internal teams so requests are reasonable, clear, and relevant to our stack. - Champion a culture of security and compliance across the company — educating teams on why controls exist, not only enforcing them. BASIC QUALIFICATIONS: - Bachelor's degree in computer science, Information Security, Cybersecurity, or in an engineering/STEM field. - 8+ years of experience in GRC, security compliance, or technology audit roles with hands-on GRC engineering responsibilities. - Demonstrated experience implementing and maintaining security compliance frameworks in cloud environments (AWS, GCP, or Azure). - Expert-level working knowledge of several of the following: SOC 2, NIST CSF, NIST SP 800-53, ISO 27001, and ISO 42001 — including building and running controls, not only reading the frameworks. - Experience with Compliance-as-Code practices and GRC automation tooling (e.g., Vanta, Drata, or similar), with a bias toward continuous monitoring. - Ability to evaluate control objectives against real IT and cloud configurations and to work alongside engineers on remediation. PREFERRED SKILLS AND EXPERIENCE: - 10+ years of security compliance, GRC engineering, or technology audit-related experience. - Hands-on experience implementing technical controls (e.g., IAM, logging and monitoring, encryption, infrastructure hardening) and integrating compliance checks into CI/CD pipelines. - Experience in the tech or AI/ML industry, particularly with startups or high-growth product organizations. - Working knowledge of HIPAA privacy and security rules (bonus), ideally mapped into a SOC 2 or ISO-certified control environment. - Experience supporting SOX / ITGC design, documentation, testing, or auditor coordination, especially in a publicly traded or IPO-bound company. - Strong understanding of AI ethics and AI governance frameworks (e.g., NIST AI RMF, ISO 42001, EU AI Act) and associated operational risks. - Working knowledge in data privacy frameworks (e.g., GDPR, CCPA) in a technology or cloud environment. - Exceptional analytical, problem-solving, organizational, and project management skills, with the ability to take compliance programs from conception to audit-ready launch. - Excellent communication and stakeholder management skills — able to explain risk and tradeoffs to engineers, legal, sales, and executives in plain language. - Certifications such as CISSP, CISA, CISM, CRISC, CGEIT, ISO 27001 Lead Implementer/Auditor, or similar preferred. - Experience with public sector or federal compliance programs (e.g., FedRAMP, NIST 800-171, CMMC) is a plus. COMPENSATION AND BENEFITS: $152,000 - $258,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking an experienced Governance, Risk, and Compliance (GRC) Engineer focused on fintech and financial services regulation to help scale compliance for SpaceXAI and xMoney. As we operate deeper in regulated financial environments, maintaining a robust, transparent, and technically sound GRC program is critical. You will architect the systems and processes that automate trust — a pragmatic operator who understands that GRC exists to enable the business, balancing rigorous standards with the velocity of a high-growth company. The ideal candidate brings hands-on fintech compliance experience (PCI DSS, NYDFS, FFIEC), fluency in data privacy frameworks (GDPR, CCPA), and GRC engineering skills: Compliance-as-Code, continuous evidence collection, and deep partnership with engineering so controls are designed into the platform rather than bolted on after the fact. This role may also include additional tasks and responsibilities as needed to support the team and evolving business priorities. RESPONSIBILITIES: - Own and evolve financial services and payments compliance posture across PCI DSS, NYDFS (including 23 NYCRR 500), FFIEC guidance, and related banking/fintech regulatory expectations supporting xMoney across relevant jurisdictions. - Build and maintain Compliance-as-Code capabilities — policy-as-code, automated control validation, continuous evidence collection, and monitoring integrated into CI/CD — so audit readiness scales with the business rather than depending on manual, point-in-time checks. - Operate and extend GRC platforms (e.g., Vanta) as the backbone for control mapping, evidence management, and continuous compliance; integrate with cloud, identity, logging, and engineering systems to reduce administrative bottlenecks. - Partner with Architects and Engineering Leads to bake compliance and privacy requirements; translate complex regulatory obligations into concrete technical implementations and auditor-ready narratives without slowing development. - Design, implement, and validate technical controls relevant to fintech environments (cardholder data environment scoping and segmentation, access control, logging, encryption, change management, vulnerability management) — not just document them. - Operate the cybersecurity and compliance risk register — identify, quantify, and track risks, distinguishing theoretical gaps from meaningful business and regulatory risk. - Lead risk assessments and compliance reviews for new products, payment flows, features, vendors, and architectural changes that affect the regulated attack surface. - Own and cultivate relationships with external auditors, assessors (e.g., QSAs where applicable), and regulators; serve as the bridge between auditors and internal teams so requests are reasonable, clear, and relevant to our stack. - Develop, maintain, and continuously improve policies, standards, and procedures aligned to PCI, NYDFS, FFIEC, privacy laws, and complementary frameworks (e.g., SOC 2, ISO 27001) where they overlap. - Champion pragmatic governance — prioritize issues that represent real security or business risk over checkbox compliance. BASIC QUALIFICATIONS: - Bachelor's degree in computer science, Information Security, Cybersecurity, or in an engineering/STEM field. - 8+ years of experience in GRC, security compliance, or technology audit roles in fintech, banking, payments, or other heavily regulated financial environments. - Hands-on experience with PCI DSS and at least one of NYDFS (23 NYCRR 500) or FFIEC cybersecurity/IT examination guidance — including implementing or operating controls, not only reading the requirements. - Experience with Compliance-as-Code practices and GRC automation tooling (e.g., Vanta, or similar), with a bias toward continuous monitoring and reducing manual evidence collection. - Technical fluency sufficient to speak the language of engineering, cloud (AWS/GCP/Azure), and security architecture, and to anticipate how design decisions impact risk and compliance. PREFERRED SKILLS AND EXPERIENCE: - 10+ years of security compliance, GRC engineering, or technology audit-related experience in fintech or financial services. - Hands-on experience implementing technical controls (e.g., IAM, logging and monitoring, encryption, network segmentation, infrastructure hardening) and integrating compliance checks into CI/CD pipelines. - Experience supporting SOC 2 and/or ISO 27001 programs alongside fintech-specific obligations. - Experience with payment ecosystems, cardholder data environments, tokenization, or similar PCI-scoped architectures. - Working knowledge of data privacy frameworks including GDPR and CCPA/CPRA, and experience partnering with Legal or Privacy. - Familiarity with additional financial regulatory regimes (e.g., GLBA, BSA/AML technology controls, state money-transmitter expectations, or international banking rules in the EU, UK, or other markets, e.g DORA) is valuable. - Experience enabling enterprise sales through trust centers, vendor questionnaires, and customer security reviews. - Proven ability to operate a