Redirect will be resolved with many different ways, through JavaScript, or .htaccess need 5,10min on that and speed of website is not an easy task. it requred to re check the entire website, including your frondend and backend code, have to use caching to reduce Database disk reads, reduce the image sizes and reduce http request, minimizing your html code including css and js, reduce serve response to 200ms or below. like this is not an easy task but it's possible and required 5,10days work... and i will change you a little more.