Minimalistic Payment Processing Website

I need a website that mimics the Stripe payment method interface. The site should facilitate payment processing with a modern and minimalistic design.

Key functionalities include:
- Shopping cart
- User account management
- Payment gateway integration

Ideal skills and experience:
- Proven experience in building payment processing websites
- Strong UI/UX design skills for modern and minimalistic aesthetics
- Expertise in integrating secure payment gateways
- Familiarity with user account management systems