Flutter App Build & App Store Publishing

I'm seeking an experienced iOS developer proficient in Xcode and Flutter. I have the app code ready and all App Store requirements are satisfied. Your task is to build the app using Xcode and publish it on the App Store.

Key Responsibilities:
- Build the Flutter app using Xcode
- Publish the app on the App Store

Please note:
- No additional features need to be added to the app prior to publishing.
Ideal Skills:
- Proficiency in Flutter and Xcode
- Previous experience with App Store publishing
- Ability to conduct necessary testing before publishing

I have all necessary Apple Developer account details ready for publishing.