Employers will always look favourably on developers who can write testable code and unit tests for the code they have written.
Test Driven Development is an excellent way to do this, but difficult if you are learning on your own.
I think, creating your own app and getting it in the Play Store is the best way to learn. Start with the usual Todo app or weather app. And move up from there.
But do try and test your smaller methods.
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Employers will always look favourably on developers who can write testable code and unit tests for the code they have written.
Test Driven Development is an excellent way to do this, but difficult if you are learning on your own.
I think, creating your own app and getting it in the Play Store is the best way to learn. Start with the usual Todo app or weather app. And move up from there.
But do try and test your smaller methods.