System Design Interview Track

Scaling, caching, queues and trade-off discussions for senior loops.

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Topics in recommended order

1Fundamentals6 questions2Data Layer5 questions3Design Patterns4 questions

Learning path

Follow the stages top to bottom. Nothing is locked — the order is simply what works.

  1. 1FundamentalsScaling, load balancing, caching and the CAP theorem.
  2. 2Data LayerDatabases, sharding, replication and message queues.
  3. 3Design PatternsMicroservices, unique IDs, crawlers and distributed consensus.

Fundamentals

6 questions

Data Layer

5 questions

Design Patterns

4 questions