Professional Marketing Designer Needed

I'm in need of a skilled designer who can create banners, newsletters and social media posts for my brand. The designs should adhere to a professional and corporate style.

Key Requirements:
- Experience in designing corporate marketing materials
- Ability to create modern, clean designs within a corporate framework
- Strong portfolio of social media design
- Excellent understanding of visual communication

Branding:
I currently do not have specific brand guidelines or color schemes, so I will need your expertise in this area.

Skills and Experience:
- Graphic Design
- Social Media Marketing
- Brand Development
- Visual Communication

Please share your relevant experience and portfolio.