Principal Scientist Interview Questions

491 principal scientist interview questions shared by candidates

Most of the questions were standard interview questions regarding my past experience and the material I discussed in my presentation. There were further questions regarding why I had chosen my career path, examples of how I've handled a difficult situation, and what are my greatest strengths as well as areas for improvement. There wasn't anything particular tricky. In that sense the interview was straightforward.
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Principal Scientist

Interviewed at Ethicon

4
Sep 4, 2010

Most of the questions were standard interview questions regarding my past experience and the material I discussed in my presentation. There were further questions regarding why I had chosen my career path, examples of how I've handled a difficult situation, and what are my greatest strengths as well as areas for improvement. There wasn't anything particular tricky. In that sense the interview was straightforward.

SQL: quite basic joins, groupbys, some window functions Python: create a function to estimate cashback of each transaction given different assumptions Experimentation: there were maybe a dozen questions here, do your homework and learn about experimentation!
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Senior/Principal Data Scientist

Interviewed at Cash App

3.7
Jan 23, 2024

SQL: quite basic joins, groupbys, some window functions Python: create a function to estimate cashback of each transaction given different assumptions Experimentation: there were maybe a dozen questions here, do your homework and learn about experimentation!

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