I need professional Shopify Store

I am looking for a professional Shopify store developer who can help me create a fully functional online store within my budget of less than $500. The main feature that I require for my store is payment gateway, upload products, integration to ensure smooth and secure transactions. As for the design, I am open to suggestions and would like the developer to provide their expertise in creating an attractive and user-friendly store. please share your previous work so i have idea. PLease share your previous work of Shopify store or u will redesign any shopify store pls share link.