Hello, You are at right place!!!
i will do a all task in android studio like
- Adding a background job
- work with database
- integration google map google sign in
- add facebook signin facebook analytic or facebook sdk interration
- media app
- include all library into your project
- add mob integration
- integration all api in your app that using json or xml
If U want to build your app then What you have to do:
1) Write your functionality that you need in application.
2)if you draw your idea on paper and provide me its easy
3) If you have any reference application which is help me to understand your application features, you can give me it.
REMINDER: we can discuss pricing depending on the functionality and complexity of the application that you need.