Firebase with Flutter: Production-Ready Best Practices

Firebase is the most popular backend for Flutter, but many developers fall into common traps. Here are my production-hardened best practices. For complex needs, I offer backend and API engineering.

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Always use Cloud Functions for sensitive business logic. Never perform critical calculations on the client-side where they can be manipulated. Also, implement App Check to verify that only your authorized app can access your backend resources. See how I secured the Ki-Sun app using these methods.

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