Code Room
System designHardsd-p115
Subject Data modelingLevel Senior~45 minCommon in Databases & SQL interviewsIndustries Technology, Software development

Question

Design a schema registry for an event-streaming platform where many producers and consumers exchange messages and schemas evolve over time.

What a strong answer looks like

Clarify scale and constraints first. Propose a clean component breakdown, then go deep on the hard parts — data model, bottlenecks, consistency, failure modes — and name the trade-offs you are making.

Narrate your design
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Run or narrate your approach, then ask the coach.