I applied online. The process took 1 week. I interviewed at Amazon (London, England) in Jun 2015
Interview
Applied on website got call email asking suitable date/time for interview, two weeks time was given.Then interview was conducted on my provided date/time.Detailed phone by technical personal for 2 hours,questions were related to domain and product.First round was technical round.
Interview questions [1]
Question 1
Technical questions related to fiber,DWDM technology and OTN. Questions related to ITU-T standards not vendor specific.