tough OA, i oonly goot to the OA after applying, couldnt get past it. toough screen thiss time, requires a lot of quick thinnking and computatoinn. would recoommend as good practice
I applied online. I interviewed at Optiver (Chicago, IL) in Sept 2025
Interview
3 tech + 1 HR round, various betting / probability games against bots. Card probability games with a standard deck or other similar style games. Fairly standard procedure compared to other firms / companies.
First round betting on three different scenarios (sum of dice roll, sequence of coin flips, product of two cards out of a standard deck). This continues for multiple rounds, and you try to maximize your expected value