Interview Prep
Mock Interviews
Timed question sets that simulate real interview rounds. Start the clock, work each question before revealing its solution, and see how you did against the target time. Every question is drawn from the free question bank.
Generalist Warm-up
A gentle first mock across all topicsEight approachable questions spanning every topic. Use it to find your weak areas before committing to a track.
⏱ 30 min8 questionsStart mock →Trading Screen
Optiver / IMC / Flow Traders styleFast and arithmetic-heavy, the way a first-round trading screen feels. Speed and calibration matter more than depth.
⏱ 25 min10 questionsStart mock →Quant Trader Round
Jane Street / SIG styleProbability, market-making games, and logic under pressure, the core of a QT interview loop.
⏱ 45 min8 questionsStart mock →Quant Researcher Screen
Two Sigma / Citadel / DE Shaw styleDeeper probability, real statistics, and clean coding, the mix a research screen tests.
⏱ 60 min9 questionsStart mock →Quant Developer Round
HRT / Jump / Citadel Securities styleCoding-heavy with enough probability to pass the math screen. Correctness and complexity are the bar.
⏱ 60 min8 questionsStart mock →Brainteaser Blitz
Pure puzzle practiceTen brainteasers from warm-up to hard. Train the pattern recognition that makes these feel easy.
⏱ 30 min10 questionsStart mock →