Tasting notes and technical studies on the art of software engineering.
Tasting NoteHow we iterated the hardware of a GPS tracker for a Houston client's hotshot trailers: from an Arduino Nano out of memory to a commercial LilyGo board, by way of a custom regulator board and PCB, and the client's outside question that revealed months of unquestioned design decisions.
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Tasting NoteHow we migrated a 20-year-old legacy commission system with a total no-plan-B cutover: two systems running the same month, the recursive generational-director commission calculation, and the decision to understand the business before touching the code.
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Tasting NoteHow we migrated a client's legacy subscription engine to Killbill with zero downtime: a cold cutover instead of the incremental migration the docs recommend, the BigCommerce and Braintree integration, and the partial-payment problem Killbill couldn't solve alone.
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Tasting NoteThe story behind our name: Nitza Villapol's legacy on Cocina al Minuto and the recipe metaphor Richard Stallman uses to explain free software.
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