Hello,
I have checked your requirements.
I have expertise on custom Php and WP/WooCommerce, and CSS3, Html5, js, AngularJS, NodeJS, BackboneJS, jQuery and in-depth working experience in custom plugin development, WP theme customization, payment gateway or any other API integration,
Please take a look at my profile or google "mrphpguru" to know more about my expertise.
Please provide me your available timings to discuss further.
Feel free to ask me anything regarding this issue. I would like to hear from your end.
Regards