AT&T

Applied online and was contacted within 3 weeks. There was one short phone interview, and then an in-person interview at their office. This consisted of an hour of walkthrough/questions/behavioral, and then an hour of technical questions.

The first round consisted of basic Java questions with a deep knowledge of collections. The second round was a tough managerial round, mostly asking about the network layer with basic HTTP questions. There were also deployment-related questions with

I am not sure about the whole interview process because I did not pass the home assignment. But the home assignment has 6 questions in total: * 1 SQL * 1 HTTP request * 2 LeetCode * 2 closed questions