Put it all together: design storage for a high-volume event lake that must avoid the small-file prob
A medium Pipeline Design mock interview question on DataDriven. Practice with AI-powered feedback, real code execution, and a hire/no-hire decision.
- Domain
- Pipeline Design
- Difficulty
- medium
Interview Prompt
Put it all together: design storage for a high-volume event lake that must avoid the small-file problem, push predicates to scan less, tier old data to cheap storage, and evolve its schema safely as new fields appear.
How This Interview Works
- Read the vague prompt (just like a real interview)
- Ask clarifying questions to the AI interviewer
- Write your pipeline design solution with real code execution
- Get instant feedback and a hire/no-hire decision