System Design Playground

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    Master system design concepts through interactive challenges and expert guidance.

    Learn by doing with guided challenges that help you understand real-world system design problems. Get AI feedback on your solutions and build your engineering skills.

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    ✓ Strengths
    Lightning-fast URL lookups with Redis cache, high availability through load balancing, and reliable data storage with PostgreSQL.
    ↑ Improvable
    Consider adding rate limiting and analytics tracking for production readiness.
    💡 Pro Tip
    Get detailed explanations and explore alternative designs by chatting with our AI system design expert.

    Guided Challenges

    Learn system design through structured challenges with real-world scenarios.

    Browse Challenges

    AI Feedback

    Get expert-level feedback on your solutions and learn how to improve your designs.

    Try a Challenge

    Master System Design

    1

    Choose a Challenge

    Select from our library of real-world system design challenges

    2

    Design Your Solution

    Use our visual tools to create your system architecture solution

    3

    Document Your Approach

    Explain your design decisions and architecture considerations

    4

    Get Expert Feedback

    Receive detailed feedback on your solution from our AI

    Frequently Asked Questions

    Start Learning System Design Today

    Join thousands of engineers improving their system design skills