Flex project video webcaster

Good day, I'm looking for someone to complete a couple of tasks in a Flex webcaster video, what I need to be completed is: - Load a languages via a XML file (you set the language in the config file and it will load the respective XML file into the application text. - Track some statistics on the users viewing the video, I will need the help of the coder to know what I can track with Flex. The app is already developed and you can see a screen of the app in the attachment. When bid please provide me the following: - The time to complete the software, - The programming language you will use to build the software. - If you can provide the software to others platforms like MacOS using Java for example. - Your portfolio. Thank you