E-commerce Website Development

I need a website developed to sell my products online. The platform should be user-friendly and responsive, with a modern design to attract potential customers.

Key Features:
- User registration and login
- Search functionality
- Online payment processing
- Automatically update inventory levels

Please make sure the design includes easy navigation, product categorization, and a smooth checkout process. I also need the site to be search engine friendly, with good SEO practices implemented.

Ideal Skills and Experience:
- Proficiency in e-commerce website development
- User interface and user experience design
- Payment gateway integration
- Inventory management system implementation
- SEO best practices

Please provide examples of similar projects you've worked on. Let me know your proposed timeline and budget.