Total 4 round
3 technical+ 1 vp( tech+managerial round)
1 st round- they asked Java , spring boot, project related questions.
They gave one problem
- find non repeated character in a string.
- small design problem to choose how you will generate the OTP and store it.
Round 2- project architecture and scalability questions
System design for blinkit
Round 3 - system design concepts and scalability, performance improvements questions
Round 4- start with technical questions of scalability issues then moved to managerial question.