Spring Boot 3 Microservices Course (2025) | Java 21 + Eureka, Feign, Resilience4j, API Gateway

Welcome to the Spring Boot 3 Microservices Full Course (2025)
In this hands-on course, we’ll build a complete, real-world cloud-ready microservices architecture using Spring Boot 3 and Java 21.

You'll learn how to implement essential microservices features from scratch, including:

-Centralized Configuration with Spring Cloud Config
-Service Discovery using Eureka
-Inter-Service Communication with Feign
-Circuit Breakers & Fault Tolerance using Resilience4j
-API Gateway Management via Spring Cloud Gateway
-Centralized Error Handling and much more

We’ll follow industry best practices using the latest tech stack to build resilient, scalable, and production-ready microservices.
Whether you're a Java backend developer, DevOps engineer, fresher, or software architect—this course gives you a step-by-step roadmap to mastering modern microservices in 2025.
Trust me—this project-based course will take your Spring Boot and Java microservices skills to the next level.
Don’t forget to like, subscribe, and hit the bell icon for more microservices and full-stack tutorials!

Let’s get started and build something powerful together.

Timecodes
0:00 | Introduction
8:05 | create git repo for config server
22:58 | create spring cloud config server
32:43 | create service discovery using eureka
46:34 | create mysql databases
50:40 | create customer service
1:24:40 | postman api testing
1:29:40 | Handle exception using RestControllerAdvice
1:49:14 | create order service
1:56:45 | ciruit breaker with Resilience4j configuration
2:16:35 | feign client - Interservice communication
2:37:10 | Handle exception thrown by customer service in order service
3:42:50 | create srping cloud api gateway

Microservices:

Full Stack List Playlist:

Java Full Stack Playlist:

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Git Repo for config server:

Git hub code link:

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#SpringBoot3 #Microservices #Java21 #SpringCloud #Eureka #FeignClient #Resilience4j #CloudConfig #APIGateway #FullCourse #JavaMicroservices #codefortechsolutions

[ManivannanBgi]

Thank you a lot. I had confusion and got stuck with integration of Resillence4J and handle. now it is very clear.

[jigsh]

very nice vedio, good for spring boot microservices in depth learning, , thanks

[mayankgupta]

look your way of talking is everything amazing but please zoom the screen while coding.. it's hard to see your screen

[РусланА-фн]

How is it done in real production - do I need to register a Config Server as a Eureka client if we have only one instance Config Server?

[amankumar-ktcu]

how many services is created in this video is working fine with gateway but if creating any other and doing same as for others it's not working (calling api from gateway) ...