The interview process consist of 4 part, Part 1 you will be having HR call to introduce your self and getting know the company and your job description. Part 2 you will be having technical test to be done in ~3 days. Part 3 you will be having user call and technical knowledge. Part 4 you will decide to accept the offer or not.

Easy and enjoyable, you will be asked coding questions, I would say the question is an easy level question from Leetcode. Make sure you understand Computer Science fundamentals. Interviewers are also friendly and communicative.