I have worked with startups and large organizations in New York and California.
Lets do some projects.
webscraping, data science, machine learning, django...
architecture - MVVM and others, based on need
kotlin with solid OOP implementation
google sdks for android
views including complex views like recycle and custom views
opengl graphics, canvas, charting libraries
Attractive UI using layouts, typography, sizing, positioning and other metrics
rest api integration
room database, data binding, sqlite, mysql and others
Google Play Console integration and management