I applied through a staffing agency. The process took 1 day. I interviewed at athenahealth (Chennai) in Apr 2018
Interview
Level 1: Hacker Rank
Level 2: Face to Face - Coding
Level 3: Face to Face - Design
Level 4: Face to Face - Director round
Level 5: HR - Rejection round (Finding some good reason for rejection)
Note: After level 1, you might get the Level 5 :-)
Interview questions [1]
Question 1
Before appear, search for Google/Amazon/Facebook coding interview questions