Train and validation sets learning curves in an overfitting situation
Senior Data Scientist Interview Questions
3,397 senior data scientist interview questions shared by candidates
Live coding: a fairly straightforward exercise that is thematically relevant to the job, and not some weird brain teaser. Came with some test cases. On Coderpad, so you get a powerful REPL for Python. Make sure to get comfortable with this environment.
assignment
How would you build a classifier? How would you improve it? What then? What then....?
Q: Describe your early years (from 0 to 20 y.o.) in details
Assorted technical questions about data, ML, engineering, stakeholder interactions.
What loss fonction did you choose for random forest in your take home challenge.
Tree problem, search engine, rest of "other" questions explained above.
They asked me about my projects.
Can you explain how a random forest works?
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