Toptal

What would you prefer: adding a new feature to a very well working app with awful architecture, or fixing a bug in the well architected, but buggy, Android application? Personally, I would definitely choose the second option. Adding a new feature, even a simple one, can become very laborious in an app, considering all the dependencies from everything in every class. I remember one of my Android projects, where a project manager asked me to add a small feature—something like downloading data and displaying it on a new screen. It was an app written by one of my colleagues who found a new job. The feature should not take more than a half of a working day. I was very optimistic…

After seven hours of investigation into how the app works, what modules there are, and how they communicate with one another, I made some trial implementations of the feature.

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