I was contacted by the company HR.

One telephonic round followed by five face-to-face technical rounds and one HR round.

Interviews were mostly about DS, Algo, problem-solving, and computer networking.

• Depth of a tree.
• Pairwise reverse a linked list.
• Patricia trees.
• Reverse individual words of a sentence.
• Sort an array of 0s, 1s, and 2s.
• Basic puzzles.
• C, C++ basics, computer networking, and OS concepts.