I applied online. The process took 5 months. I interviewed at CEA (Paris) in Apr 2016
Interview
Personal interview after a phone call. No tech tests. I had 2 person from the team talking to me. We met to have a coffee. The group also making a phone call interview after the group agreement about the candidate.
Interview questions [1]
Question 1
Basic knowledge of programming (description of projects that have been done) and mathematics.