TikTok

I applied through another source. - Pre-order traversal of a tree, and I needed to construct a tree from a list with no template given. - They asked about my resume a lot and did a deep dive. - They asked about my internship experience and research

Self introduction each other and do a Leetcode problem. Should run in Hackerank, talk about the time and space complexity. At the end, talk about the life and work responsibility in TikTok.

I applied through a recruiter. The process took four weeks. It consists of four rounds: - Two rounds of technical coding problems - One system design round - One hiring manager round The format may vary. I see some people get more system design, an