There were 5 rounds. 1st and 2nd Round: -Common DS and Algo questions like reverse a linked list, find palindromic substring, standard sorting algorithm - Joins in MYSQL -The interviewer asked me to write complete working code on paper for some of the problems. 3rd Round: Taken By EM - Design HolidayIQ Vendor system (APIs and DB schema) -MySQL queries to extract data from the given schema -Web apps optimization techniques 4th Round: Taken by CTO -It was more kind of a discussion about the products what they are working on and technologies they are using.He is a very friendly person. -Also a simple design problem, How to design a feature like "Notify Me" which is available in Flipkart for sold out products(DB Schema)? 5th Round: HR Round - General HR Discussion like Do you like traveling?Why do you want to join the HolidayIQ?How do you see your life? Overall it was a good experience, Got offer letter on the next day.But didn't join since got a good offer from other company.