Practice System Design Challenges

Solve real-world distributed systems challenges from top companies. Build architectures on an interactive canvas and get instant AI feedback.

StatusCompanyTitleCategoryDifficulty
GeneralDesign a Dispute Resolution & Chargeback Handling EngineFintech, Payments & TradingEasy
GeneralDesign a Distributed Bloom Filter Membership ServiceDistributed Storage & CachingEasy
GeneralDesign a Pastebin Text Sharing ServiceCore Web & MicroservicesEasy
GeneralDesign a Podcast Hosting & RSS Feed Distribution SystemMedia, Streaming & Content DeliveryEasy
GeneralDesign a Real-Time Global Gaming Leaderboard (Top 10M Players)Gaming, IoT & Edge ComputingEasy
GeneralDesign a Resilient Distributed Shopping Cart System (Amazon)E-Commerce, Logistics & GeospatialEasy
GeneralDesign a Scalable Distributed Counter (Views & Likes)Distributed Storage & CachingEasy
GeneralDesign a Smart IoT Parking Spot Finder & Reservation AppE-Commerce, Logistics & GeospatialEasy
GeneralDesign a URL Shortener (TinyURL)Core Web & MicroservicesEasy

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