I applied online. The process took 3 months. I interviewed at Amgen (Thousand Oaks, CA) in Dec 2017
Interview
Phone interview. It was technical. Then Skype which was increasingly technical. Finally, they had me come in and meet with 8 people. It was very friendly but extremely through.
Interview questions [1]
Question 1
A million and one items in an array. you have one extra (million and one) what algorithm would you use to get that one element?