Startup Idea: Platform Connecting Independent Professionals with Potential Clients

Startup idea to develop a web and mobile application platform that bridges independent professionals such as engineers, doctors, lawyers, artists etc, with potential clients. The site would handle professional search, task assignment, task delivery and payment, all on the same online platform.

I am small business entrepreneur. I am interested for a web platform and mobile apps solution that bring different independent professionals in a common platform. Professionals like engineers, doctors, lawyers, artists etc. The platform help them to become registered professionals for that platform and the clients of in-need services look for their perfect professional from the online platform, then they contact with them and ask for the solutions. Every thing happen through the online platform from professional search, task assignment, task delivery and payment.