Packt

RxJS Foundations 2026 - Learn Modern Reactive Programming

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Packt

RxJS Foundations 2026 - Learn Modern Reactive Programming

Included with Coursera Plus

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

Recommended experience

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

Recommended experience

5 hours to complete
Flexible schedule
Learn at your own pace

What you'll learn

  • Understand the core concepts of reactive programming and RxJS observables.

  • Master key RxJS operators like map, filter, and combineLatest.

  • Apply RxJS subjects to manage state and handle multiple asynchronous streams.

  • Develop advanced RxJS techniques like debouncing, throttling, and combining observables.

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Recently updated!

May 2026

Assessments

6 assignments

Taught in English

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There are 6 modules in this course

In this module, we will introduce you to the foundational concepts of RxJS and its importance in modern web development. You will also learn how to set up your development environment and project structure to begin coding with RxJS, as well as how to maintain clean code using tools like Prettier.

What's included

6 videos1 reading

In this module, we will dive into the core concepts of RxJS, including observables, observers, and methods like of and from. You will learn how to work with these reactive constructs, build custom observables, and understand how RxJS handles asynchronous data streams in a more powerful way than promises.

What's included

8 videos1 assignment

In this module, we will explore the most important RxJS operators that will empower you to create dynamic and efficient data flows. You'll learn how to use operators like map, filter, and merge, and how to apply them in real-world scenarios like HTTP requests, error handling, and memory management.

What's included

9 videos1 assignment

In this module, we will take your RxJS skills to the next level by exploring advanced operators and techniques. You will learn how to combine observables, control emissions, and debug your streams, all while solving practical exercises that challenge you to apply what you've learned.

What's included

10 videos1 assignment

In this module, we will explore the powerful concept of RxJS subjects, including BehaviorSubject and ReplaySubject. You'll learn how to use these subjects to manage shared state, refactor complex observable chains, and apply the retry operator to handle transient errors.

What's included

7 videos1 assignment

In this module, we will conclude the course with homework tasks designed to solidify your understanding of RxJS. You’ll have the opportunity to apply the concepts and techniques learned in the course to real-world problems, setting you up for success in your future RxJS projects.

What's included

1 video2 assignments

Instructor

Packt - Course Instructors
Packt
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