java-expert

Create Spring Boot 3 microservices with Hibernate, Spring Security, and Testcontainers.

6|Updated Jan 6, 2026
One-click install
npx skills add https://github.com/NachoOsella/DotFiles-V4 --skill java-expert-nachoosella
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: java-expert
Source: https://github.com/NachoOsella/DotFiles-V4/tree/main/pi/.pi/agent/skills/java-expert
Command: npx skills add https://github.com/NachoOsella/DotFiles-V4 --skill java-expert-nachoosella

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Expert Java development (JDK 17-21+) with Spring Boot 3, Hibernate, and modern JVM patterns. Use when you need to: (1) build microservices with Spring Boot, (2) implement modern Java features (Records, Virtual Threads), (3) design data layers with JPA/Hibernate, (4) secure applications with Spring Security, (5) optimize JVM performance, or (6) write integration tests with Testcontainers.

Core Features & Use Cases

  • Provides a ready-to-use Spring Boot 3 stack with Hibernate/JPA, security, and testing tooling.
  • Demonstrates modern Java features (Records, Virtual Threads) and data layer design patterns.
  • Use Cases: building microservices, API backends, and integration tests with Testcontainers.

Quick Start

Initialize a modern Java development environment with Spring Boot 3, Hibernate, and Testcontainers for microservices.

Frequently Asked Questions about java-expert

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build a microservice with Spring Boot 3 and secure endpoints?

You can build a microservice with Spring Boot 3 using a ready-to-use stack that integrates Spring Security for secure endpoints and Hibernate for robust persistence. It provides clear templates and best-practice guidance for microservice architectures.

How do I set up integration tests for Spring Boot using Testcontainers?

You set up integration tests for Spring Boot using Testcontainers to provide automated testing across environments. This ready-to-use stack includes testing tooling that ensures robust persistence and secure endpoint validation.

Can I use Java Records and Virtual Threads in a Spring Boot 3 application?

Yes, you can use Java Records and Virtual Threads in a Spring Boot 3 application. This stack demonstrates modern Java features for JDK 17-21+ alongside data layer design patterns to optimize JVM performance.

What is the best way to design a data layer with JPA and Hibernate?

The best way to design a data layer with JPA and Hibernate is by applying the data layer design patterns demonstrated in this Spring Boot 3 stack. It provides templates for robust persistence required by data-layer-heavy applications.

Do I need JDK 17 to start a modern Spring Boot 3 stack?

Yes, you need JDK 17-21+ to start a modern Spring Boot 3 stack. This environment satisfies requirements for modern JVM patterns, Hibernate, Spring Security, and automated testing with Testcontainers.