ByteDance

Basic knowledge of computer science, such as operating systems, algorithms, and data structures. Coding tests, like LeetCode, are also part of the process. The difficulty level of these tests depends on your application job. The whole interview is

I was invited to do the coding challenge. It was extremely challenging. I don't see how it could feasibly be solved in the short amount of time given. There were four questions in two hours, and I finished two and a half of them.

First round of interview: * Resume dive (past work experience, past projects, etc.) * CS fundamentals (networks, language-specific questions) * One LeetCode medium (graph BFS: sum of each level of a binary tree)