Eye-Catching Thumbnail Designer for Finance Channel

I'm seeking an experienced thumbnail designer to create engaging thumbnails for my YouTube channel, which focuses on trading and finance.

Requirements:
- Thumbnails should include:
- Graphs and charts
- Photos of myself or other traders
- Text with eye-catching fonts
- Use of a bright and colorful color scheme

Ideal Skills and Experience:
- Proven experience in designing YouTube thumbnails
- Strong design skills with a portfolio to showcase
- Ability to incorporate specific elements like graphs, photos, and custom fonts
- Understanding of YouTube's algorithm and what attracts clicks in the trading/finance niche

Please provide samples of your previous work in your bid.