Optiver Software Development Engineer SDE interview questions

It took an extensive duration to receive feedback on the application process. The online assessment, in particular, proved to be quite time-consuming. It encompassed not only the conventional HackerRank test but also included a substantial component: a four-hour Nero game. The comprehensive nature of the assessment contributed significantly to the overall time investment, making the feedback acquisition process a prolonged experience.

I've done behavioral interviews with this company and I don't think they want to hire people. I think my answer is fine but they reject me. I don't know why. I even went to their on-campus event.