The Wincent Quant Interviews is stage 3 of 4 in the Wincent interview process, after the Online Assessment. Format: Video rounds - microstructure + probability. Technical interviews built around the market maker's bread and butter: setting zero-profit bid-ask quotes, pricing adverse selection, skewing for inventory, and sizing repeated bets Kelly-style, alongside probability brain-teasers.
Preparing for this round? Practice the 3 questions mapped to the Wincent Quant Interviews, with worked solutions. A free account saves your progress.
What the Quant Interviews tests
QuantVault maps 3 practice problems to this round. By topic, the biggest groups are expectation (1), game theory (1), probability (1); by difficulty, 0 easy, 3 medium and 0 hard. 3 of them were reported by candidates who interviewed at Wincent, most recently in Jun 2023.
How to prepare for the Quant Interviews
- Quote from first principles — write the expected P&L per fill, set it to zero, then round to a tick.
- Turn posteriors into prices — condition on the side of the incoming trade before quoting.
- Kelly and fractional Kelly — know when and why to size down.
Further reading: Market-making game interview guide · Behavioral questions at trading firms · How quant superdays work.
Question types in this round
The 3 largest question types in the Wincent Quant Interviews practice set; across them the most common sub-topics are conditional probability, expected value. The questions themselves, with worked solutions, are in the round practice.
Expectation1 in this round
Game Theory1 in this round
Probability1 in this round
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Frequently asked questions
What is the Wincent Quant Interviews?
It is stage 3 of 4 in the Wincent interview process, after the Online Assessment. Format: Video rounds - microstructure + probability. Technical interviews built around the market maker's bread and butter: setting zero-profit bid-ask quotes, pricing adverse selection, skewing for inventory, and sizing repeated bets Kelly-style, alongside probability brain-teasers.
What questions come up in the Wincent Quant Interviews?
The practice set QuantVault maps to this round centers on expectation, game theory, probability.
How should I prepare for the Wincent Quant Interviews?
Quote from first principles — write the expected P&L per fill, set it to zero, then round to a tick. Turn posteriors into prices — condition on the side of the incoming trade before quoting.
What comes after the Quant Interviews?
The Coding / Quant Developer Round (stage 4 of 4). Format: Live coding - order-book flavored.
Practice the Wincent Quant Interviews round
Work the 3 mapped practice problems with progress tracking, then move to the next stage of the Wincent funnel.