Hi there Rachel, my name is Jaco Hendrikse, and I am a web/back-end developer from South Africa with 22 years solid experience in web applications ranging from small sites to large enterprise db-driven sites.
What I can provide is a database-driven application that allows you to log in as an administrator and maintain your categories / products in real time, adding photos, editing descriptions or pricing, etc. If required, I can add a shopping cart feature along with check-out and backend functionality for notifications to sales team of placed orders.
I would be happy to discuss your project with you and see exactly what your requirements are and what I can offer for you, I am confident that I can provide you a solution that would satisfy your needs and are looking forward to hearing from you!