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Using Domain Driven Design to Refactor Stripe Billing (bobkonf2026)
At the beginning of 2025 we started a large refactoring project to rewrite the billing engine powering Stripe Billing using Domain Driven Design. Bey…
7 months, 4 weeks ago
Run your own digital infrastructure using MirageOS unikernels (bobkonf2026)
MirageOS started more than a decade ago as a research project at University of Cambridge. Nowadays it provides various useful services, from web serv…
7 months, 4 weeks ago
Zuverlässig laden – Reactive Systems im Einsatz für E-Mobility (bobkonf2026)
Wer ein Elektroauto lädt, erwartet, dass alles einfach funktioniert: App öffnen, Ladesäule anschließen, Strom fließt. Hinter diesem scheinbar simplen…
7 months, 4 weeks ago
Zero Knowledge Proof? That Sounds Useless! (bobkonf2026)
To the contrary! Zero-knowledge proofs (ZKPs) let you prove that something is true without revealing why it’s true. That may sound like …
7 months, 4 weeks ago
Proofs for programs, programs for proofs (bobkonf2026)
Proofs about programs are great, but what happens if we let programs and proofs interact in both directions? Lean is both a programming language and …
7 months, 4 weeks ago
Programming Efficient Joins (bobkonf2026)
A relational join is a function that combines data from multiple sources and joins them by programmer-defined attributes they share. They are everyw…
7 months, 4 weeks ago
Git meets Linked Data – A Tale of an Unusual Architecture (bobkonf2026)
In 2025 we wrote a software system supporting an EU funded research project. What started as a run-of-the-mill client-server-database …
7 months, 4 weeks ago
Funktionale Programmierung für vielbeschäftigte Javaentwickler (bobkonf2026)
Seit Java 8 halten funktionale Konzepte zunehmend Einzug in die Java-Welt. Trotz moderner Features wie Lambdas, Pattern Matching, Records oder Sealed…
7 months, 4 weeks ago
Four Fascinating Programming Languages You've Probably Never Heard Of (bobkonf2026)
There’s a world outside of Java and C#. Well, you know there is, because you know there are JavaScript, TypeScript, Go, Kotlin, Scala …
7 months, 4 weeks ago
Bridging the Gap Between UX Design and Development: Atomic Design & Storybook (bobkonf2026)
We have the pixel-perfect designs, the implementation is done to the tee. And yet, a seemingly small change in the designs suddenly leads to huge dev…
7 months, 4 weeks ago