Build a Website

I wan a website that should have the functionality like this website: [login to view URL] with a great admin panel that have admin with full power and manager, and data entery users. the users who want to post a project they should first buy packages or they can have manual payments like this website: [login to view URL] for more understanding of this please create an account as employer in [login to view URL] and goto packages for job posting. but it should be in a modern design and with html5 and css3 also the website should be responsive with all browsers and mobile devices should have the features like connection using social media (Facebook, twitter, linkedin) and google, hotmail,yahoo etc the development framework should be with Laravel 4.1 or Codeigniter