American Express Software Engineer interview experience

There were three rounds, followed by a managerial conversation that could be with someone at the director level. The difficulty wasn’t framed as extremely high, and the questions leaned more toward Java theory than deep complexity.

I went into it with Java fundamentals as the core expectation, and it stayed centered there—plus some higher-level questions that tested whether the theory was really solid. Even though I was being evaluated on bigger concepts, it didn’t feel like they were obsessing over tricky time complexity.

I ended up receiving an offer. Looking back, the best part was how