interview process consists of 3 to 4 rounds 1.written test(puzzles) people shortlisted from puzzles round will alone be allowed to write written test(software) 2.written test(Hardware) 3.Techinal interview puzlle 4.Hr interview you will be shorlisted in Hardware or Software or even both based on the test results In Technical interview you will tested from basics to recent technology concepts and complete knowledge on C language and should be able solve some puzzles.