Prop Trading Interview Questions for Quant Developers
The same round is marked differently depending on the seat you are interviewing for. This is the prop trading set as it applies to quant developers.
35 questions, 19 of them free to practise right now. The split is 10 easy, 23 medium, 2 hard. The topics that come up most are programming & dsa (12), calculus (10), combinatorics (8), brainteasers (3).
- A majority of onesEasyCombinatoricsView →
- A race between two small-angle ratesEasyCalculusView →
- A repeated digit in the PINEasyProbabilityCombinatoricsView →
- Additions in a naive moving averageEasyProgramming & DSAView →
- Divisible by 2 or 3EasyCombinatoricsView →
- Numbers with exactly two set bitsEasyProgramming & DSAView →
- Recover an XOR of two unknownsEasyProgramming & DSAView →
- Ripple on a pondEasyCalculusView →
- Slope of a product at a special pointEasyCalculusView →
- Three-one strings with matching endpointsEasyCombinatoricsView →
- 1000 bottles, one poisonedMediumBrainteasersView →
- A Cholesky diagonal entryMediumLinear AlgebraView →
- A point near the cone's baseMediumProbabilityCalculusView →
- Exact comparisons for min and maxMediumProgramming & DSAView →
- Newton's division-free reciprocalMediumCalculusView →
- One hundred light bulbsMediumBrainteasersView →
- Rate of a growing shadowMediumCalculusView →
- Tiling a stripMediumCombinatoricsView →
- Volume where two cylinders crossMediumCalculusView →
- A family clustered at a round tableMediumCombinatorics Premium
- Cheapest open-top boxMediumCalculus Premium
- Count set bitsMediumProgramming & DSA Premium
- Counting the innermost callsMediumProgramming & DSA Premium
- Euclid's worst-case step countMediumProgramming & DSA Premium
- Expected sum of a random subsetMediumExpected Value Premium
- Last two digits of a powerMediumCombinatoricsBrainteasers Premium
- Reducing a matrix power with Cayley–HamiltonMediumLinear Algebra Premium
- Sift-up swaps in a binary heapMediumProgramming & DSA Premium
- Spaced onesMediumCombinatorics Premium
- The costliest mergeMediumProgramming & DSA Premium
- The half-full nodeMediumProgramming & DSA Premium
- When does the system fail to have a unique solution?MediumLinear Algebra Premium
- Where the slope is steepest downhillMediumCalculus Premium
- Absorption in naive floating-point summationHardCalculusProgramming & DSA Premium
- Expected comparisons, from first principlesHardProgramming & DSA Premium
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