xAI

Build and operate high-performance search infrastructure that handles massive indexing and query workloads. You’ll work across search internals, distributed systems, reliability, and performance optimization to power mission-critical products.

Build and scale the X Developer Platform, delivering reliable APIs and developer tools used by businesses, developers, and automated systems. You’ll shape platform architecture while solving challenges in scale, correctness, and developer experience.

Develop the Linux-based operating system, device drivers, and production platform software powering a supercomputer network fabric. This hands-on systems role combines kernel and networking expertise with hardware bring-up, performance optimization, and platform security.

Join SpaceXAI as a Software Engineer to enhance our mission-critical research platform, focusing on AI systems that understand the universe.

Join SpaceXAI as an ML Infrastructure Engineer to build and optimize a high-performance ML platform that powers recommendations on X.

Join SpaceXAI as a Software Engineer focusing on Platform Infrastructure, where you'll design and optimize large-scale distributed systems using Rust and C++.

Join SpaceXAI as a Software Engineer to develop innovative software solutions that enhance network management for AI systems.

Join SpaceXAI as a Member of Technical Staff to develop and optimize the RL training framework, contributing to cutting-edge AI systems.