I applied through an employee referral. I interviewed at TikTok (San Jose, CA)
Interview
Final round: Resume deep dive, implement attention (transformer), leetcode medium.
The interview question is not hard. You just need to prepare and review the fundamental ML models and their implementation code.
Interview questions [1]
Question 1
Final round: Resume deep dive, implement attention (transformer), leetcode medium.
three rounds, each has coding + ml basic + resume related questions
understand all the details in resume is important, since might go very deep down the project you have worked on
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 through a recruiter. The process took 1 week. I interviewed at TikTok (San Jose, CA) in Mar 2026
Interview
one hour first round tiktok usds phone screen interview. past projects questions, leetcode mid questions, and machine learning, deep learning, large language model questions. And then ask the interviewer questions.