I applied online. The process took 1 day. I interviewed at Atlantis Computing (Mountain View, CA) in May 2012
Interview
They asked questions ranging from programming question to linux kernel. Programming questions comprised of finding loop in a linked list along with the originating loop node, intersecting linked list question. Questions on semaphores, mutexes, adjanceny list, matrix.
Interview questions [1]
Question 1
find loop in a linked list, find originating loop node