I applied online. The process took 1 week. I interviewed at TikTok in Sep 2025
Interview
Interviewer started with intro and then it's 30mins of technical questions. For example, why does slow query occur and how to solve these kind of problems. What are some of the benefits of indexing? Benefits of GraphQL? Solution to the N+1 problem?
Then it's a leetcode medium
Interview questions [1]
Question 1
why does slow query occur and how to solve these kind of problems
Was reached out to by a recruiter and invited to do a technical round. Was asked one leetcode style question and some other questions about my resume and experience. Process took about an hour.
Interview questions [1]
Question 1
Leetcode question on maximizing a sequence in an array
I applied through a recruiter. The process took 4 weeks. I interviewed at TikTok (San Jose, CA) in Mar 2025
Interview
Applied for Tiktok NG SDE position. There are 3 Round tech interviews and 1 hm interview. All round combines with BQ + Coding + Resume Questions. Resume was asked a lot.
Interview questions [1]
Question 1
Why this position? Specific how you design this API.