Software Engineer, Evaluation Infrastructure is open at xAI in Palo Alto, CA. The posting gives a salary of $180K - $440K. Posted on Sep 30, 2026, and still on xAI’s careers page when we last checked, on Nov 14, 2026.
About the role
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…
The opening lines of the posting. The rest is on xAI’s careers page.
Hiring at xAI
xAI has 296 open roles right now, 20 of them remote. Most are in Engineering, Manufacturing & Trades and Operations. The median advertised salary across its roles with a published range is $205K. See all its roles
