1st Round Coding Test, 2nd Round ML System Design, 3rd Round Cultural Fit. For the coding test it will be 2 questions leetcode style and for the System Design it will be tailored based on the team we applied on. For the 3rd Round the direct supervisor will ask question to see if the vibes matches the team
Interview questions [1]
Question 1
They ask me to create a ml pipeline to filter dangerous content in TikTok and how to pre-filter them before recommending it to other users
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.
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