Dear,
I understood that you need an e-commerce apps (For smart devices and tablets) that connect and sync to eCommerce website.
I have long experience in PHP, MySQL, JQuery mobile, and eCommerce website development. You can view my portfolios in my profile and see that I completed websites related to eCommerce, mobile, and PHP/MySQL.
I also have good rate of delivering projects on time.
Waiting your feedback,
Regards,