Upgrade & Enhance My 4-Year-Old React Native App -- 2

I'm seeking an experienced React Native developer to upgrade my 4-year-old app to the latest version of React Native and Node.js. The primary goal of this project is to introduce new features to the app.

Key Tasks:
- Upgrade the app to the latest React Native and Node.js versions
- Ensure the app is compatible with the latest iOS and Android devices

Ideal Skills:
- Extensive experience with React Native and Node.js
- Proven track record of app upgrades
- Knowledge of both iOS and Android compatibility requirements