Best practices for Mastering AI Agents, Subagents, Skills & MCP
Master AI agents with 5 developer best practices for building scalable architecture with MCP, subagents, context isolation, and guardrails.
Jonathan Vila
30 articles
DevBcn, the developer's conference in Barcelona
Register for the developers' conference in Barcelona next June, with Java, AI, Cloud, Frontend and Managing.
Windsurf AI and SonarQube The Dream Team for AI Code Quality
Boost your Windsurf AI Java coding! 🚀 Learn how to use Skills and MCP to connect SonarQube directly to your IDE for high quality code. 💻✨
Claude Code SonarQube MCP: A Java Developer’s Workflow
Stay in the flow with the Claude Code SonarQube MCP integration. Verify Java code, fix security issues, and check quality gates directly …
SonarQube AI Code Assurance & MCP: Auto-Fix Java (Part 4)
Secure Java projects with SonarQube AI Code Assurance. Use AI CodeFix and the MCP Server to auto-remediate technical debt instantly.
How to choose your LLM without ruining your Java code
In the AI LLM ecosystem (Anthropic, OpenAI, Google, ...), if the code compiles and does what we asked is just level 1. I have been analyzing …
Stop the trojan horse in your pom : SonarQube Advace Security
Your code is safe, but are your dependencies? Part 3 reveals how SonarQube Advanced Security detects hidden CVEs, manages licenses, and …
Java developer's guide : Sync Rules & Stop CI Failures
Eliminate "works on my machine" issues. Learn to sync SonarQube for IDE with the cloud, catch taint security flaws, and customize Quality …
SonarQube for IDE in IntelliJ: The Ultimate Java Developer’s Guide
Stop fixing bugs on weekends. Learn how to use SonarQube for IDE (formerly SonarLint) in IntelliJ to catch Java errors and security risks in …
The 5 Knights of the MCP Apocalypse 😱
AI MCP is awesome to connect our Agents to real time data, but also open a dangerous door to security threats
A Guide to SonarQube MCP Server on IntelliJ
You have an AI-powered assistant to help you out. SonarQube MCP Server comes in. Let's dive into how this cool new MCP can supercharge your …
Sonar Connect Zurich
Sonar Connect Zurich: Maximize the ROI of your generative AI projects Where? AWS Offices Event Space - Marsstrasse 2, 8002 Zurich, …
Let's create an AI MCP server with Quarkus
MCP overview, benefits and challenges and a concrete example of creation of an MCP server using Quarkus and using it from the IDE.
7 habits of Highly Effective Java Coding
Habits to work with the AI to write code that's actually good—solid, secure, and won't give the next person on your team a headache or your …
AI4Devs - Schedule published
We are happy to announce the Schedule for AI4Devs. Talks 50% live coding showing libraries in Python, Java, Kotlin, Data Science and …
AI Gives Time, Not Confidence: Developer Productivity Toolkit
By offloading some of that work to AI, you get more time and energy to focus on the truly challenging and rewarding parts of software …
Foojay Podcast #77: DevBcn Report, Part 2 – Spanish Knowledge Sharing
This is the first Foojay podcast in Spanish. It's also the shortest one and the final of season 4 ;-) Jonathan Vila "highjacked" the …
Java 22 to 24: Level up your Java Code by embracing new features in a safe way
By embracing the new features in Java 22, 23, and 24—such as unnamed variables and patterns, Markdown in Javadoc, the Class-File API, and …
Foojay Podcast #76: DevBcn Report, Part 1 – Learn from the Community
In early July, the DevBcn conference in Barcelona featured a diverse lineup of speakers, covering topics across multiple technology domains. …
New AI Conference For And By Developers
AI4DEVS, September 19 in Amsterdam, is created for and by developers working with AI technologies.
Sonar Connect Amsterdam 2025
Sonar Connect Amsterdam : learn about code quality and code security specially when using AI generated code.
AI-Driven Testing Best Practices
AI can generate tests, but the result is not totally reliable. This article covers best practices to incorporate AI into the test …
Code Reviews with AI a developer guide
Code reviews can be time-consuming and tedious. Let's explore their common pitfalls and how AI tools can revolutionize each phase of the …
Build local LLM applications with Quarkus, Ollama, Testcontainers
Explore how to combine Quarkus with Ollama, a platform for running AI models locally. We’ll also demonstrate how tools like Testcontainers …
Foojay Podcast #58: How Java Developers Can Secure Their Code
Three years after Log4Shell caused a significant security issue, we still struggle with insecure dependencies and injection problems...
Top Security Flaws hiding in your code right now
Let's examine the three most common injection attack types—SQL injection, Deserialization Injection, and Logging Injection—and discuss ways …
Ensuring the right usage of the Java 21 new features
How to ensure the right usage of the new version of Java 21, and improve performance and clarity in our code base.
More readability & less complexity with Java's Pattern Matching.
Increase readability, reduce cognitive complexity, and avoid bugs that are hard to spot with Java's Pattern Matching.
Builders, Withers, and Records - Java’s path to immutability
Immutability in Java with creational patterns Builders and Withers, along with a new type of immutable object in Java: Records.
Java top most detected issues
The most detected issues in Java projects by not following the clean code approach, and how to fix them with clear examples.