It also suits nicely with distributed nature of the cloud, and that's why more and more development is happening on the Reactive side, particularly in the Microservice space.
Spring is one of the most popular backend frameworks, and it recognized the need for a Reactive paradigm and introduced support to create Reactive applications and Microservices. It provides WebFlux, a parallel Spring MVC framework that supports fully non-blocking Reactive streams.
Using reactive programming with Spring has become popular, but at the same time, it's not easy to understand reactive programming with Spring.
One of the reasons is that there are no proper resources.
So in this article, we will list the top five courses which can help you understand reactive Spring, WebFlux, and reactive Microservice development.
These Reactive Spring online courses have been compiled from sites like Udemy, Pluralsight, and Baeldung. They have been created by experts and trusted by thousands of developers. They are also very affordable, particularly Udemy courses you can join for just $10 on Udemy sales which happens every now and then.
Requirements
It is an intermediate-level course. Knowledge of Spring Boot is a must. The total video content of this course is nearly ten hours long.
Requirements
Knowledge of Java.
It is a relatively short course with total video content of eight and a half hours. It is an intermediate-level course and requires basic knowledge of Java and spring highly recommend this course if you want to build highly scalable and resilient Microservices with Spring WebFlux / Reactive Stress.
Requirements
That's all about the best Spring courses to learn Reactive Programming and WebFlux. So these are the best courses to learn reactive Spring online. As mentioned earlier, there are very few resources to learn reactive programming with Spring.
Some of the courses in this article are solely dedicated to reactive springs, while others have reactive springs as a subsection. To learn reactive programming, you must have a proper understanding of Java and Spring. Most of the courses on the list have these requirements. So choose accordingly.
Thanks for reading this article so far. If you find these best Reactive Spring and Spring Boot + WebFlux online courses useful, please share them with your friends and colleagues. If you have any questions or feedback, then please drop a note.
P. S. - If you are keen to learn the Spring MVC framework and become a full-stack Java developer but are looking for a free online course, you can check this Angular and Spring MVC course on Udemy. It's complete, and all you need is a free Udemy account to join this course.
8 Best Reactive Spring Boot and WebFlux Courses for Java Developers in 2025
Without wasting any more of your time, here is a list of the best online courses to learn Reactive Spring for Java developers. You can use these courses to learn Reactive concepts and Spring framework support for creating Reactive applications in Java.
1. Build Reactive MicroServices using Spring WebFlux/Spring Boot
This is one of the best reactive spring courses at udemy. In this course, first, the instructor explains everything regarding reactive programming, such as what reactive programming is and why it is used. Then only, he moves to the reactive Spring.
The instructor explains how to write reactive programming with Spring, build reactive API from scratch, write reactive programming code with DB, build non-blocking clients using WebClient, and more.
- JDK 8 and above.
- Knowledge of Spring Boot is required.
It is an intermediate-level course. Knowledge of Spring Boot is a must. The total video content of this course is nearly ten hours long.
2. Reactive Programming with Spring Framework
This is another popular course at Udemy dedicated to reactive programming with the Spring framework. In this course, the instructor explains how to leverage reactive programming concepts with Spring, reactive types in Spring data.MongoDB, building microservices with WebFlux, functional programming with Java, and more.
Requirements
Requirements
- Knowledge of Java of Spring framework.
The course is relatively small, with total video content of fewer than four hours. It is an intermediate-level course. I Will enjoy this course if you like John Thompson's teaching stress; I really love it.
This is one of the best online courses to learn Spring WebFlux on Pluralsight. Created by Esteban Herrera, this course will teach you the basics of Spring WebFlux and reactive programming by building a REST API. You will also learn how to use Reactor, WebClient, and WebTestClient along the way.
Here is the thing you will learn in this course:
- Reactive Programming
- How to work with Annotated Controllers
- How to work with Functional endpoints
- How to execute requests
- How to set up integration tests
You will start with learning what reactive programming is and why it's so valuable. Then, you will see how to work with Spring WebFlux's annotated controllers and functional endpoints to process large amounts of data. After that, you will use WebClient to create reactive web clients and set up integration testing with WebTestClient.
After completing this WebFlux online training course, you will have a foundational knowledge of reactive programming with Spring WebFlux that will help you as you move forward to build scalable web applications.
By the way, you would need a Pluralsight membership to join this course which costs around $29 per month or $299 per year (14% discount). I highly recommend this subscription to all programmers as it provides instant access to more than 7000+ online courses to learn any tech skill. Alternatively, you can also use their 10-day-free-pass to watch this course for FREE. Also, for this month, all Pluralsight courses are free.
4. Learn Spring: The Master Class - Baeldung
If you are looking for a complete course to learn Spring, Spring Boot, and Reactive Spring API in a guided, hands-on way, then this is the best online course for you. Eugen Paraschiv doesn't need any introduction, and his Spring courses are really in-depth, up-to-date, and hands-on.This is a beginner-level Spring and Spring Boot course. In each module, you will write code, and the lecture will explain to you how to do this.
This course also has a dedicated chapter on the new Reactive Paradigm introduced in Spring 5. While the course may feel a bit costly compared to Udemy courses, this is worth money.
Requirements
Knowledge of Java.
This course at Baeldung is not only for those who want to learn reactive programming but also for those who want to learn the Spring framework from the basics. In this course, the instructor starts from basics covering almost every necessary concept related to Spring, including reactive Spring.
