Hello,
I read your requirement regarding Payment gateway integration. I can do this task with optimum time and price from Now.
I have more than 7 Years experience in PHP, JavaScript, CSS, HTML, Responsive, Graphic Design, User Interface / IA, Navigation Architecture, UI/UX, jQuery, Ajax, MySQL, OOPS, MVC, Yii framework, Laravel, and WordPress.
Hope I will get a positive response from your side.
Thanks and Regards,
Abhishek