There were three rounds: 1. Tech Round 1: Focused more on Security, APIs, DB etc. Was able to give detailed answers to each. In the end a simple programming qn was asked for finding square root of a number without the Math libraries 2. Tech Round 2: More about cloud. Was asked about AWS Lambda , Rate Limiting, 3. Manager Round: Asked some question about Linux processes, what happens when you enter google.com in the browser, one question on the IP packet, and finally one trick logic question