J'ai postulé via un recruteur. J'ai passé un entretien chez TikTok (San Jose, CA)
Entretien
self intro and past experience and why you apply this role.
return the biggest sum of a sub tree in a binary tree, using dfs to traverse the tree and update the max sum.
Questions d'entretien [1]
Question 1
return the biggest sum of a sub tree in a binary tree,
Quick phone interview
2 leetcode interviews
Cross functional interview
Interview with manager
Overall, a hard process. Aligned with other big techs. If you study for leetcode, you should be fine
Questions d'entretien [1]
Question 1
Describe in a non technical way a technical problem you solved
J'ai postulé via un recruteur. J'ai passé un entretien chez TikTok en mai 2026
Entretien
60 minutes virtual interview. Started with a brief introduction, a few questions about resume, then the leetcode style coding interview. Got 2 medium questions. The interviewer would ask about the complexity and the potential optimization.
First meeting was a quick HR discussion. 30minutes. We talked about how I would fit into the role and what is the team composition. The next one was a live coding task relate to algorithms like what you would find from leet code.