Software that drives your business forward
Custom software development, architecture consulting, and AI expertise — for over 30 years.
From Concept to Solution
Every business is unique, and so are my solutions. Here's how I tailor my expertise to your needs.
Experience
In a free initial consultation, I get to know your business and challenges. I analyze your existing IT landscape, identify optimization potential, and understand your business processes in detail — as the foundation for a tailored solution.
Based on the findings, I develop a comprehensive IT plan. This includes system architecture, technology selection, and project planning — pragmatic, scalable, and precisely tailored to your business goals.
Together with my partner network, I implement the planned solutions — agile, transparent, and in close coordination with you. In short iterations, I deliver working results that you can test early and provide feedback on.
Comprehensive testing, code reviews, and performance optimizations ensure the solution is reliable and maintainable. After go-live, I support you with operations, monitoring, and further development.
Services
Custom Software Development
Custom software solutions that perfectly match your business processes. Modern, scalable, and maintainable.
Software Architecture & Consulting
Architecture reviews, technology consulting, and modernization of existing systems — pragmatic and results-oriented.
AI Consulting & EU AI Act
Deploy AI meaningfully and compliantly — from strategy through GDPR-compliant architectures to EU AI Act compliance.
AI Competency Training
Online AI literacy training per EU AI Act Art. 4. Interactive, with exam and certificate.
AI Assistants for Business
Intelligent AI assistants that automate your customer service, sales, and internal processes — GDPR-compliant and hosted in Germany.
Schedule a free consultation.
Developer
by Passion
My name is Norbert Rosenwinkel. Since 1995, I've been working in the IT world — and the passion for solving complex problems has never let me go.
Years IT experience
Personal Service
Experience
Quotation Platform
Reinsurance
Trading Platform
Energy Industry
Trade Fair Web Platform
Trade Fair Events
Azure Cloud Infrastructure
Cloud Infrastructure
AI Assistant for Business
AI AutomationWhat My Clients Say
"Mr. Rosenwinkel fundamentally modernized our legacy system landscape. His experience in software architecture and pragmatic approach made the difference."
IT Manager, Logistics Company
"The expertise in software architecture was particularly valuable in modernizing our trading platform. Professional and efficient."
IT Director, Energy Provider
"Thanks to crosslabs' AI consulting, we are well prepared for the EU AI Act. The training sessions were practical and easy to understand."
CEO, Mid-size CompanyCompliant from day one
Development & hosting in DE
Work directly with the expert
More Than Just Solutions
Scalable Through Partner Network
One dedicated point of contact, backed by a curated expert network. This is how I deliver larger projects too — without making you juggle five project managers.
Cost Efficiency
Through pragmatic architecture decisions and modern technologies, I optimize your IT costs.
Performance Boost
I boost the performance of your systems through targeted optimization and modernization.
Got
Questions?
I offer custom software development, software architecture consulting, and AI consulting including EU AI Act compliance. For larger projects, I draw on a proven partner network.
Yes, modernizing existing systems is a key focus. I analyze your current architecture and develop a pragmatic migration path.
I start with a free initial consultation, followed by analysis, planning, and iterative implementation. Agile methods and regular reviews ensure project success.
Yes. For larger projects, I work with a proven network of freelance developers, architects, and domain specialists. You always have one central point of contact — I coordinate the team, take responsibility, and make sure quality and timeline stay on track. Where it's a better fit, I also refer projects to trusted partners.
Yes, I offer AI literacy training to prepare your team for the EU AI Act. Interactive online courses with certification — available anytime.
The easiest way is through the contact form on this page, by email at info@crosslabs.com, or by phone at +49 511 60097700.
Yes, I offer a non-binding 30-minute initial consultation. Together, we clarify your needs and I show you the possibilities.