The first round was mainly a CV walkthrough.
The second round focused in depth on one specific project.
Both rounds also included LeetCode medium-level problems.
The third round was with the hiring manager with both project and problems for their business.
I applied online. I interviewed at TikTok (Mountain View, CA) in Feb 2025
Interview
The first round interview question was more math-focused leetcode and quite difficult. When I saw the problem, I felt a bit lost because I wasn’t familiar with that type of question.
Interview questions [1]
Question 1
They first asked me to briefly talk about my previous project experience.
I applied online. I interviewed at TikTok in Aug 2025
Interview
Horrible experience. The interviewer cannot clearly describe and explain the question. I am pretty sure he does not even understand the question and answer correctly. My suggestion is to be prepared and try more rehearsals before interviewing every candidate, and do not waste time.