Duolingo

I only made it to the coding assessment. The questions were not very easy, involving probability (combinatorics) and string permutations. I was unable to solve either of the two questions within the allotted time.

Two rounds of coding interviews. Recruiters were very friendly and helpful, interested in finding a good culture fit for the company. Interviewers were also very friendly and would guide you through the questions.

OA, Technical Interview, then a 5-hour final round. Duolingo decided to cancel my final round interview LESS THAN 24 HOURS before it was scheduled. This was immediately after the winter break, so I wasted WEEKS of my life studying for this, only to