I can help you to add credit card functionality. I have experience in working with payment gateway API and managing accordingly. Let get connect so we can discuss more about this
Relevant Skills and Experience
PHP, Wordpress, MVC Framework(Codeigniter,Laravel) HTML, CSS, UI/UX, Mysql, jquery, javascript, HTML5/CSS3, AJAX, etc.
Proposed Milestones
$250 USD - Can discuss in chat