As an experienced and adaptable developer adept in mobile app development with Flutter, I am confident that I can create the robust and intuitive Utility Bill & Rent Payment System you need. My skills align perfectly with your project requirements - the ability to develop the entire app, calling REST API, using Firebase, integrating Google Maps, and publishing on Playstore.
Having worked with MySQL extensively, I am well-versed in managing secure user authentication and transaction processing. My familiarity with different payment gateways and security protocols ensures smooth integration with various utility service providers for streamlined payments. Moreover, my experience in e-commerce projects attests to a deep understanding of user profile management and financial transactions.
Overall, I offer a comprehensive skillset, proven experience in mobile app development married with strong backend knowledge, commitment to timely delivery, and adaptability to new challenges - exactly what you need for your Utility Bill & Rent Payment System project. Look no further - hire me today and let's bring your vision to life!