Facebook Software Engineer interview: coding loop, system design, and offer

A recruiter phone screen led into a classic technical sequence. After the call, I did two back-to-back LeetCode medium coding interviews with engineers. The tone was collaborative and friendly, with emphasis on explaining my thinking, writing good code, and improving my solution in follow-ups rather than being caught out. Later, the onsite had a full-loop structure: two coding sessions with two L…

Shared by a candidate · reported Jul 2026. Interview formats change; use it as a guide, not a script.