Snap Software Engineer interview experience

During the coding part, the interviewer probed pretty deeply into time and space complexity rather than letting the solution stand on correctness alone.

That depth changed how I approached the problem in the moment, because I had to be ready to explain not just what the algorithm did, but why the performance characteristics were justified. It felt like they were using the question to test whether I could reason about tradeoffs.

I didn’t receive an offer, but the round itself felt technically focused and coherent. The main impression I had was that the interviewers cared about complexity