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Senior Scientist Interview Questions
5,952 senior scientist interview questions shared by candidates
In the technical interview: difference between RF and XgBoost, difference between XgBoost and LightGBM, what is overfitting and how you solve it, what is target leakage, how do you tackle class imbalance.
Können Sie R?
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Random Forests; GBM; Insurance Rating model; Product implementation
30 minutes or so HR, about two hours in total of technical interview.
Most difficult project you had to work on
Calculate the bootstrap mean and 98% CI in numpy
Past work experience and algorithms used to perform those.
project related questions and standard behavioral questions
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