Web app development - classifieds

I need custom bid for a web development of classifieds website, marketplace. Many features will be included: user profiles, search, browse, filter, settings, management pages, payment gateway, admin panel, 3 languages. Prefer developer with experience in classifieds development but all other if have skills may bid. Budget is a placeholder. Looking for a persons who want collaborate and open for new ideas. At least 40 bids please.