Amazon FBA Marketing, Social media, and general assistant

We sell several products on amazon and are looking for an experienced -self supervising- internet marketer to help us grow our brand on amazon.
* improve the quality of our listings by optimizing content,keywords, images, and format for higher conversions
*Manage the content on our Shopify store
*Manage our brand Facebook page and create/schedule engaging posts.
*Manage and optimize our Amazon PPC campaigns for increased sales and lower costs.
*Develop profitable Facebook and other campaigns such as google or Instagram marketing to drive traffic to our amazon listings and track and improve profitability.
*Follow up on customer inquiries and problems
*Monitor and improve our customer follow up emails.
*Develop profitable ways to grow a targeted email list and help create an email sales funnel to increase sales.
* find and approach special interest groups or bloggers to test our product and increase awareness of our products.
* come up with new ideas to increase sales or
*Monitor our inventory and help schedule product purchases.

Ideally you should be familiar with the amazon listing format and Seller Central.