I will develop react native mobile app for ios android with API andfirebase integration


About this gig
Are you looking for a reliable React Native mobile app developer to turn your idea into a powerful iOS and Android application?
I help startups, businesses, and entrepreneurs build high-performance React Native mobile apps that are fast, scalable and ready for growth.
Whether you need a custom mobile app, MVP, business app, SaaS app, AI mobile app or cross-platform solution, I can help you bring your vision to life.
My React Native app development service includes:
- React Native mobile app development
- iOS and Android app development
- Expo and React Native Expo apps
- Firebase integration and authentication
- REST API and third-party API integration
- Stripe payment integration
- Push notifications
- Bug fixing and performance optimization
- Custom UI implementation
- App maintenance and support
Why choose React Native?
- Faster development and lower costs
- Single codebase for iOS and Android
- Faster updates and easier maintenance
- Scalable solution for startups and businesses
If you need a mobile app developer who understands your business goals and focuses on delivering a smooth user experience, send me your requirements and let's discuss your project before placing an order.
Get to know Thomas M.
React Native Expert, Building High Performance iOS And Android Apps That Scale
- FromGermany
- Member sinceJul 2026
Languages
English, German, Spanish, Portuguese
FAQ
Do you develop apps for both iOS and Android?
Yes. I build cross-platform React Native applications that work on both iOS and Android devices from a single codebase.
Can you integrate APIs and third-party services?
Yes. I can integrate REST APIs, payment gateways, Firebase, authentication systems, maps, chat systems and other third-party services.
Do you work with Expo?
Yes. I support both Expo and React Native CLI projects depending on your project requirements.
Can you fix bugs or improve an existing React Native app?
Yes. I can troubleshoot crashes, fix bugs, improve performance and optimize existing React Native applications.
Will I receive the source code?
Yes. You will receive the complete source code for your project upon delivery.
Can you publish my app to the App Store and Google Play Store?
Yes. Publishing assistance can be included depending on the package selected or as an additional service.
What do you need before starting the project?
Please provide your app requirements, features list, design files if available, API documentation and any reference apps you would like to follow.
Should I contact you before placing an order?
Yes. Sending a message before ordering helps ensure the correct scope, timeline and package selection for your project.
