Duolingo Software Engineer interview with disputed coding feedback

The recruiter communication set a strange tone from the beginning. When I was eventually rejected, the message said that my code was nonfunctional even though it had passed the tests. That mismatch bothered me because the feedback felt more dismissive than a simple statement that I wasn't a match. The overall atmosphere, from the recruiter to the interviewers, was unpleasant. It felt as though pe…

Shared by a candidate · reported Dec 2025. Interview formats change; use it as a guide, not a script.