System Design Interview Casebook

Advanced38 hours22 sections256 lessonsRated 5.0 out of 5 from 50 ratings

Learn system design through detailed building blocks, worked interview cases, and a separate crash review path. Practice capacity estimates, data correctness, failure recovery, and clear explanations of design trade-offs.

What you will be able to do

  • Estimate capacity and cost with explicit units and workload assumptions.
  • Design building blocks such as caches, message queues, rate limiters, and blob stores.
  • Work complete cases, from social timelines and ride sharing to payments and AI infrastructure.
  • Explain failure boundaries and recovery choices clearly within an interview's time.

Who this course is for

Candidates preparing for mid-level and senior system design rounds who want to practice complete designs, estimates, and failure analysis.

Helpful to know first

  • The fundamentals from Foundations of System Design, or equivalent experience with distributed services.

Course content

22 sections 256 lessons 38 hours

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