**Round1**:\nFind the index at which the parentheses is not balanced - DSA\nAny alternative to gateway\nOn what basis do you separate microservices\nOne db question to write a query - dont remember exactly and i felt it was tough\n\n**Round2**: \nI havent solved the exact problem before but the interviewer helped me in getting to the solution by breaking down the problem.\ntrapping water - https://leetcode.com/problems/trapping-rain-water/\nsome language specific questions on golang\n\n**Round3:**\nHow do we implement optimistic/pesimistic locking in specific cases. This question was asked particularly because I mentioned that I used it to solve some issue.\npros and cons for GRPC    \nwhy do we use grpc over http?\n\n**Round4**\nBasic hiring manager questions\nwhy do you want to leave your current job\nwhat are your expectation of this job\n\nAfter a week from the last round, got a mail from recruiter that result will be out in 2 weeks. 3 weeks passed still no reply.\n\n\nverdict: got rejection email after 2 months.\n\n

Round1:\nFind the index at which the parentheses is not balanced - DSA\nAny alternative to gateway\nOn what basis do you separate microservices\nOne db question