I applied through other source. The process took 4 weeks. I interviewed at ResearchGate (Berlin) in Apr 2018
Interview
I had 3 interviews in total. The first one with the HR, the second one with 2 managers. Then I had case study to do. Once succeed to this test, I had the final interview with the Director Sales. The process was really fast and clear and the HR team were always available to answer any question