A back end service is what you can use to control your site like adding new products, adding images, changing site name etc.
Things like adding new items, changing images, changing site name etc.
Give us some links to sites that you like for design
Give us links to any existing site that is similar functionality wise
We are interested in becoming an outsourcing/affiliate partner, Even if you are an individual interested in partnering with us , we are open to that, just contact us at firstname.lastname@example.org to discuss it further.