Quantitative Analyst applicants have rated the interview process at Citadel with 3 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 100% positive. To compare, the company-average is 59.4% positive. This is according to Glassdoor user ratings.
Candidates applying for Quantitative Analyst roles take an average of 10 days to get hired, when considering 1 user submitted interviews for this role. To compare, the hiring process at Citadel overall takes an average of 15 days.
Common stages of the interview process at Citadel as a Quantitative Analyst according to 1 Glassdoor interviews include:
Skills test: 20%
Phone interview: 20%
Drug test: 20%
One on one interview: 20%
Background check: 20%
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Talked first about CV and experience, and it was quite lenghy. Then I asked several questions about the company and process. Then solved some questions. One question was like leet code, then there were several braiteasers. One of them was about probability theory.
Interview questions [1]
Question 1
There are two bags with balls, black and white. What is expectation of number of black balls left, when white balls are all taken?
Very good and helpful, enjoyed how they had a technical aspect as well. The interview was nice and very nice and kinda nice. Extremely nice broski, lowkenuinely a nice experience broskini.
First round discussing work experience and some hypothetical research questions and how I would approach the problems. Highly conversational and chatty. Interviewer was nice and friendly and offered his insight along the way.
It started with an automated coding screen in a language of your choice, which I unfortunately did not get past. I chose Python for the screen, the questions were pretty standard I just wasn't prepared.