Bharti Airtel Software Engineer interview experience

The questions leaned heavily into Java and algorithmic problem-solving. I remember getting a tree-related question where I had to deserialize a binary tree and then check whether two trees were equal. After that, the technical scope also included Java serialization and multithreading.

In the later phases, the overall structure expanded into additional stages: two technical rounds, then a manager discussion, followed by an HR discussion. Those first two technical rounds were face-to-face and included coding work. The manager discussion felt more behavioral and general rather than deeply