I applied online. The process took 1 week. I interviewed at Jane Street (Hong Kong) in Apr 2014
Interview
3-4 rounds of phone interview
Interview questions [1]
Question 1
First round: 276+147; 200000-222;15%*267;probability of flipping top 2 cards and get 2 aces; probability of getting a three digit whole number that the first digit is even, second digit is odd, three digits are different.