Blog
Notes on payments, ticketing, product, and software.
- 5 min read
Building Invoicey: AI at the edges, rules at the core
Why I started a Czech-first invoicing app, how one strict schema became a real product, and where Invoicey stands at version 1.24.0.
- 4 min read
From four monitors to six
How I pushed an M3 Max beyond its native display limit—and why the six-screen cockpit is still unfinished.
- 11 min read
University after hours: from avoiding maths to enjoying data
How a decision made to avoid a maths entrance exam turned into two degrees completed around building NFCtron—and an unexpected interest in data.