Apache, Nginx, Load Balancing, Server Scaling, DB Scaling, Magento, cake PHP, Zend Framework, PHP, WordPress, MySQL, jQuery, JavaScript, API, REST, SOAP, Module Development, Payment Gateways Module development/Integration, Shipping Gateways Module development/Integration, Magento ERP Module development/Integration, Magento CRM Module development/Integration

My Favorite stack over flow profiles.

http://stackoverflow.com/users/4668/alan-storm

http://stackoverflow.com/users/485589/vinai

http://stackoverflow.com/users/465971/ivan-chepurnyi