Build a Flutter Mobile App (iOS & Android) for Existing Business Clients

We are Heartland Promotional Products, an established promotional products company serving business clients in Ohio. We are looking for an experienced mobile app developer to build Version 1 of a new client relationship application called Hit-Up Heartland... (Budget: $750 - $1500 USD, Jobs: Android, App Design, App Development, Flutter, Graphic Design, iOS Development, iPhone, Mobile App Development, Mobile Development, User Interface / IA)