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Online Quant interview preparation for professionals

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Random points in a Triangle

An interesting and hard question asked in Quant Interview at Tower Research Capital

Number of Maximas

Interesting puzzle asked in HRT interview

Good grid

An interesting question asked in Jump Trading Chicago interview

Cards Reordering

A mind boggling brainteaser asked in this intern season's Jane Street Interview

Shifting Eigenvalues

A linear algebra question asked in interview test at Millenium

Regression Coefficients

A ML question asked in senior Quant Researcher Interview at Tower Research Capital

Euros in Bundles

A non trivial brainteaser for the Internship Interview at JP Morgan & Chase

Turning cards

A medium level probability question asked in Jane Street Interview for Quant Strategist

Normal Distributions

A probability question asked in Jane Street Quant Trader Round

Shoe Statistics

A statistics question asked in Quant Developer round at Tower Research Capital