risk register and apply judgment in gray areas — focusing on outcomes over optics. - Exceptional analytical, problem-solving, organizational, and project management skills, with the ability to take compliance programs from conception to assessment-ready launch. - Excellent communication and stakeholder management skills — able to explain regulatory and privacy requirements to engineers, legal, sales, and executives in plain language. - Certifications such as CISSP, CISA, CISM, CRISC, PCIP, CIPP/US, CIPP/E, or similar preferred. - Experience with emerging AI-related financial services expectations or securing AI features in a regulated fintech product is a plus. COMPENSATION AND BENEFITS: $152,000 - $258,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. ITAR REQUIREMENTS: - To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: At SpaceXAI, the IT Data Engineering team implements and supports applications to help internal customers meet their operational needs. We establish processes for continual improvement, guide administration, and partner with multiple stakeholders on a project-to-project basis. Our mission is to keep the business running effectively while maintaining a healthy application environment. RESPONSIBILITIES: - Help lead SpaceXAI's data strategy by implementing established ETL patterns, creating and supporting dependable infrastructure, and reusable components. - Partner with business and engineering teams to prioritize requests and consistently deliver excellent results against time-sensitive priorities. - Collaborate effectively in a fast-paced environment using strong interpersonal communication skills. BASIC QUALIFICATIONS: - BA/BS in a related field (Computer Science degree preferred) - Minimum 5 years of relevant experience, preferably in an enterprise environment - Strong experience with databases (Vertica, MySQL, or similar) and advanced SQL - Java development experience (Spring, JEE/JSE) and proficiency in Python or other modern languages - Hands-on experience with integrations, APIs, and message queuing technologies (e.g., Kafka, RabbitMQ) - Experience working with 3rd party APIs (Salesforce, Workday, etc.) - Background working in an Agile environment PREFERRED SKILLS AND EXPERIENCE: - Experience with API Gateways (e.g., Kong), RAML, and REST-based APIs - Designing and deploying scalable, reliable, high-volume data integrations and real-time pipelines - Big data technologies (Hadoop, MongoDB, HBase, Cassandra) - On-prem and cloud enterprise solutions (Oracle, Salesforce, Workday) - Scala / Scalding - Deep knowledge of access control and data security - Leading Data/BI/Analytics projects with a customer-first approach - Custom ETL design, implementation, and maintenance - Performance monitoring, error logging, and troubleshooting Java applications COMPENSATION AND BENEFITS $172,000 - $258,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a highly skilled Sr. Electrical Commissioning Technician to support the buildout and energization of SpaceXAI's high-performance data centers. In this critical hands-on role, you will perform commissioning, testing, and troubleshooting of electrical systems that power our next-generation AI supercomputing infrastructure. You will work closely with construction, engineering, and operations teams to ensure safe, reliable, and high-quality electrical systems from initial installation through full system turnover. This is a full-time, onsite role with significant travel to SpaceXAI data center sites. RESPONSIBILITIES: - Execute electrical commissioning activities for medium and low voltage power distribution systems, switchgear, transformers, UPS systems, generators, PDUs, and associated controls in data center environments. - Perform point-to-point wiring checks, functional testing, calibration, and system integration verification. - Troubleshoot and resolve electrical issues during pre-commissioning, commissioning, and startup phases. - Develop and execute detailed commissioning test procedures, scripts, and documentation in accordance with project specifications and industry standards. - Collaborate with EPC contractors, OEM vendors, and SpaceXAI engineers to coordinate energization sequences and integrated system testing. - Ensure strict adherence to safety protocols, LOTO procedures, and quality standards during all commissioning activities. - Maintain accurate as-built documentation, test records, and commissioning reports. - Support training of operations and maintenance teams on commissioned electrical systems. - Participate in constructability reviews and provide field feedback to improve design and installation quality. BASIC QUALIFICATIONS: - 3+ years of hands-on electrical commissioning or field technician experience in data centers, power plants, or large industrial facilities. - Strong working knowledge of electrical systems up to 480V (medium voltage experience preferred), including switchgear, motor control centers, variable frequency drives, and protective relaying. - Experience with commissioning test equipment (meggers, multimeters, relay test sets, power quality analyzers, etc.). - Familiarity with relevant codes and standards (NEC, NFPA 70E, IEEE, NETA). - Demonstrated ability to read and interpret electrical drawings, schematics, and one-line diagrams. - Strong safety mindset with current OSHA 10/30 or equivalent training. - Willingness to work extended hours, nights, and weekends during critical commissioning windows. PREFERRED SKILLS AND EXPERIENCE: - Prior commissioning experience on hyperscale data center projects or mission-critical facilities. - NETA certification (Level II or higher) or equivalent (e.g., NICET, Journeyman Electrician license). - Experience with data center power infrastructure including redundant UPS, generators, and busway systems. - Knowledge of PLC/controls troubleshooting and SCADA systems. - Proficiency with commissioning management software (e.g., CxPro, Procore, or similar). - Technical degree or trade school certification in Electrical Engineering Technology or related field. ADDITIONAL REQUIREMENTS: - Ability to travel extensively to SpaceXAI construction sites and remain onsite during peak commissioning phases. - Capability to work in industrial environments, climb ladders, lift moderate loads, and wear PPE for extended periods. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a talented Software Engineer to join our X Money team, focused on building a revolutionary global payment network that will serve over 600 million users and rival the world’s largest financial institutions. In this role, you will specialize in backend development, designing and optimizing robust microservices to ensure scalability, security, and reliability. You will support full-stack efforts, collaborate with cross-functional teams on payments, fraud detection, and compliance initiatives, and contribute to the creation of a high-scale financial products platform. This is an opportunity to work on greenfield projects in a fast-paced, startup-like environment, driving innovation at the intersection of AI and finance. RESPONSIBILITIES: - Develop backend services, APIs, and data models to support high-volume, multi-user environments. - Work with iOS, Android & Web client engineers to ship products. - Design robust infrastructure and microservices for payments, transactions, growth, monetization, and engagement across platforms. - Build and maintain fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics. - Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems. - Uphold engineering excellence via testing, monitoring, deployment, and secure data handling. BASIC QUALIFICATIONS: - Proficiency in distributed systems for high-scale, low-latency environments; languages like Rust, Go, Python & Java, and high volume streaming systems. - 2+ years of experience working on large scale consumer applications. PREFERRED SKILLS AND EXPERIENCE: - 5+ years of experience working on large scale consumer applications or early-mid stage startup experience as a founding engineer, emphasizing rapid prototyping, user-centric design, and AI solutions. