MERN Stack Marketplace with Native React App

I'm looking for an experienced developer to create a comprehensive marketplace platform that connects individual and business buyers with various sellers. The project includes a website and a mobile application built using the MERN stack and Native React.

Website Requirements:
- Seller registration and management
- Payment processing
- Sales analytics

Mobile App Features:
- Push notifications
- User reviews and ratings
- In-app chat support

Ideal Skills and Experience:
- Proficiency in MERN stack (MongoDB, Express.js, React.js, Node.js)
- Strong experience in building mobile applications using React Native
- Expertise in payment processing integration
- Experience with real-time features such as in-app chat
- Knowledge of analytics tools and dashboard creation
- Strong UI/UX design skills to ensure a seamless user experience

Please provide examples of similar work done and a timeline for project completion.