Markus

Markus is a Java Champion, former Java EE Expert Group member, founder of JavaLand, reputed speaker at Java conferences around the world, and a very well known figure in the Enterprise Java world.

Munich, Germany Joined on Mar 26, 2024 https://www.the-main-thread.com/

Work

IBM Research

Markus

Sep 21

Quarkus Banner Studio: Build ASCII Art Banners with Qute and FIGlet

#java #quarkus #ascii #banner

12 min read

Markus

Sep 19

Remote, Office, and Work From Home: Three Different Worlds We Keep Mixing Up

#worklife #rto #office #wfh

5 min read

Markus

Sep 12

Mutation Testing in Quarkus: Go Beyond Code Coverage

#java #testing #pit #quarkus

8 min read

Markus

Sep 15

Your First Quarkus App: A Simple Java REST API in Minutes

#java #quarkus #rest

5 min read

Markus

Sep 14

Mastering Unicode in Java: Build World-Ready REST APIs with Quarkus

#java #quarkus #unicode

9 min read

Markus

Sep 14

My Journey with "Vibe Coding" and the AI Partner I Learned Not to Trust

#ai #vibecoding #ide

6 min read

Markus

Sep 1

Enterprise Java Supply Chains: Spring, Quarkus, Tanzu, and RHBQ Compared

#java #rhbq #tanzu #spring

10 min read

Markus

Sep 1

Choosing Your Fighter: Mastering @Qualifier in Quarkus CDI

#java #quarkus #cdi #qualifier

2 min read

Markus

Aug 25

Dynamic Role-Based Access in Quarkus: Fine-Grained Security Without Redeploys

#java #quarkus #rbac

12 min read

Markus

Aug 11

SFTP Meets PostgreSQL: Building a Smart File Upload System with Quarkus Dev Services

#java #nlp #ai #textanalysis

6 min read

Markus

Aug 9

Charting Twain: Building a Character Interaction Graph with Quarkus, OpenNLP, and a local Ollama Model

#java #quarkus #llm #ai

10 min read

Markus

Aug 11

Counting Millions of Things with Kilobytes

#java

6 min read

Markus

Aug 4

Build a Full-Stack Todo App with Quarkus, Panache, and Qute

#java #quarkus #todo #beginners

5 min read

Markus

Jul 31

Stop Leaking Stack Traces: Mastering RFC 7807 Error Handling in Quarkus

#java #rest #rfc7807

6 min read

Markus

Jul 30

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

#java #quarkus #ai #a2a

7 min read

Markus

Jul 23

Master AI-Powered DNS Lookups with Quarkus and Langchain4j

#java #dns #opensource #ai

5 min read

Markus

Jul 25

Mastering AI Tool-Calling with Java: Build Your Own Dungeon Master with Quarkus and LangChain4j

#java #dnd #aitools #aiml

7 min read

Markus

Jul 21

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

#java #quarkus #langchain4j

4 min read

Markus

Jul 15

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

#java #ai #langchain4j #tracing

12 min read

Markus

Jul 14

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

#java #quarkus #jvm #jmx

6 min read

Markus

Jul 13

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

#java #quarkus #docling #pdf

5 min read

Markus

Jul 11

Mastering Reasoning with Code: Chain of Thought Pipelines in Java

#javaai #agents #agenticjava

8 min read

Markus

Jul 11

Build an AI-Powered Document Assistant with Quarkus and LangChain4j

#java #quarkus #langchain4j #rag

4 min read

Markus

Jul 12

Building a Real-Time File Upload Progress Tracker with Quarkus and SSE

#java #quarkus #fileupload #progress

10 min read

Markus

Jul 12

Composite Keys in Quarkus: Building Smarter IDs with Hibernate and Panache

#java #hibernate #quarkus #compositekeys

9 min read

Markus

Jul 11

The Distributed Dragon Forge: A Hands-On OpenTelemetry Adventure with Quarkus

#java #quarkus #opentelemetry

5 min read

Markus

Jul 11

One Does Not Simply Build Memes with Java: Unless It’s Quarkus

5 min read

Markus

Apr 20

Level Up Your Java: A Developer's Guide to Agentic AI

#java #quarkus #agenticai #langchain4j

5 min read

Cover image for Spring Cleaning: Tidy Your Java Code & Maybe Your Framework? ✨

Markus

Apr 14

Spring Cleaning: Tidy Your Java Code & Maybe Your Framework? ✨

#java #programming #beginners #softwaredevelopment

5 min read

Markus

Feb 27

A Lean Decision-Making Approach for Choosing Java Frameworks with Architecture Decision Records

#architecture #adr #quarkus #spring

8 min read

Markus

Feb 24

Your First Open Source Contribution: A Beginner's Guide

#opensource #contributorswanted #beginners #tutorial

3 min read

Markus

Feb 23

Quarkus: A Lean and Agile Foundation for Enterprise Generative AI

#java #springboot #quarkus #ai

4 min read

Cover image for Use local AI Models easily for Development and Experimentation

Markus

May 18 '24

Use local AI Models easily for Development and Experimentation

#beginners #learning #machinelearning #programming

3 min read

Markus

May 17 '24

Use LLMs in Java. An example with Merlinite, Quarkus, and Podman Desktop AI Lab

#java #containerapps #llm #ai

4 min read

Forem

Markus

Badges

One Year Club

Writing Debut

Quarkus Banner Studio: Build ASCII Art Banners with Qute and FIGlet

Remote, Office, and Work From Home: Three Different Worlds We Keep Mixing Up

Mutation Testing in Quarkus: Go Beyond Code Coverage

Your First Quarkus App: A Simple Java REST API in Minutes

Mastering Unicode in Java: Build World-Ready REST APIs with Quarkus

My Journey with "Vibe Coding" and the AI Partner I Learned Not to Trust

Enterprise Java Supply Chains: Spring, Quarkus, Tanzu, and RHBQ Compared

Choosing Your Fighter: Mastering @Qualifier in Quarkus CDI

Dynamic Role-Based Access in Quarkus: Fine-Grained Security Without Redeploys

SFTP Meets PostgreSQL: Building a Smart File Upload System with Quarkus Dev Services

Charting Twain: Building a Character Interaction Graph with Quarkus, OpenNLP, and a local Ollama Model

Counting Millions of Things with Kilobytes

Build a Full-Stack Todo App with Quarkus, Panache, and Qute

Stop Leaking Stack Traces: Mastering RFC 7807 Error Handling in Quarkus

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

Master AI-Powered DNS Lookups with Quarkus and Langchain4j

Mastering AI Tool-Calling with Java: Build Your Own Dungeon Master with Quarkus and LangChain4j

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

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

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

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

Mastering Reasoning with Code: Chain of Thought Pipelines in Java

Build an AI-Powered Document Assistant with Quarkus and LangChain4j

Building a Real-Time File Upload Progress Tracker with Quarkus and SSE

Composite Keys in Quarkus: Building Smarter IDs with Hibernate and Panache

The Distributed Dragon Forge: A Hands-On OpenTelemetry Adventure with Quarkus

One Does Not Simply Build Memes with Java: Unless It’s Quarkus

Level Up Your Java: A Developer's Guide to Agentic AI

Spring Cleaning: Tidy Your Java Code & Maybe Your Framework? ✨

A Lean Decision-Making Approach for Choosing Java Frameworks with Architecture Decision Records

Your First Open Source Contribution: A Beginner's Guide

Quarkus: A Lean and Agile Foundation for Enterprise Generative AI

Use local AI Models easily for Development and Experimentation

Use LLMs in Java. An example with Merlinite, Quarkus, and Podman Desktop AI Lab