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a talented Software Engineer to join our X Money team, focused on building a revolutionary global payment network that will serve over 600 million users and rival the world’s largest financial institutions. In this role, you will specialize in backend development, designing and optimizing robust microservices to ensure scalability, security, and reliability. You will support full-stack efforts, collaborate with cross-functional teams on payments, fraud detection, and compliance initiatives, and contribute to the creation of a high-scale financial products platform. This is an opportunity to work on greenfield projects in a fast-paced, startup-like environment, driving innovation at the intersection of AI and finance. RESPONSIBILITIES: - Develop backend services, APIs, and data models to support high-volume, multi-user environments. - Work with iOS, Android & Web client engineers to ship products. - Design robust infrastructure and microservices for payments, transactions, growth, monetization, and engagement across platforms. - Build and maintain fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics. - Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems. - Uphold engineering excellence via testing, monitoring, deployment, and secure data handling. BASIC QUALIFICATIONS: - Proficiency in distributed systems for high-scale, low-latency environments; languages like Rust, Go, Python & Java, and high volume streaming systems. - 2+ years of experience working on large scale consumer applications. PREFERRED SKILLS AND EXPERIENCE: - 5+ years of experience working on large scale consumer applications or early-mid stage startup experience as a founding engineer, emphasizing rapid prototyping, user-centric design, and AI solutions. COMPENSATION AND BENEFITS: £107,000 - £262,000 GBP Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive healthcare and dental coverage, cash plan, income protection, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The X Developer Platform team owns the partner ecosystem that connects X with B2B and B2C developers around the world. X reaches more than 500 million active users who produce billions of posts every week, and that activity generates signals and capabilities that go far beyond a conversation to listen to: real-time knowledge of what is happening in the world, rich media, commerce, communities, and the connective tissue between people, businesses, and now agents. Our job is to make that value available to developers as the everything API, so that anyone can build products on top of X. Our mission is to help achieve the X Everything app and make X the clear digital townsquare of Earth. We do this by making X data and functionality available through a consistent and reliable API suite, so that developers and the emerging world of agents can realize its full potential. Behind the scenes we collect, process, enrich, and deliver hundreds of billions of signals a day. The products we build are highly available, scalable, optimized, respectful of X's user base, and essential to the customers who depend on them. We work closely with our Product and Business counterparts and directly with customers to shape what we build next. X Developer API Products Include: - Real-time delivery of public posts and events, filtered and enriched to match each customer's use case - Search and retrieval across the full historical archive of public content on X - APIs for creating, publishing, and managing content and interactions programmatically - Engagement, audience, and performance data that powers analytics and measurement products - Enrichment layers that add context, structure, and relevance signals to raw platform data - Interfaces designed for programmatic consumers, enabling agents and automated systems to read from and act on the platform safely - Developer tooling, documentation, and self-serve onboarding that make the platform easy to adopt and integrate RESPONSIBILITIES: - Collaborate with engineering, product leadership, business leadership, and engineers across the company. - Maintain and improve the systems that serve our existing customers while designing and shipping new products that expand what the platform can do. - Design clean, reliable, well-abstracted solutions to problems of scale, correctness, and developer experience. - Help shape the architecture of the platform as it grows to serve new categories of consumers, including agents and automated systems. BASIC QUALIFICATIONS: - MS or BS in Computer Science - 5+ years of industry experience working on commercial software application or services - Distributed Systems experience (Kafka experience is a plus) - Experience working with RPC frameworks and microservices - Understanding of core CS concepts, such as, common data structures and algorithms - Experience with front-end development technologies (e.g., HTML, CSS, JavaScript - Experience with cloud platforms and services (e.g., AWS, Azure, Google Cloud) COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a Data Engineer in X product engineering team, you will play a key role in providing comprehensive data solutions that own or serve a wide range of stakeholders, including our end-users and internal teams such as Product engineering, Algorithm, Legal, Finance and Sales. Our work utilizes AI, distributed computing and hybrid storage technologies, but extends beyond purely data-centric solutions, encompassing non-data-related challenges, ultimately maximizing the potential of data for the benefit of our diverse user base. RESPONSIBILITIES: You'll help build and operate a distributed data platform that powers hundreds of realtime and batch pipelines processing billions of events per day. The team runs like an internal startup — we own problems end to end, from raw event streams to the datasets, tooling, and metrics that product, growth, safety, and business teams depend on daily. In this role you will: - Design, build, and operate production-grade realtime and batch pipelines that ingest, process, validate, and deliver data powering user-behavior insights and product decisions. - Create shared datasets, fact tables, and internal data products that let other teams analyze, debug, and improve product performance. - Prototype and build tooling that automates and accelerates internal data workflows — backfills, dashboards, report generation, and self-serve access to data. - Own data correctness end to end: validate with output invariants, denominator reconciliation, and independent recomputation, and lead root-cause investigations when key metrics move unexpectedly. - Move fluidly across query engines and frameworks (e.g., BigQuery, Trino, Clickhouse for analytics; Flink, Kafka, Spark/Scalding for streaming and batch), choosing the right tool and adapting quickly to new infrastructure and environments. - Partner across product and business teams to surface where data gaps exist and prioritize the highest-impact opportunities for new data acquisition and improvement. - Iterate quickly on feedback, shipping the smallest useful increment with a strong bias toward efficient, accurate, and reliable solutions. BASIC QUALIFICATIONS: We are looking for an engineer with 3+ years of professional software engineering