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10 Best Rxjs Courses and Certifications Online

RxJS, or Reactive Extensions for JavaScript, is a powerful library that allows developers to deal with asynchronous and event-based programming in a simple and elegant way. As the demand for RxJS skills continues to rise, it’s essential for developers to enhance their understanding of this library. In this article, we will explore the ten best RxJS courses and certifications available online. Whether you are a beginner or an experienced developer looking to expand your knowledge, these resources will provide you with the necessary tools to master RxJS.

1. RxJS Essentials

The RxJS Essentials course is offered by Udemy, one of the leading online e-learning platforms. This course is designed for both beginners and intermediate developers who want to gain a solid foundation in RxJS fundamentals. The comprehensive lessons cover all the core concepts of RxJS, including observables, operators, and subjects. With real-world examples and hands-on exercises, this course enables learners to apply their knowledge immediately.

2. Reactive Angular Course with RxJS

If you are specifically interested in using RxJS in conjunction with Angular, then the Reactive Angular Course with RxJS is the perfect choice. Created by Maximilian Schwarzmüller, this course dives deep into how RxJS can be integrated with Angular to build reactive applications. From learning the basics to exploring advanced topics such as error handling and testing, this course will empower you to build robust and efficient Angular applications using RxJS.

3. RxJS Operators and Reactive Programming in Practice

Offered by PluralSight, the RxJS Operators and Reactive Programming in Practice course provides hands-on experience with RxJS operators and reactive programming concepts. This course is suitable for developers who are already familiar with RxJS and want to deepen their understanding of operators and their practical applications. Throughout the course, learners will work with different operators and build complex applications to solidify their knowledge in a practical context.

4. AsyncRx: Introduction to Reactive Programming using RxJS

AsyncRx is an interactive course that combines learning RxJS with gamified exercises. Through a series of challenges, learners gain an in-depth understanding of observables, subscriptions, operators, and more. The course is designed to be engaging and immersive, making it an ideal choice for developers who prefer a more interactive learning experience. With its clear explanations and gamified approach, this course makes learning RxJS enjoyable and effective.

5. Reactive Programming in Spring 5 with RxJava 2

While RxJS is the JavaScript implementation of reactive programming, RxJava is its counterpart in the Java ecosystem. This course, offered by Udemy, focuses on using RxJava 2 in conjunction with Spring 5 to build reactive applications. By learning how to leverage the power of RxJava with Spring, developers can create highly efficient and scalable applications. This course covers topics such as reactive operators, error handling, and integrating with databases.

6. RxJS Certification by ReactiveX

If you are looking for a certification to validate your RxJS skills, the RxJS Certification by ReactiveX is the industry-standard choice. This certification is recognized globally and signifies a strong understanding of RxJS concepts and best practices. It covers a wide range of topics, including observables, operators, subjects, and testing. Earning the RxJS Certification demonstrates your expertise and makes you stand out in the competitive job market.

7. Building Reactive Applications with Redux and RxJS

Redux is a popular JavaScript library for managing application state. This course, available on PluralSight, explores how to combine Redux with RxJS to build reactive applications. By leveraging both libraries together, developers can create powerful and flexible applications with a clear separation of concerns. The course covers essential topics such as handling asynchronous actions, managing side effects, and composing complex state transformations.

8. Modern RxJS with NgRx and NgRx Data

NgRx is a powerful library that provides reactive state management for Angular applications. This course, offered by Todd Motto on Ultimate Courses, teaches developers how to harness the full potential of NgRx and RxJS. Learners will gain hands-on experience with NgRx store, effects, and entities, as well as learn advanced techniques for managing state in complex applications. By the end of the course, you will be able to build scalable and maintainable Angular applications using the combined power of NgRx and RxJS.

9. RxJS Beyond the Basics: Creating Observables from Scratch

Created by Ben Lesh, one of the core maintainers of RxJS, this course takes a deep dive into creating observables from scratch. It explores the inner workings of observables, observables creation, and how to handle hot and cold observables. Developers who want to truly understand how observables work under the hood will benefit greatly from this course. With the insights gained from this course, you will be able to build custom observables and have a deeper understanding of the RxJS library.

10. RxJS Masterclass

The RxJS Masterclass, offered by Angular University, provides a comprehensive and in-depth exploration of RxJS. This course is designed for developers who want to become RxJS experts. From the basics to the most advanced topics, the course covers everything you need to know to master RxJS. With hands-on exercises and real-world examples, learners gain a solid understanding of reactive programming and how to apply it to real-world scenarios.


Enhancing your RxJS skills is crucial in today’s rapidly evolving developer landscape. Whether you are a beginner or an experienced developer, these ten RxJS courses and certifications provide a diverse range of options to help you reach your learning goals. From building a solid foundation to exploring advanced topics, these resources empower developers to leverage the full potential of RxJS and transform their approach to asynchronous programming. Invest in your RxJS knowledge today and unlock a new level of programming proficiency.