hi,
i'm 15+ years experienced with strong knowledge of API integration , Plugin development and designing,
i already did some amazon payment integration
see my few portfolio
**CSM and eCom**
Magento / zencart / nopCommerce / Prestashop / X-Cart /CS-Cart / OpenCart / oscommerce / WooCommerce / CubeCart / WPEC / Virtuemart / WHMCS / A2Billing / wp-invoice / classipress / Wordpress / ClientExec / Joomla
**Payment Gateway and Shipments**
ccavenue / firstdata / HDFC / ICICI / eway / bitcoins / stripe / Payza / InterSwitch WebPAY / voguepay / GTPay / ubawebpay / FXP / billdesk / ecomcharge / passcourses / PXPay / Jambopay / payex / ABF shipping / VTN / Iecpay / DRS EPP Registrar Module / virtual merchants / stripe / sagepayments / [login to view URL] / Braintree / 2checkout / saferpay / smoovpay / RDP / poli / CCNow / ePDQ / 2000charge / ebs / LLMerchant/ enets / ClickBank and etc
** A2Billing(VOIP) theme and payment integration
** Joomla RSform data Sync (xml feed) / GMap distance calculator
thanks
Senthil.R