Design a medallion architecture with three layers
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
Interview Prompt
Design a medallion architecture with three layers. Create a bronze_raw_events table (raw ingestion), a silver_cleaned_events table (cleaned/validated), and a gold_daily_metrics table (business-level aggregates).
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