Alibaba

The first round: Leetcode 65. The second round: Some math problems. Leetcode 200. The third round: Some questions about the projects. The fourth round: HR interview about the location and salary.

The interviewer seemed to be doing other work during the interview, even talking with others. They also closed the camera, leaving me alone to code later. That was disappointing.

The interviewer asked about every CS fundamental course, such as data structures, algorithms, computer system structure, compiler principles, networks, and so on. They also inquired about the details of projects and related experience, asking for th