1- Hr - where HR guy asked few basic technical questions 2- Technical interview on Phone call which I was told would be around 20-25 minutes but it took approximately 45-50 minutes. The question were regarding hashmap amd unmodifiable collection n etc 3- technical Round - I was called to their premises and was give few code challenge One of them was related to solving some compilation errors , other was to run n pass test cases for some cards game n one more which I dont remember but difficulty level was quit god