5. Spring Framework 6: Beginner to Guru
This is one of the best-selling Spring courses at Udemy. With over fifty-eight thousand students, this course is for those individuals who want to master the Spring framework from the beginning. I particularly like the teaching style of John Thompson, who carefully explains all the associate concepts as well.In this course, you will learn spring framework, Spring MVC, Spring Boot, Spring Data JPA, Spring Mongodb, hibernate, and more.
Along with all the necessary spring concepts, there are two separate sections for reactive programming.
Requirements
It is a massive course with total video content of more than fifty-six hours. It is a beginner-level course.
Requirements
- Knowledge of Java.
- Knowledge of HTML, SQL, and databases is recommended.
It is a massive course with total video content of more than fifty-six hours. It is a beginner-level course.
6. Spring WebFlux Masterclass: Reactive Microservices
This is another excellent course to learn Reactive Microservices with Spring WebFlux on Udemy. This course is also for those individuals who want to understand the essentials of Spring core. Along with various essential concepts and real-time examples, this course also nicely covers reactive programming with Spring.It is a relatively short course with total video content of eight and a half hours. It is an intermediate-level course and requires basic knowledge of Java and spring highly recommend this course if you want to build highly scalable and resilient Microservices with Spring WebFlux / Reactive Stress.
Requirements
- Knowledge of Java and Spring is required.
If you are looking for a project based course to learn WebFlux and React Programming using Spring Boot then you will love this Udemy course by JavaGuides and Ramesh Fadatare.
This 34.5 hour long online course is one of the most comprehensive and up-to-date course to learn Spring and Spring Boot in 2025 as it not only cover WebFlux but also Spring Framework 6, Spring Boot 3, Spring Data JPA, and Spring Security.
The best thing about this course is that you will build a CRUD REST API for Employee Management System using WebFlux that's where you will learn Reactive Programming and WebFlux.
Apart from that it also got 4 more projects to each different areas of Spring like Registration and Login project to teach you Spring Security, a TODO Management project to teach yo Spring Boot, and Student Management portal to teach you Spring MVC.
The course will also teach you how to containerize Spring Boot application using Docker and how to deploy them. It also have a section on preparing you for Spring Boot interviews. Overall one of the best Udemy course to learn reactive programming with Spring and Spring Boot in general.
Talking about social proof, more than 10000 people have already joined this course and it has on average 4.6 rating which is amazing. If you want to learn Spring in depth, you can join this course to learn not just WebFlux but also other Spring framework components.
8. Redis & WebFlux: Scalable Reactive Microservices by Vinoth Selvaraj
If you are looking for a course where can use Redis and WebFlux to build a scalable and reactive Microservice then this is one of the best Udemy course to join.
Created by Vinoth Selvaraj, a Principal Engineer and AWS certified solution architect associate & Certified Kubernetes Application Developer, this course will teach you how to create scalable Microservices.
In this course, you will learn about Redis, Websocket, Spring WebFlux, Caching, and Reactive Microservice in depth. You will learn how to use Redis as a caching provider on Microservices and how to use Spring Data with Redix.
You will also learn how to implement PubSub model using WebFlux WebSocket and Redis PubSub.
Talking about social proof, more than 3,177 students have joined this course and it has amazing 4.7 rating from close to 200 raters which is amazing. If you want to learn how to create Microservices using Redis and WebFlux then you should join this course.
That's all about the best Spring courses to learn Reactive Programming and WebFlux. So these are the best courses to learn reactive Spring online. As mentioned earlier, there are very few resources to learn reactive programming with Spring.
Some of the courses in this article are solely dedicated to reactive springs, while others have reactive springs as a subsection. To learn reactive programming, you must have a proper understanding of Java and Spring. Most of the courses on the list have these requirements. So choose accordingly.
Other Spring MVC articles you may like to explore
- 10 Best Spring Framework Courses for Beginners
- 20+ Spring Boot Interview Questions for Java developers
- 15 Spring Data and JPA Interview Questions
- Top 10 Courses to Learn Microservices with Spring Boot
- 13 Spring Boot Actuator Questions for interviews
- Difference between @RestController and @Controller in Spring MVC?
- How Spring MVC works internally?
- What is the use of DispatcherServlet in Spring MVC?
- How to enable Spring security in a Java web application?
- Top 15 Microservice Interview Questions with Answers
- 20 Spring Boot Testing Interview Questions with Answers
- How to limit the number of concurrent active sessions in Java web app
- How to implement LDAP authentication in the Active directory
- 15 Spring Cloud Interview Questions with Answers
- How to get ServletContext object in Spring controller
- 10 Advanced Spring Boot Courses for Experienced Developers
- 17 Spring AOP Interview Questions with Answers
Thanks for reading this article so far. If you find these best Reactive Spring and Spring Boot + WebFlux online courses useful, please share them with your friends and colleagues. If you have any questions or feedback, then please drop a note.
P. S. - If you are keen to learn the Spring MVC framework and become a full-stack Java developer but are looking for a free online course, you can check this Angular and Spring MVC course on Udemy. It's complete, and all you need is a free Udemy account to join this course.
2 comments :
Is there any interactive course to learn Web Flux and Reactive Spring coding? I am looking for a course where instructor teach me how to write reactive code by building a project, I am ready to pay $100 but I am not finding such courses, please help
Also, do you take any personal tuition, or you recommend any person tutor for Spring framework classes?
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