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#Arquitetura

Hiding the menu is not access control: how I built modules each customer can switch on and off

A small shop does not want to see commissions, invoicing and a customer portal on day one. Letting e...

A webhook is not a source of truth: what I learned integrating electronic tax invoices

Tax invoices are processed in the background: you issue one, get 'processing' back, and the authoriz...

My second SaaS started from the code of the first: what I could reuse and what I had to rewrite

Oficina Simples was born as a fork of Estoque Simples. Login, plans, billing, privacy compliance and...

Technical debt is not about ugly code — it is about decisions nobody revisits

Every team calls "technical debt" the code it does not like to look at. But real debt is not aesthet...