What I learnwhile building.
Notes on building products, technical and strategic: what worked, what did not, and what I only understood afterwards.
The checkout system got a second lifeMy checkout system got asked back. Five days this time, with merch. So I rebuilt it as a multi-tenant platform and spent the festival actually enjoying it, because I knew it would hold.engineering · 9 minBuilding a checkout system at 16800 people, a line that kept growing, and a checkout app nobody could stand waiting on. I was 16 and thought I could build something better. So I asked. What followed was a 1,000 CHF budget, a printer hack at 2 in the morning, and a TWINT button I forgot to build.engineering · 6 min