Optical Store Membership App Development

I need an app developer to create a membership app for my optical store with Silver, Gold, and Platinum tiers available via annual subscriptions and also in stock order like reading specs and goggle

Key Features:
- Membership Tiers: Silver, Gold, Platinum with various benefits
- Digital Loyalty Points System
- Appointment Booking
- Exclusive Offers & Discounts

Ideal Skills and Experience:
- Mobile app development (iOS and Android)
- Experience with loyalty programs and subscription models
- UI/UX design skills
- Ability to integrate secure payment gateways