Stores and the Site, Together
A hard 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
- hard
- Seniority
- L7
Interview Prompt
We're a global retailer with physical stores and e-commerce. The merchandising team needs near-real-time visibility into sales performance across all channels. Design an architecture to process real-time sales data in a data lake.
Summary
The registers never stop ringing.
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