First someone from HR calls and talks some basic things about the company and asks some common questions and schedules an interview with the technical team. Second interview is with the technical team. There are usually 2/3 interviewer who asks technical questions regarding your field of expertise and from the job responsibilities posted in the job circular. If the interview goes well the HR calls after the interview for previous employment reference check. If one reaches to this stage the likely chances are that they have been selected.