About 5 rounds in total 3 interviews and 2 HR rounds.
Mostly asking about behavioral questions and then alot more on sharing about your experiences, plus how would you handle certain business problems.
I applied through an employee referral. The process took 4 weeks. I interviewed at ByteDance in June 2021
Interview
3 interviews with different level of seniority interviewers, similar interview structure, afterwards discussion with HR to finalize the offer. Interviewing process took around one and half month of time in total.