The process started with a small coding test that you can complete offline and submit. The initial screening was followed by 5 rounds of interview in total. Round 1 Coding challenge and a discussion on current or past work Round 2 Coding challenge, system design and a discussion on the current or past work. Round 3 This round was taken by a director. It started with a brief discussion on the overall work experience followed by systems problem and questions around the same. Round 4 This round was taken by the CTO himself. It started with discussing the work experience with a deep dive on any one project followed by some problems that touched upon various OS concepts. Round 5 This round was taken by a VP. We discussed my work experience followed by a brief high-level system design discussion and then the rest of the conversation was about Platform9, their work, culture, vision and related things. I received the offer on the same day