TikTok

I received an interview invite from HR via LinkedIn. First, there were two rounds of technical interviews. The questions were LeetCode Easy to Medium difficulty. The interviewers were nice, but I was unable to solve the questions.

The TikTok OA consisted of 5 MCQs and 2 coding questions. Both coding questions were at a LeetCode medium to hard level. The MCQs contained topics such as file systems, memory management, and process synchronization.

The interview process involved three rounds. The first was with HR, and the second and third were with technical recruiters. I was asked not only to code but also a lot of operating system questions. Among these two recruiters, one was good, and th