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Nico Rimmele

KI-Vordenker & Technischer Leiter — treibt Entscheidungen, statt sie zu verwalten

Hamburg, Deutschland nico.rimmele@etrox.de

About Me

Principal Technical Consultant & Software Architect with 15+ years of experience. Currently leading technical architecture for a 60-person government project, driving technology modernization and AI integration initiatives.

Experience: 15+ years
Team Size: 60+ people
Focus: Architecture, AI/ML
Industry: Government, Tech

Featured Projects

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ITZBund Hamburg (Federal IT Center)

RIKO - Risk Management Web Application

Technical Lead & Software Architect

Risikomanagement-Anwendung für den deutschen Zoll (ATLAS-System). Klassifiziertes Behördenprojekt (VS-NfD). Technische Leitung und Architekturverantwortung für ein 60-Personen-Projekt. Vollständige Technologiemodernisierung von Java EE auf Spring Framework und Einführung von KI-Systemen.

Highlights

  • ✓ Technische Gesamtverantwortung für 60-Personen-Projekt
  • ✓ Vollständige Migration von Java EE auf Spring Framework

Tech Stack

Java Spring Boot React TypeScript Elasticsearch
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ITZBund Hamburg (Germany's Federal IT Center)

RIKO - Risk Management Web Application

Technical Lead & Software Architect

Risk management application for German customs (the ATLAS system, Germany's federal customs risk-management platform). Classified government project (VS-NfD — a German government security clearance level, roughly equivalent to NATO RESTRICTED). Technical leadership and architecture ownership for a 60-person project. Full technology modernization from Java EE to Spring Framework, plus the introduction of AI systems.

Highlights

  • ✓ Full technical ownership of a 60-person project
  • ✓ Full migration from Java EE to Spring Framework

Tech Stack

Java Spring Boot React TypeScript Elasticsearch
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virtual7 GmbH (Intern)

RAG Demo - LightRAG System

Entwickler, Architekt

Vom Rapid Prototype zum Pilotbetrieb: Selbst gehostetes RAG-System mit n8n, PostgreSQL und LightRAG. Entwickelt für datenschutzsensible Umgebungen ohne externe API-Abhängigkeiten. Befindet sich aktuell im Pilotbetrieb bei RIKO.

Highlights

  • ✓ Rapid Prototype: Von der Idee zum Pilotbetrieb
  • ✓ Self-hosted AI - keine externen API-Abhängigkeiten

Tech Stack

Python PostgreSQL pgvector Ollama LightRAG
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Key Certifications

iSAQB® CPSA-AL - Software Architecture Advanced Level

iSQI Group

PRINCE2 Agile Foundation

PeopleCert

CAL-E - Certified Agile Leadership Essentials

Scrum Alliance D-A-CH e.V.

iSAQB® CPSA-F - Software Architecture Foundation Level

iSAQB® – International Software Architecture Qualification Board

Want to see more?

Check out my full portfolio with detailed project case studies and complete skill overview.

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