Database modeller required.

Hello, We need a proficient database modeller/designer who can work on project requirements and produce a scalable and normalized database schema in mysql workbench. We make CRM, ERP, MIS, and other sorts of database applications for small and medium scale businesses in PHP and MySQL. So normalised and scalable database desgining with expertise in designing db structures which can handle large data is required. We can work on a hourly basis or fixed price basis.