I applied through university. The process took 2 days. I interviewed at EXL Service (New Delhi) in Aug 2016
Interview
Aptitude test, followed by 2/3 rounds of personal interviews, mostly on guesstimates or case studies and resume grilling. They also check if a person has a fair enough idea about analytics, not proper techniques but what is it all about. No group discussions.
Moderate interview process with theory based and practical based, you will have to show on screen and client rounds are there
And they can take Upto 7 rounds of interview
They had two process, after telephonic discussion with HR. One virtual technical then another with VP face to face. They typically asked about BA, scrum, project handling, and your role
Online Assessment followed by two rounds of interview. One technical and second is managerial round. The interview was for 45min each. Both rounds were on the same day. It was based on sql, puzzle, reasoning, technical, project discussion.