I'm expert in .NET and Java related technologies, an author of Sharp IMG Viewer desktop application for Windows. Sharp IMG Viewer is a resource explorer which lets to open images, extract from various sources, save images in other formats, view image properties including metadata, perform operations on selected images. Moreover, I developed Sharp IMG Viewer web site powered by Google AppEngine PaaS using Java [login to view URL]. Sharp IMG Viewer web site enables you to upload images and video files and post them to social networks, send by E-mail or SMS/MMS. Make phone calls online from browser using VoIP client on the Sharp IMG Viewer web site. In addition to phone numbers you can call to another Twilio client or SIP endpoint as well as accept inbound calls from other callers. Moreover, since video and audio conversations are enabled by Twilio, you can use real-time video infrastructure to communicate online.