Add test code to existing simple Rails project

We need an expert who is good at RSpec testing. The application we are now developing is a platform for engineers who is seeking jobs, just like a freelancer.com ## Model Mainly, we have 7 models. each model/controller have CRUD function(create, read, update, delete). I think structure is very simple and basic. User have 2 type, engineer and company. company accounts can create projects and engineer accounts can apply for projects. engineers can register their job experience as a 'works' at their user profile page. * User ( which has 2 type of user [ "company", "user" ] ) * UserProfile ( user has_one user_profile) * CompanyProfile * Project ( user has_many projects) * Work ( user has_many works) * ProjectApplicant ( middle model which connects user and project.) * Favorite (way to bookmark projects ) ## Requirement * Write successful test code examples for those 7 models and each [login to view URL] than 70% coverage, please. ( you can use [login to view URL] for calculate coverage) * Who have experience of RSpec * Who is good at communicate in English * Send codes via github. * Complete job within 1 day ## Required version Ruby 2.4.0 Rails 5.0.1 Note: Using RSpec is must for this project. If you want to check codes of this Rails project before accepting this project, please send me message. We'll pay you with milestone payment.