I applied through a recruiter. I interviewed at DRW in Sep 2018
Interview
I applied through my campus' career fair. I got an invitation to take an online programming test on Codility. The test had 3 questions that had to be answered within 2.5 hours. I heard back within a week.
Interview questions [1]
Question 1
Solve programming problems as efficiently as possible. Can't give specifics, but knowing dynamic programming is pretty much needed.