Jason provides engineering consulting as part of the Professional Services team. He helps Sencha customers to use best practices in designing, developing and testing their cross-platform apps, and gain competitive and financial advantages with the Sencha platform. He has spent most of his career on the bleeding edge of both mobile and web technologies for both client and server. Prior to Sencha, Jason spent four years working on the Dojo Toolkit helping to bring real-time communication to pre-HTML5 browsers using XMPP and Comet. Before taking a leap to work on first generation JavaScript frameworks, Jason spent six years as a lead engineer at Vodafone building a scalable back-end for the early days of the mobile web.