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More than just a cup of coffee, Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

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Mastering Spring Batch Job Parameters and Execution Context

Mastering Spring Batch Job Parameters and Execution Context

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2 min read
⚖️ Case File 4.1: The Efficiency Extortion

⚖️ Case File 4.1: The Efficiency Extortion

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3 min read
I built a Claude Code skill that scores your legacy Java code 1–100 and modernizes it to Java 21

I built a Claude Code skill that scores your legacy Java code 1–100 and modernizes it to Java 21

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3 min read
I built a multi-agent AI workflow with Claude Code + Java/Spring Boot (real-world experiment)

I built a multi-agent AI workflow with Claude Code + Java/Spring Boot (real-world experiment)

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1 min read
Testing and Debugging MCP

Testing and Debugging MCP

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4 min read
Singleton Design Pattern in Java — From Naive to Thread-Safe

Singleton Design Pattern in Java — From Naive to Thread-Safe

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3 min read
Day 1: Building My Smart Reconciliation and Audit System from Scratch

Day 1: Building My Smart Reconciliation and Audit System from Scratch

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2 min read
Mastering Spring Security Method Level Security

Mastering Spring Security Method Level Security

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2 min read
Trabalhando com mapMulti() – Transforme seus streams sem neuras

Trabalhando com mapMulti() – Transforme seus streams sem neuras

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4 min read
Spring Boot File Upload Performance Test: 7,500 RPM Benchmark

Spring Boot File Upload Performance Test: 7,500 RPM Benchmark

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7 min read
Building a live 3D globe of real time web traffic with Three.js and Server Sent Events

Building a live 3D globe of real time web traffic with Three.js and Server Sent Events

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2 min read
🚀 Day 31 of My Automation Journey – IntelliJ Setup, GitHub Copilot & Developer Tools

🚀 Day 31 of My Automation Journey – IntelliJ Setup, GitHub Copilot & Developer Tools

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2 min read
Why I Think Backend Engineers Should Start Paying Attention to Generative AI..

Why I Think Backend Engineers Should Start Paying Attention to Generative AI..

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2 min read
Vanilla JavaScript validators: the algorithms behind Spanish ID documents

Vanilla JavaScript validators: the algorithms behind Spanish ID documents

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4 min read
How to Create Immutable Class in Java: The "Stone Tablet" Approach

How to Create Immutable Class in Java: The "Stone Tablet" Approach

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3 min read
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