Required software development,Website Development freelancer for Development app clone + additional futures (application + backend) job

Our company needs app with addition futures, that will be described after the first stage implementation.
* The app should be developed to Android and iOS (cross-platform: Flutter/React Native/something else)
* Should be implemented the backend for the app (the developer should define the implementation and technologies that he/she will use for it)
* Design for the app will be provided after hiring the developer
* Experience in the banking/paying apps is big advantage!

Please, provide the price and time proposals!

Provided budget is for posting only. The budget will be updated after getting of the needed proposals.

Thanks a lot!

Skills & Expertise Required

software development Website Development