I applied online. The process took 1+ week. I interviewed at Insightpool (Atlanta, GA) in Apr 2016
Interview
Telephonic round: Discuss about your experience and previous projects.
Face to Face round : Asked about a scenario question and ideas how to solve the problem
Really a conversation rather than an interview.
you may have a third round for culture fit with higher management.
Interview questions [1]
Question 1
How will you classify sentiment of a particular post?