Epsilon Interview Questions
Published March 27, 2026
Estimated reading time: 5 minutes
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Data Structures & Algorithms
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SQL
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Machine Learning
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Probability
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Epsilon Interview Questions
Practice for the Epsilon interview with these recently asked interview questions.
| Question | Topic | Difficulty | ||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SQL | Hard | |||||||||||||||||||||||||||
Given the two tables, write a SQL query that creates a cumulative distribution of the number of comments per user. Assume bin buckets class intervals of one. Example: Input:
Output:
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A/B Testing | Medium | |||||||||||||||||||||||||||
Machine Learning | Medium | |||||||||||||||||||||||||||
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SQL | Easy | |
Machine Learning | Medium | |
Statistics | Medium | |
SQL | Hard | |
Machine Learning | Medium | |
Python | Easy | |
Deep Learning | Hard | |
SQL | Medium | |
Statistics | Easy | |
Machine Learning | Hard |
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Epsilon Salaries by Position
Most data science positions fall under different position titles depending on the actual role.
From the graph we can see that on average the Data Scientist role pays the most with a $144,189 base salary while the Marketing Analyst role on average pays the least with a $52,000 base salary.
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