Duolingo·Software Engineer

Duolingo Software Engineer interview experience

No offer

Medium

Positive

New York, NYPosted Dec 2025 · Candidate report, summarized by Dataford

My recruiter stage felt unusually clear and human.

After a short screening, I was given a set of tasks that related to the work itself, and I had to submit both my answers and explanations for the choices I made. It wasn’t just about getting something working; they wanted the reasoning behind it.

From there, the process leaned into practical formats that actually resembled engineering work. I had a team-member situational conversation and then a pair programming exercise that was more hands-on than purely academic. For the onsite, I went through an engineering project deep dive and also a pull-request review focused on infrastructure as

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