As a Web Engineer for Yovigo, Inc. (Now VoltCommerce.com). I built numerous responsive themes and applications for the content management service (CMS) marketplace. The iPhone on the left shows a sample of backend user controls that I modified for best human computer interaction. The iPad on the right shows the theme Timber that I created for the CMS.  Here is a link to the Marketplace, below is a list of themes and applications I created for the CMS. 

Themes | Timber | Paseo Fresco | Mesa | Riviera

Applications | Yo Team | Hello Bar | SoundCloud | Spotify | Simple UpSell | Google Maps | Google Calendar