Groupon

The interview itself was five hours long! They didn't want to phone screen me first. Leading up to the interview was another story entirely. I think they really drive their recruiters hard, to the point where it's unattractive to an interviewee. Her

A brief recruiter call was followed by a technical round. I didn't do very well in the first tech round. I was asked to write an algorithm for a card game, and I thought that was the end of it. But then I received a call saying they would like to e

1 phone screen and 4 rounds of onsite interviews. Most questions were about the project, and there were also some algorithm questions. Design a mobile app for college grades. How to make it scalable?