Hi,
I have gone through your requirements and submitting my proposal with the details of the projects developed in various categories and technologies like "Social & Music", "Club Membership", "Parking Management", "Gym & Trainer Management', and single and multi-vendor eCommerce Website, Portal on 'Flutter', iOS, Android Mobile Applications in Native, React Native technologies.
I'm sharing a few URLs below for your reference to showcase our work experience:
➯ RONSPOT - Parking Management System