I applied through a recruiter. I interviewed at TikTok (San Jose, CA) in Sept 2025
Interview
Consists of 4 rounds, 2 rounds of technical of coding problems, 1 system design and 1 hm round. The format may vary, I see some people get more SD, and some people asked a lot of questions about network concepts.
I applied through other source. I interviewed at TikTok (San Jose, CA) in Dec 2025
Interview
Pre order traversal of tree, need to construct tree from list, no template given, got asked about my resume a lot, dive deep, asked about internship experience and research experience, relevant questions towards research
about my resume, bq questions, some fundamental questions, then a lc,
finally the qa part, but it does not go smoothly. I feel the interviewer did not want to talk to me much