Full system design prompts. Draw architecture, define APIs, model data, explain tradeoffs.
5 SD challenges in this view require Pro
Each Pro challenge includes diagrams, API design, tradeoffs, and an expert solution. Upgrade to unlock all 31 challenges.
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8 challenges found
Notify waitlisted patients when appointments are cancelled and manage slot acceptance within a time window.
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Unlock with Pro →Critique a design that uses IP detection to serve local-language event listings and propose improvements.
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Unlock with Pro →Full-stack subscription SaaS for engineers practicing interview skills.
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Unlock with Pro →Full-stack app for tracking job applications, interviews, and offers.
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Detect user country via IP and serve localized news — identify problems and improvements.
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Diagnose slowdowns in a nutrition tracking app that surged in popularity and propose scalability improvements.
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Unlock with Pro →Identify issues with common password rules and propose a more effective validation strategy.
Concepts (0/1 done)
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Diagnose performance issues and design a scalable architecture for a recipe app exploding in popularity.
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