Hello,
I have gone through you job application and understand that you are looking to integrate two wordpress plugins, the plugin is that when a customer goes to checkout it suggests another product for a discounted price to add to their purchase and need to be added is the customer to be able to add new product in checkout from upsell, but also choose size and color right from checkout.
As I have extensive experience with web development, website design, graphic design, WordPress, PHP, MySQL, HTML5, CSS3, jQuery, Responsive HTML and Bootstrap etc. I am also expert at theme development, plugin development, PSD to WordPress, customization of WP core for development of custom modules and API's. I will provide you the responsive design with mobile friendly. I will delight to inform you that i can be your one stop solution for all the designing and development related needs.
<< Looking forward to hearing from you soon.
Thanks,
Peter