Jakob Serlier - AI & Systems Engineer

Hi, I'm Jakob Serlier - I work on applied AI and platform systems in ambiguous, customer-driven environments, often under privacy, PII, and responsible data constraints.

Select Writings

Recent writings

Notes

Short updates, links, things shipped.

• Sketched an AGENTS.md context convention2026-05-21A small repo convention for persistent agent memory: AGENTS.md plus a .agents/ directory.
• Built a minimalist team tracker2025-10-14Tiny tool to keep each other in check on sports and activities.
• Launched Focus2025-10-12A small focus tool I shipped.
• Started KoppelWerk2025-02-07Kicked off KoppelWerk. (deprecated)

Projects

Nekode

Desktop pixel-art cats that keep an eye on your AI coding agents. Like Clippy, but useful.

Focus

A single-task focus timer. Built mostly to stop me context-switching.

Presidio-structured

PII de-identification for tabular and semi-structured data. I wrote the presidio-structured package for Microsoft Presidio.

Wekt Labs

Privacy-safe data infrastructure. A side project.

OpenAI Functools

Simplified generation of OpenAI function-calling JSON metadata. Public archive.

78% MNIST accuracy using GZIP

Image classification with GZIP compression and k-NN, in under 10 lines of code.