This project is an open, course-style repository designed to help you learn system design from fundamentals through advanced, interview-ready thinking. It organizes core networking and distributed-systems concepts into a structured path, so you can build intuition before jumping into “design X” exercises. It covers the building blocks that show up in real architectures, such as DNS, load balancing, caching, CDNs, proxies, scalability and availability tradeoffs, and storage patterns, then connects those pieces to larger system goals. The materials are geared toward clarity and repeatability, making it useful both for self-study and for quick review before interviews. It emphasizes the why behind design decisions, not just a list of components, so you can explain tradeoffs under constraints like cost, latency, reliability, and growth. Overall, it functions like a practical playbook for learning how large systems are composed, where they fail, and how to reason about improvements.

Features

  • Structured learning path from basics to advanced system design topics
  • Coverage of core networking concepts like OSI, TCP/UDP, and DNS
  • Deep dives into scalability patterns like caching, CDNs, and load balancing
  • Emphasis on availability and reliability tradeoffs for real-world architectures
  • Interview-focused framing for communicating designs clearly under constraints
  • Modular sections that work for both full study and quick refresher review

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Categories

Design

License

MIT License

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Registered

2026-01-21