Add profile README

README.md

@@ -1,16 +1,32 @@
-## Hi there 👋
+# Hey, I'm Stefan 👋
 
-<!--
-**skoelle/skoelle** is a ✨ _special_ ✨ repository because its `README.md` (this file) appears on your GitHub profile.
+Senior Software Developer & Software Architect based in Munich, with 20+ years of experience building and running microservices and IT architectures. Current focus: **.NET Core**, **Kubernetes**, and **AI-driven software development** (Claude Code).
 
-Here are some ideas to get you started:
+## 🚀 What I do
 
-- 🔭 I’m currently working on ...
-- 🌱 I’m currently learning ...
-- 👯 I’m looking to collaborate on ...
-- 🤔 I’m looking for help with ...
-- 💬 Ask me about ...
-- 📫 How to reach me: ...
-- 😄 Pronouns: ...
-- ⚡ Fun fact: ...
--->
+- **Architecture & Backend:** .NET Core (containerized), Clean Architecture, Microservices
+- **Infrastructure:** Kubernetes, Terraform, Azure (WebApps, Tables, Blobs), Docker
+- **AI-assisted development:** Claude Code for end-to-end delivery — from concept through documentation (Confluence, Jira) to production
+- **Observability & Ops:** Sentry, Loki/Grafana, Uptrends, Quartz.NET
+- **Search & Data:** Solr, vector search, MariaDB, InfluxDB, MongoDB
+
+Currently at **TENHIL GmbH & Co. KG**, responsible for migrating background workers to Kubernetes, building an MCP server for a ChatGPT integration, and establishing a production-ready AI development workflow for the team.
+
+## 🔭 More about me
+
+- 📄 My full CV & project portfolio: [stefankoelle.de](https://stefankoelle.de)
+- 🏠 I run an extensive homelab: Proxmox, Kubernetes, MQTT, InfluxDB, home automation, retro computing (Atari ST, Amiga, MiSTer FPGA)
+- 🐘 My software roots go back to 1992 (Pascal, Assembler, GFA Basic on the Atari ST)
+
+## 🔗 Links
+
+- 🌐 Website / CV: [stefankoelle.de](https://stefankoelle.de)
+- 💼 TENHIL GmbH & Co. KG
+
+## 📌 Pinned
+
+See pinned repositories below for current projects.
+
+---
+
+📫 Reach me via [stefankoelle.de](https://stefankoelle.de) (contact details in the imprint)