Complete Cross-Platform Purchase-Enabled App

I already generated an initial codebase with Claude—part React-style JSX components and part .NET MAUI C#. It runs, but the AI left several inconsistencies and half-wired features. I now need an experienced... (Budget: $250 - $750 USD, Jobs: Android, Android Studio, Documentation, iOS Development, iPhone, Mobile App Development, Mobile App Testing, PHP, Visual Studio, Xcode)