Company and private Claude on one machine: the five-minute fix
Run a company and a private Claude Code account in parallel on one machine, without ever logging out. One environment variable, one directory per account, and a short alias to switch.
Software Engineer · OSS Creator · Speaker
I'm Christian and I develop software and products
I develop things for mobile, web and desktop, and I love to teach people about software architecture and quality.
Mostly building with
- Shopware
- Symfony
- Vue.js
- Docker
- Working at dasistweb – Shopware Agentur for e-Commerce
- Owner of Live Score GmbH for scoreboard graphics
- Maker of Trickbookz and Sightdeck AI
- Co-host of Shopcast.fm and creator of OSS projects
PHPSymfonyShopwareVueNodeJavaScriptSCSSDockerWebpackStrapi
PHPSymfonyShopwareVueNodeJavaScriptSCSSDockerWebpackStrapi
CypressRanorexPHPUnitPHPStanJestTestRailBuddy CIGitC#Swift
CypressRanorexPHPUnitPHPStanJestTestRailBuddy CIGitC#Swift
my coding style
Separation of concerns mixed with well-thought dependency injection on immutable objects that fail fast, used through their interfaces for real or fake integration, covered by a lot of unit & integration tests.
Recent Posts
Fresh thoughts on code, tooling and quality.
Setting up Sightdeck AI: a hands-on walkthrough
A step-by-step guide to wiring Sightdeck AI into your project: the desktop app, the skill, the self-installing bootstrap, and your first orchestrated tasks on a live board.
Building your own custom AI Skills for developers
Shape your own personal AI workflow with custom Skills. What a Skill actually is, how to write one, and a hands-on walkthrough of building a real one from scratch.
Open Source
Tools and frameworks I build and maintain in the open.
dockware
Easy plug'n'play Docker images specialized for Shopware. Made at dasistweb GmbH.
PHPUnuhi
Validation framework for translations. Maintain and verify translations as a developer or in your CI/CD pipelines.
squad-dns
Simplify local development with static domains that wrap tunnel services like NGROK, Cloudflare and more.
orca-build
Craft and maintain awesome Docker images with the power of a template engine. Made at dasistweb GmbH.
Mollie Pack for Cypress
Cypress actions for Mollie: fill in credit card data, set payment status and more on the Mollie sandbox pages.
Cypress TestRail
Automatically send test results from Cypress to TestRail with a simple, easy integration.
On Camera
Talks, sessions and a bit of fun.
Upcoming Events
Where you can catch me live.
| Event | Date | Location | Topic | Link |
|---|---|---|---|---|
| Mollie Dev Summer Session | 23 July 2026 | Amsterdam, NL | Agent-Driven Development: From Task to Tested Code | Register on website |