J'ai postulé via un établissement d'enseignement supérieur ou universitaire. J'ai passé un entretien chez ByteDance (Pékin, Pékin) en sept. 2021
Entretien
2 min self-introduction
Java HashMap source code
JVM and GC
Network TCP time-wait / differences between TCP and UDP
Database MySQL clustered index / how to prevent phantom read
Algorithm find longest common substring (15min)
Live Coding for 30 minutes, ask about the project I did. You must be very good at coding to pass the live coding part. It's around leetcode medium level. The interviewer was nice and gave many advices on future career.
Describe the most complex backend project you have taken charge of in the past. What is the business peak QPS? What technical bottlenecks did you encounter and how did you optimize them?
The interview process was fairly standard. They asked about technical skills, projects, and tested coding abilities. Overall, the communication went smoothly.
The interviewer was guiding throughout the process, helped debug the coding questions, and offered ideas to move forward.
Questions d'entretien [1]
Question 1
What’s the most complex or memorable online incident or piece of feedback you’ve experienced?