experience, ideally in data engineering or distributed systems. - Hands-on expertise in Python, Rust, Scala, Go or Java, and data pipeline toolings and distributed systems. - Knowledge of realtime and batch data processing tools such as Spark/Kafka/Flink/SQL and various storage systems in RMDBs/NoSQL - Experience solving large scale problems and comfortable doing incremental quality work while building brand new systems to enable future quality improvements. - Proven records of interpreting product requirements into engineering implementation plans, and effectively communicating with different groups (AI, product, marketing/sales and engineering). COMPENSATION AND BENEFITS: $125,000 - $400,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: You will join the Grok Voice Model team to help build the world’s best voice AI. We deliver smooth, natural, low-latency spoken interactions — expressive, multilingual, and reliable across devices and real-time scenarios. We own the full training pipeline: massive data curation, premium audio processing, frontier speech-language pre-training, and intensive post-training to push quality, speed, and stability to the limit. Our goal: make talking to AI feel like conversing with the most charming, kind, and knowledgeable person imaginable. We’re seeking exceptionally smart, execution-oriented engineers to help us get there. RESPONSIBILITIES: - Design and execute large-scale speech data curation and processing pipelines, including collection of diverse real-world audio, synthetic data generation, and automated annotation workflows to enable high-quality model training and evaluation. - Work on pre-training and post-training of speech-language models, with targeted enhancements through supervised fine-tuning, reinforcement learning, and other techniques to ensure Grok Voice responses are accurate, factually grounded, natural and idiomatic in spoken style, conversational in tone, and fluent across multiple languages. - Build and iterate a comprehensive evaluation framework covering objective metrics (accuracy, quality, latency, expressiveness), human preference studies, content factuality assessments, real-time interaction quality, and experimentation infrastructure to measure and improve performance. - Work closely with product teams to integrate voice models into applications and real-time environments, define spoken interaction specifications, and handle the full lifecycle from prototype to global-scale deployment for stable, low-latency, delightful voice experiences. BASIC QUALIFICATIONS: - Python expert with deep proficiency in writing clean, efficient code for AI/ML systems. - Hands-on experience processing large-scale datasets using tools like Spark and Ray for cleaning, augmentation, and feature extraction. - Proficiency in pre-training and post-training speech-language models using JAX/PyTorch, including supervised fine-tuning, reinforcement learning, and optimizations for accuracy, factuality, natural spoken style, detail, and multilingual fluency. - Ability to set up and run rigorous evaluation pipelines: objective metrics, human preference studies, content factuality checks, and iterative A/B testing to drive model improvements. - Experience building or working with large-scale distributed training and inference systems on Kubernetes. - Proactive, self-driven attitude — ready to grind in a fast-paced, high-caliber team to deliver outstanding voice AI experiences. COMPENSATION AND BENEFITS: $150,000 - $450,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. About the Role: - We are building the high-performance inference platform that serves Grok to millions of users every day with lightning speed and perfect reliability. - As a Member of Technical Staff - Inference, you will design and optimize large-scale model serving systems end-to-end. You will own everything from distributed infrastructure (global KV cache, continuous batching, load balancing, auto-scaling) to deep low-level optimizations (GPU kernels, quantization, speculative decoding, tail latency). - This is a high-impact role where your work directly determines how fast and reliably users interact with Grok at massive scale Responsibilities: - Architect and implement scalable distributed infrastructure for model serving (load balancing, auto-scaling, batch scheduling, global KV cache). - Optimize latency and throughput of model inference under real production workloads. - Build reliable, high-concurrency serving systems that serve billions of users with 100% uptime, 0% error rate, and excellent tail latency. - Benchmark, fine-tune, and accelerate inference engines (including low-level GPU kernel work and code generation). - Develop custom tools to trace, replay, and fix issues across the full stack — from orchestration down to GPU kernels. - Create robust CI/CD infrastructure for seamless endpoint deployment, image publishing, and inference engine updates. - Accelerate research on scaling test-time compute, RL rollout, and model-hardware co-design for next-generation systems. BASIC QUALIFICATIONS: - Deep low-level systems programming (C/C++ or Rust) - Experience with large-scale, high-concurrent production serving. - Experience with GPU inference engines (vLLM, SGLang, Triton, TensorRT-LLM, etc.). - Strong background in system optimizations: batching, caching, load balancing, parallelism. - Low-level inference optimizations: GPU kernels, code generation. - Algorithmic inference optimizations: quantization, speculative decoding, distillation, low-precision numerics. - Experience with testing, benchmarking, and reliability of inference services. - Experience designing and implementing CI/CD infrastructure for inference. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The X Search team is responsible for building and operating the core search engine that powers discovery on X. We own the full end-to-end search stack — from real-time retrieval and indexing to ranking and the end-user search experience. Our goal is to create the most relevant, fast, and intelligent search experience on the internet by combining state-of-the-art information retrieval systems with Grok’s reasoning capabilities. RESPONSIBILITIES: - Build search and retrieval algorithms that scale to millions of users - Build and operate large scale search engine and search infrastructure - Train state of the art ML ranking models - Integrate Grok in search systems and products BASIC QUALIFICATIONS: - Tech Stack: Python, Go, Rust - Have worked with vector databases, search indices, or similar data stores for search applications - Have worked on large-scale search systems - Have deep experience building or working with production ML systems - Take full ownership of problems and learn whatever you need to solve them - Can move quickly in a fast-paced environment with shifting priorities and tight deadlines COMPENSATION AND BENEFITS $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As a backend engineer, you’ll design and build scalable, high-performance systems that power subscriptions infrastructure, new monetized products, user growth, and creator monetization. You’ll work on mission-critical infrastructure that processes millions of transactions, optimizes user acquisition and retention, and enables creators to earn a living through their content. This is a unique opportunity to make a large-scale revenue impact while creating products that users and businesses love. RESPONSIBILITIES: - Design and build large scale search infrastructure (real-time indexing, serving, and data pipelines) that handles massive write and query loads with strict latency and reliability requirements - Go deep into search internals (indexing, query execution, and