It's a standard recruiter screen followed by a phone screen and then another phone screen before finally reaching an onsite. It's a long, tedious process. I would not recommend it for people who are looking for a smooth process.
The following metrics were computed from 3 interview experiences for the Duolingo Software Engineer role in New York, New York.
Duolingo's interview process for their Software Engineer roles in New York, New York is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Duolingo's Software Engineer interview process in New York, New York.