IT Consulting

I’m Alexander Erben, a Cloud Engineer and Software Developer from Cologne, Germany.
I focus on designing, building and maintaining cloud infrastructures, mainly with Amazon Web Services but also on Google Cloud Platform. My skillset also includes backend development with node.js and Java. I’d be happy to hear from you! Do not hesitate to contact me via LinkedIn.

Cloud Architecture Consulting

Whether you are in the bootstrapping phase of your project or want to scale - I can help you out with your AWS or GCP projects.

Cloud Cost Optimization

Sometimes the costs for your AWS or GCP Cloud infrastructure can get out of hand. I'm happy to help.

Backend development

I offer backend development services for the Java platform and node.js


I'm also seasoned in debugging issues with legacy Java frontend and backend applications.



With the digital marketplace ImmoScout24 for residential and commercial real estate, we successfully bring together homeowners, real estate agents, tenants, and buyers – and we have been doing so for more than 20 years. With more than 20 million users per month on our website or app, ImmoScout24 is the market leader for digital real estate listing and search.


FLOWFACT ist eine Immobiliensoftware für das Management von Kundenbeziehungen. Ihr Marketing, Vertrieb sowie Kundenservice agieren auf einer gemeinsamen CRM-Plattform – völlig ortsunabhängig. So haben Sie eine 360-Grad-Sicht auf Ihre Kunden, können für das perfekte Kundenerlebnis sorgen und zusätzlich Ihren Arbeitsalltag erleichtern. Mit FLOWFACT bekommen Sie alles, was Sie für die Vermarktung Ihrer Immobilie benötigen.


UpperCampus is a career learning and success platform that bridges the gaps between the three stages of the student journey:

Exploration, Preparation, and Connection.

Questions? Want to connect?

You can send me a mail to connect with me via LinkedIn