Web Application Testing and QA

I need someone with experience in web application quality assurance. And he must know Arabic Language The main functions of the application include user registration and login, search capabilities, and data entry elements. It's critical the successful freelancer can assure these functionalities work without flaw across Google Chrome, Mozilla Firefox, and Internet Explorer.
Your application should highlight your experience in a similar role where you've tested and assured the quality of equally multifunctional web applications. Expertise in browser compatibility testing is a must.