There was an initial HackerRank with medium to hard level problems and a time limit of around 1 hour. HackerRank was quick to send out the assessment once I submitted my resume.
Based on data structures and algorithms.
The following metrics were computed from 23 interview experiences for the Duolingo Software Engineer (Internship) role in United States.
Duolingo's interview process for their Software Engineer (Internship) roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having good feelings for Duolingo's Software Engineer (Internship) interview process in United States.