I applied online. The process took 2 weeks. I interviewed at KNEIP (Luxembourg)
Interview
HR contacted me within 2 weeks of receiving my application for a short preliminary interview.
It was followed by other 3 interviews within a very short amount of time which showed the company is really taking recruitment seriously.
After each interview, HR provides feedback.
Interview questions [1]
Question 1
Technical question but the focus is on what you can do, bring and learn.