1st Round - Phone interview 2nd Round Onsite Interview for around 3-4 hrs Onsite interview started with a written exam; 50 Q's to answer in 20 minutes. This test was based on Math and aptitude. After/while they scored the exam, I had one on one interviews about 1/2 hr each with 3 different persons, and the questions were mostly related to the position and my resume Final interview with CTO, which went for about an hour. Discussed the role and questions varied from technical to problem-solving and general reasoning. Got an offer within couple of days after the interview, but I was unsure of joining the company.