There’s hardly a tech entrepreneur who has never heard of microservices, an emerging style of application development. However, with all the tech disruption, most concepts don’t go beyond a buzzword. So microservices architecture can ring as yet another overhyped idea to most of us. Okay, Netflix, Amazon, eBay have migrated to microservices. So what? What can beat the good old monolith? Life can. New business reality asks for more flexible, resilient, fault-tolerant, device-agnostic solutions, where complexity is an intrinsic hallmark of a system excellence. And the first step to excellence is awareness. In this post we’ll make a brief introduction to microservices architecture (MSA): its essence, good and bad, whether you need it, and how to implement it.