State Separation

Summary

Deliberately distinguishing different kinds of state — local UI state, global app state, and server/cache state — and managing each with the right tool instead of one giant store.

How to Learn This

1Audit a project's state and label each piece as local, global, or server state.
2Move server state out of Redux/Context and into React Query if it's mixed in today.
3Learn why treating all state the same way tends to cause avoidable complexity.

Reusable Components

API Layer

More topics in Frontend System Design

Folder Structure Scalable Architecture Atomic Design Feature-based Architecture Component Library Reusable Components API Layer Caching Error Boundaries Micro Frontends Accessibility Performance Architecture

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