5min introduce,30min algorithm, 15min other questions. Like how to manage the Cache how to make sure the consistency of cache how to use the distributed lock what is the problem of distributed lock
Online assessment via code signal, four easy-medium question on code signal. Not hard but time limited. Nead camera and sound input. Likely apply will be provided online assessment from tik tok.
Interview questions [1]
Question 1
The lc question ask on first round interview is lc221 maximum square
I applied online. I interviewed at TikTok in Aug 2025
Interview
CodeSignal OA: 4 questions in 70 minutes (2 easy, 2 medium). Topics: strings, lists, matrix. The questions are not too hard but I ran out of time trying to pass the test cases.