relevance) and help shape the technical direction of the core search infrastructure - Operate production services end to end, including monitoring, debugging, incident response, and performance optimization - Lead and drive incident responses and recovery with your peers. Review and contribute to incident postmortems and hold a high bar for the same BASIC QUALIFICATIONS: - 5+ years developing large-scale infrastructure, distributed systems or experience with storage or hardware architecture. - Proficient in high performance Rust, C++ or JVM-based languages - Hands-on experience with search and indexing technologies (Elasticsearch, Lucene, or similar) and an understanding of how they work and why - Experience with operating system internals, filesystems, networking, or database storage engines - Obsessed performance, reliability, scalability and quality - Ability to take full ownership of problems and learn whatever is needed to solve them - Comfortable moving quickly in a fast-paced environment with shifting priorities and tight deadlines PREFERRED SKILLS AND EXPERIENCE: - Contributions to open-source search or infrastructure projects COMPENSATION AND BENEFITS $150,000 - $400,000 USD Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We’re looking for exceptional storage & database engineers who want to join us on a new project to deeply integrate SpaceXAI's advanced AI infrastructure into a platform used by around 600 million users every month. We’re building a new storage tier that powers training, inference, recommendations, and real-time data extraction. We build and operate: - An exabyte-scale S3-compatible object store - A multi-tenant transactional key/value store that serves 100s of millions requests per second - A caching tier that serves billions of requests per second - A scalable vector database that powers our recommendation systems - A few other specialized databases serving hundreds of millions requests per second RESPONSIBILITIES: - Design, build, and launch to production new features and improvements aimed at unifying common components across the storage systems - Dive into performance issues and work with customers and deliver solutions to cater to customers’ latency, availability and data durability requirements. - Lead and drive incident responses and recovery with your peers. Review and contribute to incident postmortems and hold a high bar for the same. - Work in a collaborative environment and uplevel your peers by doing mentoring, code and design reviews. - Be open to develop new skills and learn on the job as we navigate new technology spaces. - Ground your decisions with data and reasoning and adapt to new information to make informed choices. BASIC QUALIFICATIONS: - Have at least 7 years of experience in software development, plus 2+ years building storage systems or databases. - Obsessed with reliability, performance, and quality - Proficient in high performance C++, Rust, or JVM-based languages - Expertise in building, running, and operating scalable and resilient distributed systems COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are seeking a talented and driven Software Engineer to join Platform Security team, where you will build cutting-edge security solutions to protect our Kubernetes-based infrastructure and advance secure AI-driven systems. In this role, you will design and implement AI-powered security tools, proactively address vulnerabilities, and champion secure engineering practices across the organization. Ideal candidates are passionate about impactful innovation, excel at writing clean, efficient code, and thrive in fast-paced environments to support SpaceXAI’s mission of creating a trusted and secure global digital platform. RESPONSIBILITIES: - Design and build AI-driven security tooling and agents using Grok to identify, analyze, and mitigate vulnerabilities in the platform infrastructure and customer facing application(s) - Proactively identify security problems to solve and own the design and implementation end-to-end - Collaborate and be a security champion while driving technical decisions across the organization BASIC QUALIFICATIONS: - 3+ years of experience in fast-paced, high-impact environments, ideally at startups or tech-driven companies. - Expertise in Python, Rust, or Go, with strong problem-solving skills and a focus on clean, efficient code. - Certifications like CISA, CRISC, CGEIT, Security+, CASP+, or similar preferred. - Proven experience building tools or systems from scratch, with a focus on scalable solutions. - Proficiency in designing scalable backend architectures to support secure systems. - Familiarity with security testing frameworks (e.g., Burp Suite, OWASP ZAP, SAST/DAST). - Experience with Docker and Kubernetes for deploying and securing containerized applications. - Knowledge of software supply chain tools, including SBOM management and dependency scanning. PREFERRED SKILLS AND EXPERIENCE: - Experience developing AI-driven security tools or integrating AI into security workflows. - Familiarity with Kubernetes-based environments and securing cloud-native infrastructure. - Proven ability to drive technical decisions and influence security practices across teams. - A passion for challenging the status quo and building transformative security solutions. - Strong collaboration skills, with experience working in dynamic, cross-functional teams. - A sense of humor and adaptability to thrive in a fast-paced, mission-driven environment. COMPENSATION AND BENEFITS: $100,000 - $258,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. RESPONSIBILITIES: - Design, build, and implement a large-scale distributed system that powers one of the world's largest supercomputing clusters. - Dive into the low-level stack to profile, debug, and optimize performance across diverse systems, including GPUs, Linux kernel, networking, and filesystems, to achieve peak efficiency. - Collaborate on hardware, software, and algorithm co-design to push the boundaries of AI training. - Maintain and innovate on our codebase to ensure scalability and reliability. - Develop tools to enhance team productivity and streamline workflows. BASIC QUALIFICATIONS: - Systems programming experience in C, C++, or Rust - Computer systems fundamentals with a grasp of how computers execute code from transistors to high-level applications. - Hands-on expertise with Kubernetes (K8s), including cluster architecture, pod lifecycle, networking (CNI), storage (CSI), service mesh, and production-grade operations PREFERRED SKILLS AND EXPERIENCE: - Collaborate in a fast-paced, open environment to design and foundational systems. - Strong debugging skills across the full stack — from kernel and OS up through container orchestration layers - Deep knowledge of operating systems internals (process scheduling, memory management, file systems, and synchronization primitives) - Proficiency in performance analysis, profiling, and low-level optimization techniques - Solid understanding of computer networks and the TCP/IP stack - Experience working with Linux kernel concepts or systems-level debugging tools (e.g., perf, gdb, strace, Wireshark) - Proficiency deploying and managing workloads using Kubernetes manifests, Helm, Operators, and GitOps workflows - Solid understanding of containerization technologies (Docker, containerd, crio) and their interaction with the Linux kernel - Experience with observability and monitoring in distributed systems (Prometheus, Grafana, VictoriaMetrics, OpenTelemetry, or similar) COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. RESPONSIBILITIES: - Build and maintain the lean, high-reliability Linux-based operating system that underpins our supercomputer network