I applied online. The process took 1 day. I interviewed at athenahealth (Chennai) in Jun 2015
Interview
Total 5 rounds first round starts with aptitude with a basic question( u can crack this if you are good in basic). Next programming test for 1 hour. White box testing and 2 HR interview. If you are good in programming skills you can crack this easily.
Interview questions [1]
Question 1
Ratio type aptitude questions were higher and basic logical questions.