Quarkus

Build Your First AI Agent in Java: Quarkus, Langchain4j, and the A2A SDK

How to create a summarizing agent that speaks the A2A protocol and harnesses local or cloud LLMs

1 min ago •

Wielding the Quarkus CLI: Why Java Developers Should Embrace This Command-Line Power Tool

Simplify your Quarkus development, boost productivity, and free yourself from Maven vs. Gradle complexity with one unified CLI.

Jul 24 •

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Martin Stefanko

Smart Local AI Routing in Java: Build a Hybrid LLM Gateway with Quarkus and Ollama

Use LangChain4j, semantic embeddings, and Quarkus to route prompts to the best local LLM for coding, summarization, or chat without sending data to the…

Jul 23 •

Groan-Worthy Greatness: Build an AI Dad Joke Generator with Java, Quarkus, and Langchain4j

Learn how to wire up local LLMs with @RegisterAiService and bring some humor (and hands-on AI skills) to your Quarkus apps.

Jul 20 •

Building Smart Support: AI-Driven Customer Service with Java and Quarkus

Harness the power of LangChain4j, Ollama, and pgvector to create a reactive, intelligent support system.

Jul 19 •

Teaching AI to Remember: Inside a Java-Based Semantic Memory System

How Quarkus, LangChain4j, and pgvector power long-term memory for intelligent, context-aware conversations

Jul 18 •

Streaming Database Rows in Real-Time with Quarkus, Mutiny, and Hibernate Reactive

Learn how to stream PostgreSQL rows to your browser.

Jul 17 •

Build a Smart Credit Card Validator with Quarkus, Langchain4j, and Ollama

Validate cards like a bank, talk like a human.

Jul 16 •

From Black Box to Blueprint: Tracing Every LLM Decision with Quarkus

Build trust, traceability, and visual insight into your AI-powered Java apps using LangChain4j, Ollama, and CDI interceptors.

Jul 15 •

Disposable File Links with Quarkus

Ship a self-destructing S3-style file service in fifteen minutes with Quarkus, MinIO, REST, and plain Java.

Jul 14 •

JVM Inspector with AI: Build a Smart Diagnostic Tool with Quarkus, LangChain4j, and Dev Services

Combine the power of Java introspection tools with a local AI model to analyze running JVMs in plain English.

Jul 13 •

Taming Unstructured Data: From PDFs to JSON with Quarkus and Docling

Build a fast, scalable converter to turn business documents into structured data using Quarkus and Docling—perfect for RAG pipelines, search indexing…

Jul 12 •

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