A broker is a person or firm who arranges transactions between a buyer and a seller for a commission when the deal is executed. A broker who also acts as a seller or as a buyer becomes a principal party to the deal.
An IT developer is a person concerned with facets of the software development process, including the research, design, programming, and testing of computer software.
Retail Sales Representative responsibilities include: Greeting and directing customers. Providing accurate information (e.g. product features, pricing and after-sales services) Answering customers’ questions about specific products/services.