Projects
A mix of what I'm currently building and a selection of past production work — concrete projects with concrete stacks. Tap any card for the story behind it.
Current work
Marketplace modernization
In progresssince 2022 · current role
Leading the engineering on a digital marketing marketplace — page-by-page migration from a legacy MVC monolith to a modular Angular + .NET 8 architecture, with an event-driven fulfilment pipeline growing underneath.
- C# / .NET 8
- Angular
- Azure
- Service Bus
- MS-SQL
- MongoDB
- REST
- Event-driven
Details →
Whitelabel marketing portal
In progresscurrent role
An enterprise whitelabel of the marketplace — six live customer instances, each with its own SSO and full corporate identity, plus selective custom code where the base platform doesn't fit.
- C# / .NET 8
- Angular
- Azure
- OIDC / SSO
- Multi-tenant
- Theming
Details →
Selected past work
Interactive GIS planning tool
Past work2017 – 2022 · Regional direct-mail business
A web-based GIS planning tool the operations team used daily — OpenStreetMap-backed, with volume targeting, radius selection, and isochrone-based reachability.
- React
- TypeScript
- Java / JavaEE
- Tomcat
- OpenStreetMap
Details →
ERP-to-production-floor interface
Past work2017 – 2022 · Regional direct-mail business
A .NET module wiring the ERP directly to the production-floor machinery — including partner-operated machines for production outsourcing — so the order pipeline drove physical output without manual hand-offs.
- C# / .NET
- WPF
- Industrial interfaces
Details →
Distributor and customer portals
Past work2017 – 2022 · Regional direct-mail business
Two from-scratch web portals serving ~4,500 distributors and a regional B2B customer base.
- React
- TypeScript
- Java / Tomcat
- Go
- REST
Details →
Internal controlling tool
Past work2017 – 2022 · Regional direct-mail business
A .NET / WPF tool that gave the operations team quick, structured access to company numbers for ongoing planning.
- C# / .NET
- WPF
- MSSQL
Details →
Statutory health-insurance billing system
Past work2013 – 2017 · Custom-software house
A .NET billing platform used by most German statutory-insurance physician associations (KVs) — kept current with legal changes through regular releases, with per-KV customisations on top.
- C# / .NET
- WPF
- MVVM
- MSSQL
Details →
Pharma packaging template engine
Past work2013 – 2017 · Custom-software house
A Python-driven pipeline producing ready-to-print packaging and leaflet artefacts for pharma customers — automating Adobe InDesign and Illustrator at production scale.
- Python
- JavaScript
- Adobe InDesign
- Adobe Illustrator
- InDesign Server
Details →
Greenfield ERP — .NET edition
Past work2011 – 2013 · Software agency
Second greenfield ERP at the agency — a different customer in the construction industry, on a .NET stack instead of Java, with a shared technical lead role earned from the first project.
- C# / .NET
- WPF
- WCF
- IIS
- MSSQL
Details →
Greenfield ERP — Java edition
Past work2009 – 2013 · Software agency
First professional role: Java developer, later technical lead, on the greenfield ERP for Agentur Frey — the same customer I'd later join from inside.
- Java / JavaEE
- Glassfish / Payara
- IBM DB2
- Linux
Details →
Tinkering
Things I build outside the day job — for learning, for fun, or to stay current with parts of the industry I don't ship in production.
This website
In progresssince 2026
The portfolio you're reading — and a working demo of the AWS + Terraform + OIDC stack I'm sharpening on.
- Astro
- Terraform
- AWS
- GitHub Actions
Details →
AWS Lambda demo
Planned2026 — planned
A focused, production-grade event-driven service on AWS Lambda — the AWS deep-dive project.
- AWS Lambda
- TypeScript
- IaC
Details →