There were a total of 4 interview round. The preliminary round was a hacker rank test from home which had 2 easy and two hard questions. Then I was called to their office and the first round there were two very very easy coding questions after that there were two technical interviews where questions like implement an LRU cache, spiral traversal of matrix, etc were asked. After those round there was a hiring manager round where questions related to tree was asked where you should print nodes at k distance from a given node which I was not able to pass