E-commerce Branding Design

I need a creative designer to develop a cohesive brand identity for my e-commerce business. The project includes:

- A unique and memorable logo
- A double-sided business card
- A professional letterhead

Ideal skills and experience:
- Strong portfolio in branding and logo design
- Experience with business card and letterhead design
- Knowledge of design principles and typography
- Ability to create modern, vintage, or minimalist styles

Please share your relevant work samples.