xAI Software Engineer Interview Guide
Updated by xAI candidates
xAI Software Engineer Interview Experiences
5Real experiences from candidates who have gone through this interview process. Share your experience
Member of Technical Staff
xAIEntry Level / L3United States
Submitted Apr 13, 2026
VerifiedDecember 2025RejectedDifficult
How was the overall interview process?
I got an interview from an event xAI hosted. After a short recruiter screen, they sent me a 4 hour take-home that was way more like shipping a quick product with AI than doing a normal coding test, and then the only live technical round was… see more
Questions asked
Senior Software Engineer, Safety
xAISenior / L5United States
Submitted Apr 13, 2026
VerifiedNovember 2025RejectedModerate
How was the overall interview process?
I originally applied to a different xAI role, and an engineer on that team redirected me to the Senior Safety role after a quick intro call. From there I did a hiring manager screen, a practical technical phone screen, and then an onsite in… see more
Questions asked
- Design a rate limiter.
- Design and implement an in-memory key-value store that supports set, transactional begin, commit, and abort operations.
- Implement an iterator class that supports next, hasNext, getState, and setState, then extend it to treat a list of iterators as one continuous iterator with a global index.
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