fabric. - Write (or rewrite) high-performance device drivers to extract the maximum physical capability from our network and compute hardware. - Manage deployment, operation, and debugging of our platform in production, including: - Rigorous resolution and root-causing of anomalies to ensure the system is constantly improving in reliability. - Developing and constantly improving our tools for observability and configuration management. - Collaborate with our hardware teams and external partners to design the next generation of supercomputer hardware – and then bring up our OS and software stack on it. BASIC QUALIFICATIONS: - Hands-on systems programming experience in C or C++. - Strong operating systems fundamentals (scheduling, memory management, I/O) — you must be able to articulate in extreme detail how a computer works, from the hardware all the way up to high-level applications. - Understanding of computer networking, both in the host (OS stack) as well as common network devices like switches and routers. - Excellent written and verbal communication skills. PREFERRED SKILLS AND EXPERIENCE: - Deep knowledge of the Linux kernel and its networking stack — transferable experience with another production-grade kernel is okay, too! - Proficiency with debugging tools spanning kernel, network, and userspace (e.g., ftrace, perf, Wireshark/tcpdump, eBPF, gdb, and more). - Experience bringing up new hardware from scratch — you have flashed bare-metal software on a microcontroller with JTAG, or bootstrapped a Linux kernel and rootfs on new hardware. - Demonstrated track record of developing and optimizing device/peripheral drivers — ideally for high-speed interfaces, or with advanced considerations like DMA and cache coherency. - Understanding of major peripheral hardware interface standards (Ethernet, PCIe, I2C, SPI, etc.) — you can critically review a schematic, and debug these interfaces if needed. - Experience with product security, OS/system hardening, and secure boot schemes. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The Observability team builds and operates the core infrastructure that enables engineers to monitor, debug, and optimize the performance and reliability of their systems. We handle telemetry at massive scale — billions of time series and petabytes of logs — with strict performance and availability requirements. You will be part of the small, high-impact team responsible for building and maintaining SpaceXAI’s observability platform. You’ll own critical systems that power metrics, logs, tracing, and alerting enabling engineering teams to operate services at scale, identify issues before they impact users, and drive systemic reliability improvements. RESPONSIBILITIES: - Design and implement scalable observability infrastructure for metrics, logging, and tracing. - Build high-performance telemetry pipelines that handle massive ingestion volumes. - Develop APIs, query engines, and UIs that allow engineers to get real-time insights into their services. - Define and enforce best practices for instrumentation, alerting, and reliability across the company. - Partner with infrastructure and product teams to deeply integrate observability into our internal platforms. - Own the reliability, scalability, and performance of the observability stack end-to-end. BASIC QUALIFICATIONS: - Production-level proficiency in Go, Rust, Scala, or a similar languages - Deep understanding of distributed systems and telemetry architecture. - Experience building and operating infrastructure at scale. - Familiarity with observability stacks such as Prometheus, Grafana, OpenTelemetry, VictoriaMetrics, or ClickHouse. - Experience with Kafka, Redis, or large-scale time series databases. - Experience operating observability pipelines in Kubernetes or similar orchestration environments. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As part of the Network Software and Services for AI (nssAI) team at SpaceXAI, you'll build cutting-edge software, services, and frameworks to empower our Network Development Engineers. Working hands-on, you’ll tackle all facets of network management—metric collection, configuration, zero-touch provisioning, monitoring, and auto-remediation—driving automation-first solutions for SpaceXAI's production and ancillary networks. Expect to develop extensible tools, streamline complex processes, and ensure rock-solid reliability to support SpaceXAI's mission of accelerating human scientific discovery through AI. RESPONSIBILITIES: - Building software and tools with extensive metrics coverage for some of the world’s largest GPU supercomputing network fabrics used for AI training and serving customer inference queries. - Implement IaC best practices, enhancing deployment pipelines, and ensuring robust, secure service delivery across our production environments. BASIC QUALIFICATIONS: - Deep experience collaborating with network engineers daily using extensive knowledge of network topologies, physical and logical, and network protocols. - Expert knowledge and proven history with designing scalable and reliable software from the ground up that can build and orchestrate tens of thousands of network devices at lightning speeds. - Ability to thrive in ambiguity, creating metrics that will help prioritize the focus of the team and your own. COMPENSATION AND BENEFITS: €80,000 - 150,000 EUR Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: As part of the Network Software and Services for AI (nssAI) team at SpaceXAI, you'll build cutting-edge software, services, and frameworks to empower our Network Development Engineers. Working hands-on, you’ll tackle all facets of network management—metric collection, configuration, zero-touch provisioning, monitoring, and auto-remediation—driving automation-first solutions for SpaceXAI's production and ancillary networks. Expect to develop extensible tools, streamline complex processes, and ensure rock-solid reliability to support SpaceXAI's mission of accelerating human scientific discovery through AI. RESPONSIBILITIES: - Building software and tools with extensive metrics coverage for some of the world’s largest GPU supercomputing network fabrics used for AI training and serving customer inference queries. - Implement IaC best practices, enhancing deployment pipelines, and ensuring robust, secure service delivery across our production environments. BASIC QUALIFICATIONS: - Deep experience collaborating with network engineers daily using extensive knowledge of network topologies, physical and logical, and network protocols. - Expert knowledge and proven history with designing scalable and reliable software from the ground up that can build and orchestrate tens of thousands of network devices at lightning speeds. - Ability to thrive in ambiguity, creating metrics that will help prioritize the focus of the team and your own. COMPENSATION AND BENEFITS: $150,000 - 250,000k Base Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: At SpaceXAI, we design, build, and operate Colossus from the ground up. This includes the massive GPU clusters, high-speed interconnect fabric, and the software that makes it all work at unprecedented scale. Colossus powers Grok and our frontier AI models with a custom, high-performance datacenter network that delivers ultra-low latency and massive bandwidth across hundreds of thousands of GPUs. As a Software Engineer on the Colossus Networking team, you will develop the core networking software that maximizes the performance and reliability of our datacenter fabric. Your work will directly impact training efficiency, model convergence, and the speed at which we can push the frontier of AI. Our engineers own the full lifecycle of their software — from design and implementation to deployment, monitoring, and iteration based on real-world performance at scale. You will solve hard problems in distributed systems, high-performance networking, and real-time control of one of the largest AI supercomputers on Earth. RESPONSIBILITIES: - Develop routing and traffic-engineering algorithms for the Colossus high-performance datacenter network. - Develop highly reliable, real-time software designed to run on the switches that form the backbone of our low-latency, high-bandwidth AI training fabric. - Participate in and lead architecture, design, and code reviews. - Develop prototypes and run experiments to validate key design decisions at both small and full-cluster scale. - Build tools for software development, deployment, data analysis, visualization, and testing across virtualized environments, hardware-in-the-loop setups, and live production clusters. - Deploy reliable software updates through continuous integration and release systems with rigorous testing and monitoring. BASIC QUALIFICATIONS: - Bachelor’s degree in computer science, engineering, math, or a related technical discipline; OR 2+ years of professional software development experience in lieu of a degree. - Strong development experience in C or C++. PREFERRED SKILLS AND EXPERIENCE: - Strong professional experience writing high-performance C/C++ in production environments. - Experience developing, debugging, and deploying software that runs at scale in real-world systems. - Deep knowledge of networking protocols (UDP, TCP/IP, RDMA, etc.), distributed systems, and large-scale datacenter fabrics. - Background in real-time systems, high-performance computing, low-latency networking, or resource-constrained environments. - Creative problem-solving ability with exceptional analytical skills and strong engineering fundamentals. - Excellent written and verbal communication skills. - Ability to thrive in a fast-paced, dynamic environment with evolving requirements. - Experience with security considerations in large-scale distributed systems. ADDITIONAL REQUIREMENTS: - Must be willing to work extended hours and weekends as needed. COMPENSATION AND BENEFITS $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: We are building one of the world’s largest AI supercomputers from the ground up. As part of the Compute Infrastructure team, you will own both the raw GPU supercomputer and the platform layer that runs on top of it. You will work across the full stack — from low-level GPU kernel optimizations and Linux kernel internals to massive-scale orchestration and virtualization — to make training and inference at SpaceXAI as fast, reliable, and scalable as possible. This is a broad, high-impact role that combines hardcore supercompute and compute infrastructure work. Your contributions will directly accelerate Grok’s training speed and overall AI progress. RESPONSIBILITIES : - Design, build, and optimize massive GPU clusters for extreme-scale training and inference workloads - Develop and tune low-level CUDA kernels (GeMM, Attention, etc.), using CUTLASS, Tensor Cores, and Nsight for maximum performance - Profile, debug, and eliminate bottlenecks across GPU memory hierarchy, networking fabric, filesystems, and multi-GPU operation - Collaborate closely with AI research teams to deliver production-grade performance and scalability PREFERRED SKILLS AND EXPERIENCE: - Deep low-level systems programming (C/C++/PTX/SASS) - Strong experience with large-scale GPU clusters or distributed compute infrastructure at production scale - Hands-on work with GPU kernel optimization (CUTLASS, custom kernels, Nsight profiling) - Track record of building or running high-performance infrastructure for AI workloads (training or inference platforms) - Ability to reason from first principles and optimize for both memory-bound and compute-bound scenarios COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. You will own and elevate our mission-critical research platform that directly accelerates SpaceXAI's frontier work. The evals team creates and executes instruments for measuring model capabilities and behaviors. These instruments are used to clean datasets, provide feedback for experiments, and track growth throughout training. The evals team also diagnoses why agents fail and how to make improvements both short and long term. We manage the execution infrastructure, design data sets and grading schemes. You will design, build, and ship delightful and bulletproof systems that engineers love to use every day. This role values a strong attention to details, first principles reasoning, and great taste. We are open to all levels from new grads to senior engineers. Requirements - Software engineering proficiency and 3+ years of experience actively writing code. - A track record of shipping high quality projects and a strong sense of urgency. - Exceptional product taste - you have a sharp sense for what “good” looks like in outputs, and you can translate fuzzy notions of quality, helpfulness, truthfulness, and safety into concrete, measurable criteria. - Strong attention to detail. Bonus Points - Previously founded a startup or joined a fast-growing early-stage startup. - Familiarity with AI/ML workflows, annotation tools, or evals. - Experience creating and maintaining component libraries, design systems, or internal tools. COMPENSATION AND BENEFITS: $175,000 - $275,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: The Data Platform team builds and operates the infrastructure responsible for all large-scale data transport and processing across the company. We own and manage core systems including Apache Kafka, HDFS, Spark, Flink, and Trino, enabling real-time ML pipelines, feed ranking, experimentation, analytics, and observability at petabyte scale. Our team deals with latency-critical workloads, high-throughput streaming, and distributed compute systems that require fault tolerance, performance, and absolute reliability. As a software engineer on the Data Platform team, you will design, build, and operate the distributed systems powering SpaceXAI's data movement and compute. You will take ownership of infrastructure components that process trillions of events daily, driving the scalability, performance, and reliability of the systems that power product and ML workloads across the company. RESPONSIBILITIES: - Design and implement high-throughput, low-latency data ingestion and transport systems. - Scale and optimize multi-tenant Kafka infrastructure supporting real-time workloads. - Extend and tune Spark, Flink, and Trino for demanding production pipelines. - Build interfaces, APIs, and pipelines enabling teams to query, process, and move data at petabyte scale. - Debug and optimize distributed systems, with a focus on reliability and performance under load. - Collaborate with ML, product, and infrastructure teams to unblock critical data workflows. BASIC QUALIFICATIONS: - Proven expertise in distributed systems, stream processing, or large-scale data platforms. - Proficiency in Rust, Go, Scala or similar systems languages. - Hands-on experience with Kafka, Flink, Spark, Trino, or Hadoop*in production. - Strong debugging, profiling, and performance optimization skills. - Track record of shipping and maintaining critical infrastructure. - Comfortable working in fast-moving, high-stakes environments with minimal guardrails. COMPENSATION AND BENEFITS: $180,000 - $440,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: X Ads is one of the highest-leverage product areas at X. You’ll work on systems that operate at massive scale, directly affect the business, and are being rebuilt with modern infrastructure and AI at the center. This