B2B Retail App Development

I'm looking for an experienced developer to create a B2B retail mobile application for both Android and iOS platforms, along with an admin web application.

Core Functionalities:
- User Authentication: Secure login and user management.
- Product Catalog: Comprehensive listing of products.
- Order Processing: Seamless order management system.

Additional Features:
- Push Notifications: Keep users updated on important events.
- Advanced Search Filters: Enhance product discovery.

User Roles:
- Admin: Oversee the platform, manage users and products.
- Retailer: Access product catalog and place orders.
- Supplier: Manage their product listings and view orders.

The ideal candidate should have:
- Proven experience in mobile app development for both Android and iOS.
- Strong background in web application development.
- Familiarity with B2B platforms.
- Expertise in implementing secure authentication and robust order processing systems.
- Ability to integrate push notifications and advanced search functionalities.
- Excellent UI/UX design skills to ensure a smooth user experience.

Please include examples of similar projects you've completed in your bids. Looking forward to your proposals!