I applied through a recruiter. The process took 1+ week. I interviewed at Patterson Companies (Mendota, MN) in Feb 2016
Interview
It was a phone call to begin with and done with couple of more rounds in the interview process. It was more towards the architectural side and they were looking for ETL developer along with the ability to test all the ETL stuff.
Interview questions [1]
Question 1
Specific to ETL development, SQL Azure and other cloudarchitectures etc.