ePub Conversion for Accessible Content

I need a skilled professional to convert a PDF document into an ePub format optimized for accessibility, with a specific focus on the needs of disabled readers.

Key Tasks:
- Extracting text and images from the PDF
- Organizing the content logically
- Creating HTML markup
- Formatting the content using CSS
- Validating the HTML and CSS
- Packaging the content into ePub format
- Adding relevant metadata

Your main goal will be to ensure that the ePub document is highly accessible to disabled people, while also incorporating a customized layout for the overall design. The freelancer should not use any conversion tool.

Ideal skills and experience for this job:
- Proficiency in HTML and CSS
- Experience with eBook formats, particularly ePub
- Understanding of accessibility standards and best practices
- Capability of creating a clean and customized layout
- Attention to detail in validating and packaging the content
- Prior experience in eBook conversion for specialized audiences, especially disabled readers, is a definite plus.