Sr Data Scientist Interview Questions

3,391 sr data scientist interview questions shared by candidates

The business case in the technical interview was the most important part. The scenario had two marketing campaigns running at the same time, and I had to explain how to measure their combined value and decide whether to keep campaign A, campaign B, or both together.
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Senior Data Scientist

Interviewed at Booking.com

4.1
Jun 16, 2026

The business case in the technical interview was the most important part. The scenario had two marketing campaigns running at the same time, and I had to explain how to measure their combined value and decide whether to keep campaign A, campaign B, or both together.

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