Computer Science based video tutorials

Hi, I am looking for people who can create video tutorials for my students. The topics can be anything that is pretty popular in the computer science or software engineering. For example, cloud computing, deep learning, a programming course, operating system course. Apart from this, you should convey good English speaking skills and should convey your thoughts easily. Also, for consideration, please send a sample video of 3-5 mins on any topic of your choice so that I can evaluate your teaching skills. If you cannot do this please do not bid. NOTE: You will have to create a high quality video(720p) The pay will be based on per hour of video content. Please create Entire course on certain topics. On average 4-6 hours of course content