Rails - The Missing Parts - Interactors | Grouper Engineering BlogHere at Grouper, we’re long-time users of Ruby on Rails – along with other New York startups like RapGenius and Kickstarter. It’s simple to pick up and is optimized for developer productivity. However, people have started noticing the downsides – once codebases evolve past a few thousand lines of code, test suites often become sluggish and the framework load-time increases. We’ve come to realise i
