This was Gusto's system graph. Each of the black rectangles you see here is a subsystem within Gusto's biggest Rails monolith, and the red arrows are where one subsystem talks to another. As our

Alex Evanczuk

Imagine you have a Rails monolith and want to add new functionality. Your options are to 1) continue adding to the monolith, or 2) create a new service. Which do you choose? What if there’s a third

Alicia Tran