TikTok Backend Software Developer interview questions

After the HR call, there are 3 rounds of interview. The first and the second round are to interview with engineer, the final round is with hring manager. Here is the process of the first round, introuduce the team, self introduction, one behavioral question , one leetcode medium problem, Q&A.

The interview process is a self-introduction followed by a coding test, total time is 60 min. Also, need to write test cases after coding. Then there's 10 min to ask question to the interviewer.