Hi,
I have gone through your requirements you need a build shopping application and developing it won't be a problem as i have an experience of 5+ years in app developing. I'm gonna used flutter for completing your project as you have mentioned and if you want i can also do customization. I'm very much interested in working with you. . I’ve been dealing with potential clients for more than 5+ years from all over the world. I will deliver your project on time and up to your requirements, waiting for you to response.
My skill sets: Android Development, Mobile App Development, React Native, Flutter, iOS Development.
Thank you!