setting up a mobile Application on the App Store and Google Play Store. -- 2

I am looking for a freelancer to help me set up a mobile application on the App Store and Google Play Store. The application I have in mind is a courier app.

Design/Wireframe:
- I already have the sourcecode

Functionalities/Features:
Cpanel setup and configuration.
Splash screen changes
Flutter admin panel setup
Landing page setup
App name changes
Package bundle id changes
App icon changes
App color changes
App font changes
Upload app in AppStore
Upload app in Playstore
Configure OneSignal
Configure firebase
Configure the google map key

Ideal Skills and Experience:
- Experience in mobile app development and deployment on both App Store and Google Play Store.
- Proficiency in designing and implementing the specific functions requested.
- Strong attention to detail and ability to follow design and wireframe specifications.