Minimalist E-book Sales Website Development

I need a minimalist website developed for selling e-books. The site should allow customers to both download and read the e-books online.

Key requirements include:
- Simple, clean, and intuitive navigation
- Secure payment gateway integration
- User-friendly interface for both downloadable and online reading options
- Responsive design for mobile and desktop users

Ideal skills and experience:
- Proven experience in e-commerce website development
- Strong portfolio with minimalist design projects
- Proficiency in secure payment integration
- Knowledge of UX/UI principles for optimal user experience