I built Materia AI to solve a real problem I saw firsthand — messy menu and inventory management from my years working as a waiter. It's still growing. But somewhere along the way, I realized the backend pattern I kept reusing — the FastAPI structure, the AI service layer — was useful on its ow...
Source: [Dev.to](https://dev.to/gerale30/what-i-learned-turning-a-side-project-into-a-sellable-dev-tool-35ie)