Vendor Controller Development for Event Planning Website

I am seeking an experienced backend developer to create a Vendor Controller for an event planning website. The backend will be built on MongoDB and should include the following key functionalities:

- Vendor registration
- Vendor authentication
- Vendor service listings

Additionally, the system should implement standard vendor access controls.

Ideal Skills and Experience:
- Proficiency in MongoDB
- Strong experience in backend development
- Familiarity with role-based access controls
- Prior experience in building vendor management systems would be a plus

Please provide examples of similar work done and ensure the solution is scalable and secure.