AT&T

First round is a figment round: one puzzle, sudo code-like, checking the anagram of a string. Second round: 2:30 hours. It will have three rounds, each one of 50 minutes. In each round, they will ask one puzzle and some technical questions. The pro

Straightforward interview process: phone screens, then sit-down interviews. There was also a panel-type interview with three or more people over a conference call. I applied through an internal posting and was contacted the next day to start the proc

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