Product Documentation Creation with Videos

I need an experienced product documenter to organize and create comprehensive documentation for our knowledge base. The current documentation is scattered and not user-friendly for new and existing customers.

Requirements include:
- Organizing existing documentation
- Creating new step-by-step instruction guides
- Developing accompanying screencast videos with voiceover

Ideal Skills and Experience:
- Expertise in technical writing
- Proficiency in HTML
- Experience creating screencast videos
- Strong attention to detail and organization

Please provide samples of previous work.