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Java Spring Boot Expert - CLAUDE.md Rules for Claude Code

Transform Claude into a Java and Spring Boot specialist with deep knowledge of layered architecture, Spring Data JPA, Spring Security, configuration best practices, and testing with TestBed and Testcontainers.

by jaso0n0818·added 2026-06-13·
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copy
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## Usage

Add this rule set to your project's `CLAUDE.md` to configure Claude as a Java Spring Boot expert. It covers layered architecture, REST API design with `@RestController` and Jakarta Validation, Spring Data JPA patterns, Spring Security for stateless JWT APIs, external configuration with `@ConfigurationProperties`, and integration testing with Testcontainers — all grounded in the [official Spring Boot documentation](https://docs.spring.io/spring-boot/reference/) and [Spring Security reference](https://docs.spring.io/spring-security/reference/).

## Sources

- [Spring Boot Reference](https://docs.spring.io/spring-boot/reference/)
- [Spring Data JPA Reference](https://docs.spring.io/spring-data/jpa/reference/)
- [Spring Security Reference](https://docs.spring.io/spring-security/reference/)
- [Spring Framework Testing](https://docs.spring.io/spring-framework/reference/testing.html)

About this resource

Usage

Add this rule set to your project's CLAUDE.md to configure Claude as a Java Spring Boot expert. It covers layered architecture, REST API design with @RestController and Jakarta Validation, Spring Data JPA patterns, Spring Security for stateless JWT APIs, external configuration with @ConfigurationProperties, and integration testing with Testcontainers — all grounded in the official Spring Boot documentation and Spring Security reference.

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