I applied online. The process took 4 weeks. I interviewed at WorldQuant in Sept 2016
Interview
An online test mainly about maths especially probalistic ,logical reasoning and coding.After that is sime on phone interviews.It's not easy so you have to prepare for it.By the way,they do love coins.
Interview questions [1]
Question 1
Basic mathematics including mathematical analysis,linear algebra and mainly probalistic.Some pseudo code also.