Glassdoor users rated their interview experience at Duolingo as 100% positive with a difficulty rating score of 3 out of 5 (where 5 is the highest level of difficulty). Candidates interviewing for Software Engineer and rated their interviews as the hardest, whereas interviews for Software Engineer and roles were rated as the easiest.
Here are the most commonly searched roles for interview reports -
I got a call for an interview which took about an hour. Asked standard questions and provided information on the role. The person who interviewed me was very nice and engaged the whole time.
I applied through an employee referral. I interviewed at Duolingo
Interview
I had a HR call, very short, standardized questions. Ended in 15 min. Checked work background, why looking for a job now, why are you a fit etc.
Overall nice and short
The interview process is 3 rounds in total. First round is a typical tech screen, second round is iOS-specific code review, and third round is a virtual back-to-back interview onsite.