Software Engineer - AI Tooling

xAI’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. Engineers are encouraged to work across multiple areas of the company, and as a result, all engineers and researchers share the title "Member of Technical Staff." 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 engineers and researchers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. xAI does not have recruiters. Every application is reviewed directly by a technical member of the team. xAI’s Human Data team is responsible for delivering high-quality data to drive frontier model performance. We collaborate closely with the post-training team and AI tutor team to develop new solutions that accelerate research progress across model capabilities, evaluation, safety, and alignment. In this role you might: Be responsible for architecting, building, and designing our data collection platform Iterate rapidly on new features to improve user experience on our platform for both human operations and our research team Build features end-to-end: front-end, back-end, system design, debugging and testing Build systems that monitor and flag quality issues with large-scale data collections Establish best practices and help scale a world-class engineering team Ensure that our overall data collection platform is secure, scalable, and delightful to use. Innovating new ideas that bring us closer to our goal: to develop AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge.

xAI’s mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge.