I applied through other source. The process took 1 day. I interviewed at Sonim Technologies (Los Angeles, CA) in Jan 2014
Interview
written test and then technical and hr round.
written test included aptitude and basics of computer science,c(pointers,strings).
interview was tough.they were asking questions in depth.
Interview questions [1]
Question 1
asks a puzzle to find probability so that 3 ant sitting on the vertices of triangle(if move)should not collide.