Build a custom windows based app (live video stream+live editing) + 1 play store app(very simple)

We want a custom windows based app. Its an informal that is wont be used at client side but in company office. we are looking for experienced freelancers only. The win based app must take the live stream from a google play app (our app only). Few features need to be incorporated in app. If you are onto website design and can explain how cloud based servers can used please mention. We will definitely like to work with one single company for future projects only. Formal agreement may also be signed or freelancer NDA. More details you provide the better will be chances. You are free to increase budget of course let us know what you offering. Please note this is not website designing but custom app project. please show your google play apps as well if you have as the custom windows app will work alongside our google play app. THANK YOU KEYWORDS (guessing): live stream, encoder, windows app, live video, filters, live video editing