Enhancements to Existing Django website

Seeking a Django developer with previous Django experience to add features and capabilities to an existing web site. Must posses the following: * Proficient English and good communication. Must be responsive! * Proficient Django skills with previous Django experience * Ability to design clean and user friendly web interfaces * Ability to use good HTML and CSS standards * Knowledge of MySql, Sqlite, and jQwery * Proficient skills designing database indexes for performance * Ability to design and implement denormalized solutions for performance Please provide a sample of your work.