Good afternoon.
I can help solve your problem, I am a systems engineer, I work as a developer, I have experience in several languages, including development in Android, which are useful to carry out the project you need, want to know more detail what your needs are As well as the cost will depend on it, has made internal developments in my work and I do freelance work. I know and manage Material Design for Android applications, I have just finished some courses of an Android certification .. I am with your orders, any questions or comments let me know. I hope you have interest in my proposal, so we could talk more in detail.