Need CRM for e-commerce cash on delivery service

I am a Software developer with 7 years of experience in the development platform. I am Full-time Freelancer. I have worked with UI branding and custom UI controls I have worked with eCommerce apps, CMS, HMS, Custom Web Applications. I have worked with in-app maps and working with the native Maps app I have done Rest and Soap API integration with XML/JSON parsing I have experience of teamwork with SVN or GIT code management. I have experience of third-party API integration like Facebook, Dropbox, twitter, linked in, Payment Gateways Have you any concern? Please feel free to ask Areas of Expertise Xcode, Objective C + Swift, Apple push notification, Google cloud messaging, XMPP framework. Google Map SDK, Apple MapKit, GPS framework. Payment Integration, Paypal, Alipay Eclipse, Android Studio, Java, Native Android SDK, Phone and tablet programming. PHP, MYSQL, REST API, SOAP, Amazon Web services and Parse framework for backend development. PHP, Wordpress, Wix, eCommerce, Magento, Shopify, Django, Woocommerece, Joomla, OpenCart Laravel, BigCommerce, Angularjs Bootstrap, CSS, Codeigniter, Amazon Web Services SEO, Web push notification, Google cloud messaging, XMPP framework, Google Map, Apple MapKit, GPS framework. Flyers, brochures, postcards, one-sheets, posters, letterhead, business cards, brand guides Logos, Illustrations & clip-art Textile Designing, Clipping.