Amazon Web Services Software Engineer interview experience

After an OA, I went into a multi-round interview day that was long and tightly scheduled—three rounds over about three hours. The technical part was the main anchor: I had one LeetCode-style coding round that ranged from easy-medium to a harder one, plus a low-level design round that tested how I structured and reasoned about a system. On top of that, there was a separate behavioral assessment for leadership principles.

What surprised me was how much attention was paid to edge cases, logic, and complexity, not just getting to a working answer. In my coding rounds, the interviewer kept