Optiver Quantitative Research Intern interview questions
based on 40 ratings - Updated Apr 12, 2026
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86%
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Quantitative Research Intern applicants have rated the interview process at Optiver with 4 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 57% positive. To compare, the company-average is 55.3% positive. This is according to Glassdoor user ratings.
Candidates applying for Quantitative Research Intern roles take an average of 8 days to get hired, when considering 7 user submitted interviews for this role. To compare, the hiring process at Optiver overall takes an average of 21 days.
Common stages of the interview process at Optiver as a Quantitative Research Intern according to 7 Glassdoor interviews include:
Skills test: 100%
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The process is hard but exciting. The first online assessment contians bits of coding, quick game skills aswell as logic tests. Overall a good process, but very challenging. D d
OA is extremely difficult.
Two medium questions and one hard question.
Followed by lots of probability and statistics questions.
Then logic questions.
Finally the game, which is the easiest part.
Interview questions [1]
Question 1
You are given two envelopes. One contains twice as much money as the other. You randomly pick one envelope and see $100 inside.
Should you switch?
I applied online. I interviewed at Optiver (Amsterdam) in Oct 2024
Interview
The online assessment for the Optiver Quant Research Intern (Amsterdam) role was extremely challenging. It required strong probability intuition, fast mental math, and sharp logical reasoning under strict time pressure. Definitely one of the toughest OAs I’ve taken.