The Booking That Came Three Ways
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
- L5
Interview Prompt
Your hospitality platform receives booking events from three distinct source systems, each with different delivery mechanisms, update frequencies, and data formats. All events must land in a low-latency lookup store queryable by property and date. Design the ingestion, normalization, and write strategy.
Summary
PMS, OTA, and website all think they took the reservation first.
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