A couple of days after applying, I received an invitation for an online HackerRank test. The test lasted 150 minutes. After a few days, I received information via email that I was not invited to the next stage.
Object-oriented and algorithmic programming questions, plus a few theoretical, multiple-choice questions from C++. The first two questions tested the basics, while the third was more complex and consumed the majority of the time.
The following metrics were computed from 3 interview experiences for the Optiver Graduate Software Developer role in Netherlands.
Optiver's interview process for their Graduate Software Developer roles in Netherlands is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Optiver's Graduate Software Developer interview process in Netherlands.