Content Creator/Course Content Creator

I'm looking for a course content developer who can develop and post-course content for a learning platform courseunits.com. I will pay per completed course. The courses should cover areas such as;
-Word/Excel
-Business
-Finance
-Technology & Web
-Programming Languages
-IT And Software
-Web Development
-Finance & Accounting etc

You will be required to do high-quality video/pre-recorded videos together with some notes and upload the same to the portal www.courseunits.com