Human Body Spline Animation for Website

I am in need of a spline animation to enhance the hero section of my website's landing page. I already have the animation, and need to add certain hand movements in the said animation.

Key Requirements:
- Enhance a spline animation suitable for a landing page hero section
- Ensure the animation follows a minimalistic design approach
- Optimize the animation for smooth performance on a website

Ideal Skills and Experience:
- Proven experience in creating spline animations
- Experience with web optimization for animations

Please provide examples of similar work you've done in your proposal. Thank you.