I applied online. The process took three weeks. There were three rounds of interviews. The first two rounds were pretty easy, whereas the last round was very tough.

The first two rounds were over the phone, and the last one was a video call. The last round of interview was with the hiring manager.

1. Reverse a string
2. Palindrome
3. Least common ancestor of two nodes in a binary tree.
4. Unrolled linked list.