Houzz 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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Statistics
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Houzz Interview Questions
Practice for the Houzz interview with these recently asked interview questions.
| Question | Topic | Difficulty | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SQL | Easy | |||||||||||||||
Given a table of user sessions, write a query to get the number of days between each user’s first session and last session for the year 2020. Example: Input:
Output:
| ||||||||||||||||
Probability | Medium | |||||||||||||||
SQL | Hard | |||||||||||||||
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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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Houzz 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 Engineer role pays the most with a $162,500 base salary while the ML Engineer role on average pays the least with a $47,000 base salary.
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