I applied online. The process took 2 weeks. I interviewed at Hexagon (Leuven, Flemish Brabant)
Interview
First interview is a one hour interview with two programmer team leads at the company. Just getting to know eachother and the company.
Second is a technical interview in the office, 3-4 hours long.
Interview questions [1]
Question 1
First question is a design question, They give you a problem and ask you to design the necessary classes to solve it.
Seconds question is a coding exercise, Third is a code review on their solution.