Minimalistic Photography Competition Posters

I'm seeking a talented graphic designer to create 5 minimalistic posters for a photography competition. The posters will be used on social media.

Requirements:
- Dimensions: Square (e.g., 1080x1080 pixels) and Vertical Story (e.g., 1080x1920 pixels)
- Key elements to include:
- Competition title
- Submission deadline
- Prize details

Ideal Skills and Experience:
- Proven graphic design expertise
- Experience creating social media content
- Strong portfolio showcasing minimalistic design

Looking forward to your creative solutions!