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React Patterns

React Patterns

10 min read

I Thought I Knew React… Until I Didn’t 😅

Everything was working… but the code was getting messy.

At first, I ignored it. Features were shipping, UI looked fine. But internally, the codebase was slowly becoming harder to manage.

That’s when I realized — working code ≠ good code.

Architecture 1Architecture 2Architecture 3

What Went Wrong?

  • Components became huge 😵
  • Logic + UI mixed
  • Hard to maintain
  • Reusability almost zero
  • Small change → multiple bugs

The problem wasn’t React… it was how I was structuring my code.

Common Pattern 1Common Pattern 2Common Pattern 3

What are React Patterns?

Component Design 1Component Design 2Component Design 3

React patterns are proven ways to structure your components and logic.

Think of them as blueprints — instead of reinventing the structure every time, you follow a system that is scalable and maintainable.

💡 Key Idea:

Patterns help you move from “just coding” → “engineering solutions”.

5 React Patterns 🚀

1️⃣ Container / Presentational

Separate logic (data, API, state) from UI (JSX rendering).

Custom Hook 1Custom Hook 2Custom Hook 3
JavaScript
function UserContainer() {
  const [user, setUser] = useState(null);
  return <UserUI user={user} />;
}

✅ Best for: Large apps, reusable UI ⚠️ Avoid: Over-splitting small components

2️⃣ Custom Hooks

Extract reusable logic into functions.

Reuse
JavaScript
function useUser() {
  const [user, setUser] = useState(null);
  return user;
}

✅ Best for: API calls, reusable state logic 💡 Most used pattern in real projects

3️⃣ Compound Components

Give users control over structure instead of forcing layout.

Components
JavaScript
<Modal>
  <Modal.Header />
  <Modal.Body />
</Modal>

✅ Best for: UI libraries, design systems 💡 Used in: Tabs, Modals, Accordions

4️⃣ Render Props

Share logic using functions instead of components.

Flow
JavaScript
<DataFetcher render={(data) => <div>{data}</div>} />

⚠️ Slightly older pattern 👉 Often replaced by Custom Hooks today

5️⃣ Controlled Components

Form state is controlled by React instead of DOM.

Form
JavaScript
<input value={value} onChange={onChange} />

✅ Best for: Forms, validation 💡 Predictable + easier debugging

Common Mistakes ⚠️

  • Using patterns blindly
  • Over-engineering small components
  • Not understanding trade-offs
  • Mixing multiple patterns unnecessarily

Mindset Shift 💡

React Optimisation 1React Optimisation 2React Optimisation 3

❌ “How do I build this component?”

✅ “Which pattern fits this problem?”

This one question alone will change how you write React forever.

Final Thought

State Management 1State Management 2State Management 3

Don’t just write components… design scalable systems.

That’s the difference between a coder and a developer 🚀

Ready to Level Up Your React Game? 🚀

Learning patterns is just the beginning. The real growth happens when you apply them in real-world problems.

If you want to go deeper and build production-level React skills, check out these practical guides 👇

Keep Exploring 👇

If you found this useful, you might enjoy these related reads as well:

Pagination Component in React

Loading Screens in React

Hydration in React

More patterns, more clarity, better code.

Don’t just learn React… build like a pro.