Hello,
I am full-time freelancer, I have gone through your project description I can do it. I am java expert developer with having a good knowledge and experience with App development.
I am Master of these skills C, C++, C# programming,windows desktop,App development,Python, Java, .Net, Software development, Software architecture .
I am always happy to work and help you.
I have completed a lot of projects with 100% client satisfaction and make them happy.
Further discussion will be through chat.
Thanks.