Hopper Full Stack Engineer interview experience

The coding round felt very open-ended: I had to build something while also handling the practical reality that there weren’t many test cases, so I had to run and validate more myself in the environment. The prompt centered on a spell-checker, and even though I thought I had the right direction early, the back-and-forth with the interviewer pushed me to try optimizing with a different approach. That shift cost me time, and I didn’t finish within the timeframe.

What made that round especially stressful was how the discussion changed while I was in the middle of implementing. In another similar