Software developer working in a small fully-remote team together with close friend Markus Schirp and team leader Dan Kubb ('10-cup' in the transcript). Spoke at wroclove.rb 2019 setting the stage for Schirp's Mutant talk by presenting the team's axiom-driven development process. Team communicates only in writing — decided that talking, video conferencing, and standups hurt productivity. The axiom-based process evolved over years of discussion with Schirp and Kubb.