Packt

Advanced React Patterns, Testing, and Next.js

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Packt

Advanced React Patterns, Testing, and Next.js

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

Recommended experience

2 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace
Gain insight into a topic and learn the fundamentals.
Intermediate level

Recommended experience

2 weeks to complete
at 10 hours a week
Flexible schedule
Learn at your own pace

What you'll learn

  • Implement advanced React patterns like custom hooks, render props, and higher-order components.

  • Optimize React app performance using memoization techniques, lazy loading, and virtualization.

  • Master routing, navigation, and server-side rendering with Next.js.

  • Gain expertise in testing React applications using React 19 testing methods, including async testing.

Details to know

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Recently updated!

May 2026

Assessments

11 assignments

Taught in English

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This course is part of the The Complete React 19 Developer Course (incl. Next.js 16) Specialization
When you enroll in this course, you'll also be enrolled in this Specialization.
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  • Gain a foundational understanding of a subject or tool
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There are 9 modules in this course

In this module, we will dive into React's custom hooks. We will cover how to create and implement custom hooks for managing reusable logic, such as form state and validation. You'll learn to optimize your code structure by encapsulating complex logic into reusable functions.

What's included

2 videos2 readings1 assignment

In this module, we will explore advanced patterns for building reusable and maintainable React components. Topics such as Render Props, Compound Components, and HOCs will be covered, helping you create more flexible and scalable applications. You will also learn about patterns that allow for better state management and prop handling.

What's included

8 videos1 assignment

In this module, we will focus on improving React application performance. You will learn how to optimize rendering using memoization techniques, lazy loading components, and virtualizing large lists. Additionally, we will teach you how to use React DevTools Profiler to identify and fix performance issues.

What's included

8 videos1 assignment

In this module, we will cover routing and navigation within React applications. You'll learn how to configure nested routes, handle dynamic URL parameters, and apply route protection based on authentication status. This section will also explore techniques for implementing efficient and flexible routing structures.

What's included

7 videos1 assignment

In this module, we will delve into advanced form handling in React. You will learn to manage form data, validate inputs using react-hook-form and Yup, and create custom input components for complex forms. This section will ensure that you can implement robust, scalable form solutions in your React applications.

What's included

5 videos1 assignment

In this module, we will explore data fetching and state management in React. You will learn how to fetch data from APIs using fetch and useEffect, manage global state with Zustand, and utilize Redux Toolkit for complex state logic. Additionally, we will cover error handling to ensure seamless user experiences.

What's included

8 videos1 assignment

In this module, we will focus on testing React components. You will learn how to use testing libraries to test the rendering and behavior of components, including form fields and conditional rendering. We will also dive into snapshot testing and simulating user events to ensure your components work as expected.

What's included

13 videos1 assignment

In this module, we will explore the various rendering techniques available in React, including SSR, SSG, and ISR. You will gain an understanding of when to use each method to improve performance and scalability. This section will equip you with the knowledge to make informed decisions about rendering strategies.

What's included

1 video1 assignment

In this module, we will dive deep into Next.js 16, exploring its powerful features such as file-based routing, SSR/SSG/ISR, and server-side logic. You'll learn how to set up a Next.js project, integrate client-server components, and leverage API routes for full-stack development. This section will prepare you to build scalable and efficient Next.js applications.

What's included

43 videos1 reading3 assignments

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