software developer with expert PHP skills to add forms features to existing wordpress theme site - must be Wordpress/plugins/PHP coding expert

I need a and PHP expert in wordpress -- PHP 5/7 is a must and you must know how to work with WORDPRESS api's and plugins You must be able to code in wordpress php!!!!!!!!!!!!! I need a website fixing , enhancing and improving with new features... (Budget: $210 - $850 USD, Jobs: CSS, HTML, PHP, Web Development, WordPress)