Design a Pub-Sub Message Broker
Advanced · 24 min read · Low-Level Design, Case Studies: Advanced
Topics, subscribers, offsets, and concurrent delivery.
This is an Advanced lesson, part of Premium. What it covers:
- What the interviewer expects
- 1. Requirements
- 2. Design choice: log, not queue
- 3. Class design
- 4. Implementation
- 5. Why this design satisfies the requirements
- 6. Extensions
- 7. Patterns used
- Interview questions
- Further reading