They asked me how to run parallel experiments at LinkedIn's scale and we talked about various tools and methods for anomaly detection within the framework of running online experiments.
Staff Data Scientist Interview Questions
118 staff data scientist interview questions shared by candidates
A program manager wants to move towards pushing signups to mobile. How can you evaluate if the evidence supports this, vs. staying with web-based signups.
How do you communicate different opinions with a stakeholder? How do you manage a project?
Ad questions (dont wish to disclose)
How to measure incrementality for a new ad
What brought you to Arthur? What is your background in machine learning / coding languages you are comfortable with?
How does an XGboost model work?
Experimentation data science role- how would you minimize bias in your test and control population samples
Tell us about a challenged you’ve faced in a previous project and how you solved it
First two rounds: CNN, Transfer Learning, Bagging, Boosting and project related questions. I was given a task of implementing some techniques to improve the classification accuracy of a product classification model. Rest of the rounds: Data Structures, Algorithms and basics of distributed systems.
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