First round was written with 20 aptitude questions and 2 coding questions . You got to score atleast more than 50% to get eligible for next round.
Second round was F2F interview , interviewer asks questions from OOPs , DBMS queries and project related questions.
Third round was CTO round with Gaurav Bhatnagar sir , he basically asks questions from projects and he also asked one question from Graph , and he also asked to code one question .