Only three rounds are there for this Position.
the first round is before the interview : HR Screening through Phone
Second round is the Technical Interview by Manager
Third Round is about explaining the Company Goals and Work
Final round is the HR Round
If you clear all these rounds, then you'll get an email saying that you are selected and a call from HR to talk about Salary.
Then you'll get Offer Letter if you agree.
Then document submission to Company and Third Party Verification