Hi,
Good day to you!
l have read your requirement, i have good number of experience in developing iOS, Android, Web, Windows and Mac apps using Flutter, Dart. I can do this app in Flutter. In addition i have good experience in creating scaleable, maintainable project using clean architecture with BLoC.
I am an experienced app developer with 12+yrs of experience in Web, iOS, android and SEO development using PHP, .Net, Objective C, Swift, Flutter, and Android. I can give you a high-quality app to your fullest satisfaction.