new classified site

Greetings I am freelancer programmer, looking for a long-term development partner, to outsource my projects. As a start, I would offer a simple classified and sales portal (for classifieds, vehicles, and misc). The site should be self-managed by the users, with the following features: open features, available without registration - smart search - display results according to categories (for instance, for vehicles, display categories like: all, private, motorcycles, RV etc.). - results are displayed in an Accordion-like table (once the user click on a certain row, it expands to show the details and pictures of the record) registration-based features Sellers, job providers: - self-registration and log-in (email based) - Ads management (add new, edit, insert picture, removal) - Users will be required to pay for certain features, like: highlighted ad (color, priority) and image insertion Buyers, job seekers: - self-registration and log-in (email based). Altough subscription is not necessary (as data is available openly), registered users will have the benefit of email notification, special offers, etc. - Registered users can get email notifications about new ads which fit their searching criteria. general system features - unlimited users - paid banners and advertisements - QuickBook integration, or similar software - payment gateway (PayPal, etc) - platforms and technologies: PHP, CSS, JS, DHTML - the site should be secure, according to highest market standards Please bid only if you can provide relevant portfolio and proof of similar works. Please provide me with estimated time frame, and proposed work-frame. The bidder should be: reliable with an excelent English command costumer-satisfaction-oriented with a strong sense of standing in deadlines As a separate bid, you may include your offer for hosting the portal: at least 2GB space 99.9% up-time warranty SSL Certificate  Regards