I am an android developer, I have more than 3 years of experience in this field and as per your required definition, I can fulfill your requirement.

 Following are a list of the project developed by me...

1. Jamrush delivery solution courier based application in Android using MySQL database.

(https://play.google.com/store/apps/details?id=com.courier.hp.login_activity)

1. Study for future application in Android using MySQL database.

(https://play.google.com/store/apps/details?id=com.nandroidex.learning_app)

3) ISEBD E-learning based application in Android using MySQL database

4) Set live wallpaper(Set live wallpaper, display Google advertise from Admob, download wallpaper from server)

 5) Food Factory Restaurant application (manage payment vollete, offers, online payment, track delivery boy)

 6) Digital class online tutorial (student-teacher can communicate via video call)

 7) Exam Seating arrangement(college,school,Gov.exam etc)

and so more. you find us on play store...

Technically I have the following knowledge,

1) Web services/ Web API

2) SQLite database

3) UI/UX designing

4)Google map and other inbuilt API integration

5)Payment Gateway Integration (paypal,dabitcard,upi)

I positively believe in client satisfaction and manage proper deadlines. Knocked me if you find me well, I am sure you are satisfied with my work in this project, another discussion project/amount in private chat.