YouTube Video Editor & Thumbnail Designer for Kids’ Gaming Channel (Roblox)

I run a faceless YouTube channel (RoboKidsLabs) focused on kids' gaming & educational content. I'm looking for a long-term video editor & thumbnail designer who can:

Edit engaging 10-minute Roblox gaming videos
Add animations, effects, and captions to make videos fun & interactive
Create eye-catching thumbnails using bright colors & bold text
Optimize files for fast upload & high quality
Follow a consistent style & branding