YouTube Thumbnail Creation & Video Editing

I'm in need of a professional who is proficient in creating engaging YouTube thumbnails and video editing.

Key Responsibilities:
- Develop high-quality YouTube thumbnails that attract viewers and increase click-through rates
- Edit YouTube videos to enhance viewer engagement

Skills and Experience:
- Proficiency in graphic design software for creating thumbnails
- Skills in video editing
- Experience in creating YouTube thumbnails
- Familiarity with YouTube best practices to increase viewer engagement
- Ability to deliver work in a timely manner

Please provide examples of YouTube thumbnails you've created and videos you've edited in the past.