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System Design Curriculum

Track 3: API Design

Design robust API contracts using REST, GraphQL, and gRPC patterns under strict backward compatibility.

Syllabus Modules

Syllabus modules coming soon.

Planned Practice Projects

Projects mapping coming soon.

Learning Outcomes

  • Enforce API idempotency key validations to prevent double payment submissions
  • Implement cursor-based paginated results to scale database queries
  • Compare gRPC binary transfers efficiency with JSON serialization payloads

Interview Defense

  • Defend REST vs GraphQL designs based on clients payload requirements
  • Explain versioning strategies preventing client crashes on schema modifications