I have 7 years experience of Magento.
I have 30 projects done in magento.
Magento Frontend and backend customisation.
I have done Magento Custom module,Custom payment method,Custom shipping method.
Migration from Magento 1.4 to Magento 1.9
I have also work with magento SOAP api and custom api.
I have also develop POS System base on magento custom api.
I have develop Authorize net CIM Extension.
I have also work with AMAZON integration.
I have also work EBAY integration magento.
Also knowledge of Magmi.
Also knowledge of mailcheap.