Django's Wagtail CMS site developer

We are looking for a django expert who is good in developing django websites and who is open minded to help us develop a site using Wagtail CMS; Your responsibilities will be 1. integrate couple of bootstrap HTML files into the site, and Build a blog. 2. Build a user module for users to create an account to run their tests. 3. Integrate a payment gateway for the users to make purchase of the sites merchandise. 4. Enable registration and signing in module for the site users. 5. Enable multi-user module in the site. Mainly the sole purpose of the site is to create a user portal where by students can take tests . The admin should be able to update the site, the blog, page management, user management, tests management What I will provide; a. User Interface b. Test Server