First round with recruiter, friendly and most about introduce the job and talking about your related experience. Mentioned that the 2nd round should be a 30-min tech related with hiring manager and 3rd round expect 2 hour with the team.
There are 5 rounds of interview:
1) Screening - generally sr manager holds it.
2) Technical Interview round 1
3) Technical Interview round 2
4) Techno-Managerial round
5) Interview Director and HR head