This is the code repository for Mastering Spring Boot 3.0, published by Packt.

A comprehensive guide to building scalable and efficient backend systems with Java and Spring

Mastering Spring Boot 3.0 is your gateway to building scalable and robust backend systems using the latest techniques. Penned by a seasoned software developer with 20+ years of experience in the tech industry, this book follows a hands-on, step-by-step approach to helping you understand Spring Boot concepts and apply them to real-world projects.

This book covers the following exciting features:

• Leverage reactive programming to build responsive and resilient applications
• Develop reactive and asynchronous RESTful services using Spring Boot
• Explore data management using Spring Data for both SQL and NoSQL databases
• Utilize the new features in Spring Boot 3.0 that facilitate containerization and orchestration
• Secure your Spring Boot applications using various authentication and authorization mechanisms
• Build robust event-driven systems by integrating Apache Kafka with Spring Boot

If you feel this book is for you, get your copy today!

All of the code is organized into folders. For example, Chapter02.

The code will look like the following:

/# Enable H2 Console
spring.h2.console.enabled=true

# Database Configuration for H2
spring.r2dbc.url=r2dbc:h2:mem:///testdb
spring.r2dbc.username=sa
spring.r2dbc.password=

# Schema Generation
spring.sql.init.mode=always
spring.sql.init.platform=h2

Following is what you need for this book:

If you're a Java developer eager to elevate your skills, then Mastering Spring Boot 3.0 is for you. Microservices architects, DevOps engineers, and technical leads who want to enhance their skills in building powerful backend systems with advanced Spring Boot features will also find this book useful. A foundational understanding of microservices architecture and some experience with RESTful APIs will help you get the most out of this book.

With the following software and hardware list you can run all code files present in the book (Chapter 1-9).

• Spring Security [Packt] [Amazon]

• Spring Boot 3.0 Cookbook [Packt] [Amazon]

Ahmet Meric, with over 20 years of Java development expertise, has excelled in various roles, including Senior Engineer, Tech Lead, and Head of Engineering. He has led software development and architecture, streamlining transitions to microservices in diverse domains such as aviation, fintech, and energy. His career has spanned multiple countries, including Italy, Turkey, the KSA, the USA, and the UK, enriching his approach with global insights. Known for his strategic prowess in modernizing legacy systems, Ahmet is a mentor and thought leader, constantly engaged with the latest industry trends. He resides in the UK with his family