I applied online. The process took 2 weeks. I interviewed at RoundOne (New Delhi) in Mar 2014
Interview
Just fill the form online. Then there is an online interview on skype. There they ask you some technical questions mostly based on data structures and data base (mostly based on your key interests). Then it includes HR round also, where they ask you your suitability to work in New Delhi. At last they contact you backin 2-3 days with the internship letter.
Interview questions [1]
Question 1
Technical questions: based on you key interests, like database, data structures, web designing etc.
I applied in-person. The process took 1 day. I interviewed at RoundOne (New Delhi) in June 2012
Interview
It's a start up, so the interview process is about getting to know the founder, understanding the company, and understanding what is it that you can contribute there.