Build Online Dating Website for Startup

Seeking experienced Javascript / PHP / MySQL developer(s) to build full featured online dating website for a new startup. Scalability and efficiency as well as a rich and engaging UI are a must. A site map, detailed feature requirements and all Web UI (psd files) have already been completed. We are looking for a senior web developer with experience developing at least three major commercial websites. A degree in computer science is a huge plus. Preference will be given to developers with experience using well known PHP frameworks (CakePHP, Zend, CodeIgniter, Kohana, Yii). This website will involve integrating many third party components, writing complex matching algorithms, and designing and optimizing database schemas. Only candidates who can submit a detailed architectural design and development schedule will be considered.