React Native Conversion of Java Android App

I need an experienced React Native developer to convert my existing Android Java application into a React Native app. The primary function of the app is data processing and storage, with a specific focus on retaining the 'data synchronization across devices' feature.

Key Requirements:
- Comprehensive understanding of data processing and storage
- Proven experience in developing with React Native
- Ability to implement and ensure seamless data synchronization across devices

Your expertise in managing application data and content is essential. Please provide examples of similar projects you have undertaken.