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Modern React Foundations 2026: A Practical Developer Guide

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Packt

Modern React Foundations 2026: A Practical Developer Guide

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Gain insight into a topic and learn the fundamentals.
Beginner level

Recommended experience

9 hours to complete
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Beginner level

Recommended experience

9 hours to complete
Flexible schedule
Learn at your own pace

What you'll learn

  • Understand the fundamentals of React, including components, JSX, and rendering

  • Learn how to manage state and handle events using React’s state management system.

  • Work with React hooks like useState and useEffect to manage side effects.

  • Build a dynamic, practical project that interacts with APIs, manages data, and implements user-friendly interfaces.

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Recently updated!

May 2026

Assessments

8 assignments

Taught in English

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There are 9 modules in this course

In this module, we will introduce the course and lay out the goals of your React journey. You'll set up your development environment and create your first React project, as well as dive into React's fundamental concepts, such as components and project structure.

What's included

8 videos1 reading

In this section, we will explore JSX, the syntax extension that allows you to write HTML-like code within JavaScript. You'll learn how to structure JSX effectively, handle dynamic data rendering, and apply styles to your components, setting the foundation for building sophisticated UIs.

What's included

7 videos1 assignment

In this module, we will explore props—React’s way of passing data between components. You'll gain practical experience by implementing dynamic components and managing data flow using props, creating modular, reusable elements in your applications.

What's included

8 videos1 assignment

This section will cover the concept of state in React, which allows your components to change and re-render dynamically. You'll learn how to use React’s useState hook to manage state in functional components, enabling you to create more interactive user interfaces.

What's included

5 videos1 assignment

In this module, we will guide you through building a practical project—a dynamic anime search application. You’ll implement various React features like state management, event handling, and API integration, while also applying best practices in component structure and styling. By the end of the module, you’ll have a fully functional React project with real-time user interaction and API data fetching.

What's included

23 videos1 assignment

In this module, we will explore different styling techniques in React, including traditional CSS, CSS Modules, CSS-in-JS, and Styled Components. We will integrate icons and develop reusable alert components using modern styling approaches. We will also examine separation of concerns and evaluate styling practices for building consistent, maintainable user interfaces.

What's included

8 videos1 assignment

In this module, we will explore component design principles and understand how component libraries simplify modern React development. We will revisit the anime application, examine its component architecture, and integrate Material UI components. We will also analyze real-world component hierarchies and apply design practices that enhance scalability, consistency, and maintainability.

What's included

5 videos1 assignment

In this module, we will explore React's internal rendering mechanisms, including the declarative approach, Virtual DOM, and state batching. We will optimize component performance using useCallback, useMemo, React DevTools, and Lighthouse to identify and address inefficiencies. We will also examine React Compiler and evaluate modern optimization techniques for building efficient, responsive applications.

What's included

10 videos

In this module, we will explore the useRef and useReducer hooks and understand their roles in managing references and complex application state. We will implement practical examples involving DOM references, persistent mutable values, and reducer-based state management with actions and payloads. We will also refactor the anime application using useReducer and review best practices for building maintainable, scalable React components.

What's included

7 videos2 assignments

Instructor

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