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The Celebrity Problem
A medium Data Modeling mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Data Modeling
- Difficulty
- medium
- Seniority
- senior, staff
Interview Prompt
We are building a social platform where users can post content, follow other users, and see a personalized timeline of posts from people they follow. The data science team needs to analyze engagement patterns, and the product team wants to support timeline queries at scale. Design the data model.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your data modeling solution with real code execution
- Get instant feedback and a hire/no-hire decision