1- Install Wordpress and install WooCommerce and install plugin Sensei and other Some customize (Pictures, Pages, ...
2- create CV plugin to allow the visitor to upload their cv and there are check list to filter their skills and interest
3- Create testers to who interest that will recommend the training courses to enhace their skills and be ready to be hired.
4- allow the companies to test their employees and training them by the courses depend the skills required by company for each employee.
5- The courses and the test with fees or free depend.
6- Diagram and chats in detail will submit later after acceptance.
7- There many others requirement & plugins but the above are to start the website and will develop and publish later.