At FastRuby.io, we talk a lot about software quality. It’s how we determine whether a client is a good fit for an upgrade. The less technical debt a codebase has, the easier it is to maintain, and the more likely a Rails upgrade will go smoothly. But what determines whether software is “good quality”? In this article, we will talk about what software quality is, and explain the metrics that people use when talking about how to measure it.

At OmbuLabs, one of our specialities is upgrading Ruby on Rails applications through our specialized service called FastRuby.io. In this post, I want to share with you some of the things that I’ve learned while working on my first Rails upgrade client project as a less experienced Rails developer.