Insights, tutorials, and thoughts on building the systems that power modern businesses.

Most European labs have digital tools but analog workflows. Here is where the real gaps hide, and what to do about them before your next audit.
Building maintainable software with clean architecture.
What European payment regulations mean for your SaaS.
How to reliably handle payment status updates.
How event sourcing transformed our architecture.
Lessons learned from scaling production systems.
Handling international payments in your application.
Ports and adapters for testable applications.
A practical guide to Command Query Responsibility Segregation.
Recurring payments made easy with Cashier Mollie.
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