is an opportunity to join a small, fast-moving team where early-career engineers can take on real ownership, learn from strong engineers, and ship products that matter. We’re looking for high-slope software engineers who want to help rebuild and transform the X Ads Platform using SpaceXAI's infrastructure and AI stack. This role is a great fit for engineers who are early in their careers but learn quickly, ship fast, and want to work on products and systems that operate at massive scale. You do not need to have deep ads experience already, but you should be excited to learn how large-scale advertising systems work and how AI can make ads more relevant, useful, and effective. You’ll work across product, backend systems, infrastructure, and AI-powered features that directly impact the majority of X’s revenue. RESPONSIBILITIES: - Build and ship product features across the X Ads Platform. - Work on systems related to ad delivery, targeting, optimization, measurement, and advertiser experience. - Use SpaceXAI's infrastructure and AI capabilities to improve the performance and quality of advertising products. - Contribute to distributed systems that need to be reliable, fast, and scalable. - Collaborate closely with engineers, product leads, and cross-functional partners to turn ideas into working products. - Learn quickly, take ownership, and operate in a fast-moving environment where high-quality execution matters. - Debug, maintain, and improve production systems that serve real users and drive significant business impact. BASIC QUALIFICATIONS: - Strong software engineering fundamentals. - Ability to write clean, maintainable code and learn new codebases quickly. - Strong problem-solving skills and comfort working through ambiguity. - Experience building software through internships, projects, research, open-source work, startups, or full-time roles. - Interest in backend systems, distributed systems, data pipelines, product engineering, or AI applications. - A bias toward action: you like shipping, learning from real users, and improving quickly. - Strong ownership mindset and willingness to take responsibility for meaningful parts of the product. - Excitement about building high-quality product experiences for advertisers and users. PREFERRED SKILLS AND EXPERIENCE: - Experience with ads, recommendations, search, ranking, marketplaces, payments, analytics, or growth systems. - Experience working with large-scale backend systems or data processing pipelines. - Experience with React, Golang, Python, Rust, gRPC, Java, or Scala. - Experience with machine learning, LLMs, experimentation, ranking, or optimization systems. - Prior startup, research, internship, or high-impact project experience. You do not need to know every technology listed below. We care more about strong fundamentals, learning speed, and ability to ship. - React - Golang - Python - Rust - gRPC - Java / Scala COMPENSATION AND BENEFITS: $150,000 - $350,000 USD Base salary is just one part of our total rewards package at SpaceXAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .

SpaceXAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company’s mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All employees are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. ABOUT THE ROLE: X is the everything app — the global town square where what’s happening right now unfolds in real time. We believe in open conversation, free expression, and maximum truth-seeking. Here, your voice matters. X is adding a lawyer to our Safety, Content, & Law Enforcement (SCALE) team. Our legal team is on the front lines of safety, free speech, and surveillance issues that affect the internet. X’s real-time environment and international growth present unique challenges in these areas and we are looking for a strategic, knowledgeable, and enthusiastic lawyer to join our team in the JAPAC region. We provide legal advice to teams involved in safety, content moderation, and law enforcement issues around the company. We provide input and guidance around efforts to combat online abuse and to enforce X’s Rules and Terms of Service. We advise the company on policies and procedures for responding to requests for user data and to remove content, related transparency efforts and user notice, and legal strategies for responding to specific requests. RESPONSIBILITIES: - You will primarily be responsible for advising the teams that respond to legal demands to disclose user data and for content removal, whether these requests originate from governmental entities or private parties. - You will play a key role in identifying legal risks associated with requests for user data, requests for content removal, and efforts to curb online abuse and enforce the X Rules. - You will collaborate with team members in other regions regarding alignment of X policies and operationalizing legal requirements. - You will advise on the development of policies designed to ensure compliance with legal obligations consistent with X’s customer commitments and work closely with colleagues to update existing policies in alignment with our maturity as a company. - You will provide feedback to internal colleagues on legislative proposals from governments that impact X’s content moderation policies and obligations to produce user data to law enforcement and government entities. - You will provide advice to legal colleagues to help them understand the law enforcement, safety, and expression implications of product and design initiatives. - You will work cross-functionally with your colleagues in Legal, Safety, Global Government Affairs, and other teams across the company to share guidance and find creative solutions. Every day will be different than the one before! BASIC QUALIFICATIONS: - You are passionate and enthusiastic about protecting user privacy, freedom of expression, and online safety. - You are comfortable operating thoughtfully, at times, quickly, and working on cutting-edge legal and policy matters where there is ambiguity and a lack of legal precedent. - You can adapt quickly as the legal, policy, and factual landscape continues to change. - You are familiar with internet-based communications technology, cloud services and the related legal issues. - You are a self-starter who is eager to learn and works well with minimal supervision, but shows excellent judgment about when to look to managers and teammates for guidance. - You have the demonstrated ability to think creatively about solutions and devise long-term strategies. - You work effectively in cross-functional, geographically diverse, multi-cultural teams and are open-minded, inclusive, and flexible. - You are able to quickly assess emerging situations and develop practical options to respond. - You are willing to experiment and try new things and learn quickly from failure and mistakes. - Your responses display legal knowledge, common sense, and sound judgment. - You prioritize the success of your clients and other stakeholders and recognise that their success is also key to your success. - You communicate clearly orally and in writing to legal and non-legal audiences. - You have excellent organizational skills and the ability to effectively prioritize multiple projects simultaneously. PREFERRED SKILLS AND EXPERIENCE: - You have a J.D. equivalent and are qualified to practice law in at least one jurisdiction in the JAPAC region or the United States. - You have at least 6+ years of legal experience. - Knowledge of and experience with criminal investigative process and third-party civil demands. - Knowledge of human rights law. SpaceXAI is an equal opportunity employer. For details on data processing, view our Recruitment Privacy Notice .