Product Marketplace Setup

I'm seeking an experienced freelancer to set up a product marketplace for my existing business.

Key Requirements:
- Design and develop a user-friendly, scalable product marketplace platform.
- Integrate secure payment gateways.
- Implement robust search and filter functionalities.
- Set up vendor registration and product listing features.
- Ensure mobile responsiveness and SEO optimization.

Ideal Skills and Experience:
- Proven experience in building product marketplaces.
- Strong knowledge of e-commerce platforms.
- Proficiency in UI/UX design.
- Familiarity with SEO best practices.
- Background in integrating payment systems.

Please provide relevant experience in your application.