First two were straight forward coin flipping/dice rolling questions. The last two were slightly more difficult, asking you to provide an optimal strategy for playing in a game.
Quantitative Trader Interview Questions
1,130 quantitative trader interview questions shared by candidates
What is multicollinearity, how to deal with it
Difficult brainteaser that is hard to prepare for
Why are you interested in Citadel Securities?
What is the probability the coin is biased (always heads) given seeing 5 heads in a row
Expected Value of varying games on die rolls.
log normality and it’s relevance to BS, BS limitations, volatility skew
Make me a market game.
The virtual interview questions are the following: 1) What excites you the most about trading? 2) Tell me about a time when you took initiative. 3) In your own words, how does flow traders make money? 4) An etf have X percent of a stock, the stock goes up by Y percent, what about the price of the etf? 5) Are you interviewing with other firms, if yes, how far are you in the process?
Talk about your past experience
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