Expect a delay in reply while applying here.
If you meet your basic job requirement and still receive a rejection without even interviewing, try follow up via mail,
First they'll give you a small coding task - 1 day to complete, you can mail them to extend it.
Second round was a HR, round which had a conversation regarding :
1. Your past experience.
2. Things you have worked on.
3. Why leaving current company.
4. Why Join FamPay
Third round was tech round with question regarding your implementation in first coding round, expect very basic level question which we tend to skip while preparing.