Duolingo Software Engineer practical tasks, pair programming, and onsite

The recruiter stage felt unusually clear and human. After a short screening, I was given a set of tasks related to the work itself, and I had to submit both my answers and explanations for the choices I made. They wanted to understand the reasoning behind the work, not only whether something worked. From there, the process used practical formats that resembled engineering work. I had a team-membe…

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