Skills & Certifications

Technical expertise built over 25+ years

AI & Vibe Coding

Claude Code Cline Codex Cursor Hugging Face LangGraph Langflow LangSmith n8n Ollama OpenRouter Qdrant RAG vLLM

Automation & Monitoring

Ansible Checkmk Grafana Home Assistant Home Automation InfluxDB Node-RED ntfy Prometheus Smart Metering System Monitoring

Cloud & Infrastructure

AWS AWS IoT Cloudflare Cloud Computing Docker Edge Computing Gunicorn Helm k3s Kubernetes Nginx OpenShift Terraform

Development & DevOps

Android Bash CI/CD Flask Git GitLab CI/CD Hugo Infrastructure as Code JavaScript Playwright Python Web Applications

IoT & Hardware

Arduino EnOcean KNX LoRaWAN Microcontrollers Raspberry Pi Single Board Computers

Security & Identity

Cloudflare Tunnel CSRF Protection EntraID Firewalls Keycloak OAuth2 Open-Source Software OWASP Rate Limiting TLS/SSL

Virtualization & OS

KVM Linux openDesk Proxmox Ubuntu VMware ZFS

Certifications

AWS Certified Solutions Architect – Associate

Amazon Web Services (AWS) · Feb 2025

Credential ID: 9b658bfd934240ddb11fe66de59e16fd

The Things Certified Advanced

The Things Industries · Jan 2021

The Things Certified Network Management

The Things Industries · Jan 2021

The Things Certified Security

The Things Industries · Jan 2021

Professional Development

Application Security Automotive Cybersecurity Professional Level 1 Foundation Autosar - Concepts and Strategies Brain Read CCNA (1-4) Conflict Management Design Thinking / Design Visualization Digital Communication in the Vehicle GDPR Advanced Idea Generation Introduction to Software Defined Vehicles (SDV 101) IT-Servicemanager (Basic) ITIL Foundation (v3) Leadership Through Words Making Complex Content Understandable Project Management Associate (IPMA-Level: D) Quality Management Systems Requirements Engineering Success Through Mental Strength The Power of Body Language Train the Trainer for internal experts

Languages

  • German: Native speaker
  • English: Business fluent (IT)

Awards

  • Retail Technology Award Europe (reta europe) Best In-Store Solution (Mar 2009)
  • Benchmark Employee of the Year Category "Innovation" (Dec 2013)