Brex Software Engineer interview experience

The format included coding and debugging, and the tasks were realistic in the sense that I was building or fixing concrete behavior—there were API-style problems and debugging through failing tests, not just pure algorithm drills.

System design was where the experience became inconsistent. I remember one interviewer being very engaged in earlier rounds, but the system design discussion still felt off-balance. Even when I tried to clarify scope and expected behavior, I got vague responses or a “what do you think?” kind of answer. That made it harder to land on the right assumptions, and it