I applied through an employee referral. The process took 2 months. I interviewed at TikTok in Oct 2025
Interview
tatolly 2 interviews.
for each would be some q&a related to the resume and 1 or 2 leetcode questions,
maybe something like class will needed.
need to describe the time complexity.
Asked me a little about my recent project experience before jumping into Leetcode. Was asked 224. Basic Calculator. Interviewer was helpful and helped break down steps. Very friendly and allowed me time to think.
It was overall easy with leet code medium questions. Interviewer asked some questions but not too difficult. did it on lark, which is a software they made in bytedance to my knowledge
Resume dive, tech questions, and leetcode medium. Prepare by doing leetcode mediums filtered for the company, and revise on basic software design principles and frameworks. Prepare to discuss deeply into your resume as well.