Chosen links

Links - 28th January 2018

The well-factored approach to securing ROI on your service investment: part three

The right service boundaries hide complexity – domain and technical.

When designing services, it’s important to have the high cohesion of related concepts — things that change at the same time. Low (loose) coupling is about pulling unrelated concepts apart — things that can be built, tested, deployed, evolved and scaled independently. In a tightly coupled (tangled) system, introducing a simple change causes a ripple effect across the entire system; that can be very expensive.