Java Pro Development

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40k
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Architects and optimizes production-grade Java 21+ applications using Spring Boot 3.x and advanced JVM features.

This skill transforms Claude into a senior Java architect specializing in modern Java 21+ development, including Project Loom's virtual threads, pattern matching, and record classes. It provides deep expertise in the Spring Boot 3.x ecosystem, GraalVM native image optimization, and cloud-native architectural patterns like Hexagonal and Domain-Driven Design (DDD). Whether you are migrating legacy monoliths to microservices, optimizing JVM performance, or implementing robust CI/CD pipelines, this skill provides the implementation playbooks, testing strategies, and security best practices required for scalable enterprise systems.

Key Features

01Comprehensive testing patterns with JUnit 5, Mockito, and Testcontainers.
0240,391 GitHub stars
03Expert Spring Boot 3.x configuration, Security 6 (OAuth2/JWT), and Data JPA mastery.
04Cloud-native architecture design including microservices, DDD, and event-driven systems.
05JVM performance tuning, GraalVM native image builds, and GC optimization (ZGC/G1).
06Advanced implementation of Java 21+ features like Virtual Threads and Pattern Matching.

Use Cases

01Optimizing JVM performance and memory footprint for high-throughput enterprise workloads.
02Migrating Spring Boot applications to Java 21 to leverage virtual threads and Project Loom.
03Architecting scalable, cloud-native microservices with resilient distributed patterns and Spring Cloud.