Quantitative Developer Interview Questions

612 quantitative developer interview questions shared by candidates

1. Critical thinking brain teaser. 2. Coin probability question 3. Playing card expected value question 4. Coin expected value question 5. Talking through how I would program a function to rebalance a portfolio given 1) an array of tickers, and the price and number of shares owned for each and 2) an array of tickers and their desired portfolio percentages after said rebalancing.
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Quantitative Analyst/Developer

Interviewed at Intech

3.8
Jun 25, 2021

1. Critical thinking brain teaser. 2. Coin probability question 3. Playing card expected value question 4. Coin expected value question 5. Talking through how I would program a function to rebalance a portfolio given 1) an array of tickers, and the price and number of shares owned for each and 2) an array of tickers and their desired portfolio percentages after said rebalancing.

Take an integer, sum the square of its digits, repeat on the result. Some numbers will converge on 1, others will converge on 89. Write an algorithm to give the count of numbers from 1 to 1000000 that converge on 89.
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Quantitative Software Engineer

Interviewed at Jump Trading

4.2
Nov 9, 2016

Take an integer, sum the square of its digits, repeat on the result. Some numbers will converge on 1, others will converge on 89. Write an algorithm to give the count of numbers from 1 to 1000000 that converge on 89.

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