Quick Javascript task

Looking for an experienced Javascript developer to help me implement a new feature on my website. The ideal candidate will have a strong understanding of Javascript and be able to work quickly and efficiently.

Requirements:
- Experience with implementing new features in Javascript
- Familiarity with HTML and CSS
- Ability to work independently and meet tight deadlines
- Strong communication skills to ensure project requirements are met

Skills:
- Javascript
- HTML
- CSS

Bonus:
- Experience with any other Javascript frameworks or libraries


Full description of what I need is here:

https://docs.google.com/document/d/1rRJx2qr7IrzFVUXPnLDAv4FGQ9gx1OLE0ru33G12Avs/edit?usp=sharing