Quant researcher intern applicants have rated the interview process at Walleye Capital with 3.7 out of 5 (where 5 is the highest level of difficulty) and assessed their interview experience as 67% positive. To compare, the company-average is 34.5% positive. This is according to Glassdoor user ratings.
Candidates applying for Quant researcher intern roles take an average of 21 days to get hired, when considering 3 user submitted interviews for this role. To compare, the hiring process at Walleye Capital overall takes an average of 25 days.
Here are the most commonly searched roles for interview reports -
Code test is not too hard but highly time-sensitive — like a mini data science project requiring quick EDA, modeling, prediction, and concise analysis. Accuracy, clarity, and efficiency matter most.
It was an online assessment on Code Signal that was on a Jupyter Notebook that involved data cleaning and model construction, and model evaluation. This was following a resume submission.
Interview questions [1]
Question 1
Build any prediction model given some data that needs to be cleaned.
I applied online. The process took 3 weeks. I interviewed at Walleye Capital (Boston, MA) in Aug 2025
Interview
Fairly standard 45 minute interview about a variety of statistical questions. We first spent 15 minutes where he asked me several questions about my research background. After that we jumped into several questions about measuring a models performance, trading strategies, and pure probability.
Interview questions [1]
Question 1
If you have a skewed data distribution with only 10 true positives and 190 true negatives, how would you measure your predictive model's performance.