Hello !
I am an android developer with 4+ years experience. I could make app according material design or using your own design, create custom elements. I have experience in commerce applications, working with maps, location, ads, payment and all other parts of android system. Also I have a high education in mathematics, so I have huge knowledge in creating and understanding math algorithm. Also I have experience in creating apps for phone, tablet and android TV. Also I have an google developer account, where one of the apps with open source, so you can check quality of my code.
Thanks !