My name is Stéphan.

I'm a software engineer in the Netherlands. Find me on Mastodon, Codeberg, and GitHub, or you can send me email.

Whenever possible, I try to contribute back to the open-source community. The majority of this work is spare-time effort. If you appreciate any of my work, you can support me via Ko-fi or GitHub sponsors.

Articles I wrote: (RSS feed)

A 'small' vanilla Kubernetes install on NixOS

Getting to know all the moving parts in Kubernetes. |2025-11-17|

Using Nix flake inputs with PHP Composer

Exploring different ways to use private dependencies with Nix and PHP. |2024-02-17|

Using flakes for NixOS configurations

On combining flakes with auto-upgrades and private inputs. |2023-02-28|

diridp: replace access keys with public key crypto

A tool to use automatically rotating JWTs in your app to talk to external services. |2022-06-20|

A Nix terminology primer by a newcomer

Trying to explain terms and concepts used in the Nix packager manager. |2020-06-01|

A proposal for standarising a subset of JSON-LD

In order to reduce complexity of protocols built on top of JSON-LD, like ActivityPub. |2018-10-20|

IPv6 on production Docker

On manual routing in Docker, and using it to get IPv6 in containers. |2017-06-05|

Inside Docker’s Moby

A look at the VM inside Docker for Mac, and how to improve shared filesystem performance by using NFS instead. |2017-01-01|