Problem-solving. In-depth questions from previous projects and skill set. A strong grasp of fundamentals is necessary. Why you used certain techniques and algorithms over others?
Data Scientist Interview Questions
33,502 data scientist interview questions shared by candidates
Does the dependent variable in regression need to be normally distributed?
Describe a project you've been working on.
Initial screening round with basics on machine learning like overfitting, design a system for the use case. current knowledge of various algorithms. Interview with researcher went on in deep theory of ML and DS/Algo question.
Why are you interested in TopTal
My real experience in ML
The question was about my opinion about one of the on-going project of the team
What would distribution of likes/comments for every recipe look like?
what do you think when you are driving?
Codility: find maximum value on a column (something that in pandas would be super easy). Though, I wasn't allowed to use pandas; some coding test that required a priority queue to be solved; question was about a cleaning robot going around a 2D matrix always turning right, and try to tell what will be the covered cells by the robot. Tech screening: linear model, with categorical values, and missing values.
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