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Home / Courses / React.js / React 19 Complete Modern Developer Tutorial
React.js Intermediate Free Course

React 19 Complete Modern Developer Tutorial

Master React 19: Functional components, JSX, useState, useEffect, custom hooks, and Context API for global state.

22 hours 58 Lessons Certificate (Pass Score: 75%)
Start Course Free

What's Included

  • Full step-by-step interactive reader
  • Practice exercises with solutions
  • Quizzes & Knowledge Assessments
  • Verifiable Digital PDF Certificate
A

Alex Morgan (Senior Engineer)

Lead Instructor

Curriculum & Chapters

React Fundamentals, JSX Syntax & Virtual DOM
16 mins Free
State Management with useState & useReducer
16 mins Free
Side Effects, Data Fetching & useEffect Hook
18 mins Free
Creating Reusable Custom React Hooks
18 mins Free
Global State with React Context API
20 mins Free
React Architecture, Virtual DOM & Vite Scaffolding
15 mins Free
JSX Syntax Rules, Expressions & Fragments (<>...</>)
15 mins Free
Functional Components & TypeScript Interface Typing
15 mins Free
Component Props, Destructuring & Default Props
15 mins Free
Conditional Rendering (Ternary, Short-Circuit &&, Early Return)
15 mins Free
Rendering Lists with .map() & Keys Best Practices
15 mins Free
Handling User Events (onClick, onChange, SyntheticEvent)
15 mins Free
React 19 Actions, useActionState & useOptimistic
22 mins Free
Performance Optimization: useMemo, useCallback & memo
20 mins Free
State Management with Zustand: Lightweight Stores
18 mins Free
React Hook Form & Zod Schema Validation
20 mins Free
Testing React Components with Vitest & RTL
18 mins Free
useState Hook: State Initialization & Functional Updates
15 mins Free
Managing Object & Array State with Immutability
15 mins Free
useReducer Hook for Complex State Machines & Action Reducers
15 mins Free
Lifting State Up & Component Composition Patterns
15 mins Free
Controlled vs Uncontrolled Form Components
15 mins Free
useRef Hook: Persisting Values Across Renders Without Re-Rendering
15 mins Free
Accessing DOM Nodes Directly with useRef
15 mins Free
useEffect Hook: Component Lifecycle & Dependency Array Rules
15 mins Free
Effect Cleanup Functions (Unsubscribing & AbortController)
15 mins Free
Fetching Data with useEffect, Loading States & Error Handling
15 mins Free
useLayoutEffect vs useEffect: Preventing Visual Flickers
15 mins Free
useId Hook for Accessible Form Field Unique Identifiers
15 mins Free
Custom Hooks: Extracting Stateful Logic (useFetch, useDebounce)
15 mins Free
TanStack Query (React Query) for Server State Management
15 mins Free
Prop Drilling Problem & React Context API Overview
15 mins Free
createContext, Provider Component & useContext Hook
15 mins Free
Custom Context Provider Pattern with State Reducers
15 mins Free
Context Performance Optimization: Splitting State & Dispatch
15 mins Free
Zustand State Management: Lightweight Stores & Selectors
15 mins Free
Zustand Middleware (persist, devtools) & Async Actions
15 mins Free
Redux Toolkit (RTK) & Slice Architecture Overview
15 mins Free
Understanding React Re-renders & React Profiler DevTools
15 mins Free
React.memo() for Preventing Unnecessary Functional Re-renders
15 mins Free
useCallback Hook: Memoizing Function References
15 mins Free
useMemo Hook: Caching Expensive Computations
15 mins Free
Code Splitting with React.lazy() and <Suspense>
15 mins Free
Error Boundaries: Catching Component Tree Errors Gracefully
15 mins Free
React Portals with createPortal() for Modals & Tooltips
15 mins Free
React 19 Actions: Asynchronous Form Actions (<form action={...}>)
15 mins Free
useActionState Hook for Managing Action Pending & Result State
15 mins Free
useOptimistic Hook for Instant UI Updates Before Server Response
15 mins Free
The use() Hook: Reading Promises & Context Directly in Render
15 mins Free
Concurrent Transitions with useTransition and startTransition
15 mins Free
useDeferredValue Hook for Deferring Non-Urgent Re-renders
15 mins Free
React Server Components (RSC) Paradigm vs Client Components
15 mins Free
React Hook Form: Uncontrolled High-Performance Forms
15 mins Free
Zod Schema Validation Integration with React Hook Form
15 mins Free
Unit Testing with Vitest and React Testing Library (RTL)
15 mins Free
Testing User Interactions, Events & Async Loading in RTL
15 mins Free
Mocking API Requests in Tests with Mock Service Worker (MSW)
15 mins Free
Production Vite Build Configuration & Bundle Analysis
15 mins Free

Assessments & Quizzes

React 19 Certification Quiz

1 Questions • Passing Score: 70%

Required for Certificate