Jane Street Quantitative Trader Interview Experience
Jane Street · Intern
ResultRejected
Timespan4 weeks
DifficultyDifficult
Rounds4
Interview process
pretty rigorous, multiple stages(8) were there.
each round extends a bit more on the mathematical and intuition side, with problems being more intuition based and the solution requiring approximations
Interview rounds · 4
- 1
Recruiter screen
N/A
- Q1. game theory puzle, gvien a game, had to find an optimal strategy of play for each round,later adjusting the deterministic strategy to probabilitic play for maximal expected result
- 2
Technical round
N/A
- Q1. game theory puzle, gvien a game, had to find an optimal strategy of play for each round,later adjusting the deterministic strategy to probabilitic play for maximal expected result
- 3
Phone screen
Game theory puzzle: Given a game, had to find an optimal strategy of play for each round, later adjusting the deterministic strategy to probabilistic play for maximal expected result
- Q1. Given a game, find the optimal strategy of play for each round. Then adjust the deterministic strategy to probabilistic play for maximal expected result.
- 4
Final / onsite round
5 rounds, probability, data analysis, game theory, market making , HR round
- Q1. 5 rounds, probability, data analysis, game theory, market makign , hr round
Tips from the candidate
be prepared ot deal with game theory, probability and general intuition.
Go through general quant questions, also prep up your mental math
Company culture
pretty good interview, the interviewer keeps the interview a conversation rather than a OA
Details
CompanyJane Street
RoleQuantitative Trader
LevelIntern
LocationHong Kong
InterviewedJul 2026
Questions asked4