Introduction Designing infrastructure for a small SaaS application is rarely about building the perfect architecture. It is about making conscious tradeoffs between cost, reliability, and complexity. In this article, we design a cost optimized 3-t...

Cutting your AWS bill by 50% sounds unrealistic. It isn’t. In most growing AWS environments, a 30–50% reduction is achievable without rewriting applications, migrating providers, or slowing down production. These savings don’t come from a secre...

Hey, a quick post. I’ve just pushed a live update related to the roadmaps on costlyfy.com1. The update includes: Updated and completed roadmaps resources Fixed bugs Added a new level of interactivity so you can track your learning progress Impro...

The illusion Since the popularization of AI up to today, every AI company has been trying to build a certain set of features and tools aimed at keeping people glued to that magical chat window for as long as possible. Not necessarily because of sub...

Somewhere in your account, EC2 instances are running with no traffic, no purpose, and no owner. They exist only because nobody had the audacity to delete them. They Were Never Meant to Survive These instances were born from lies. They were launc...

AWS costs can easily get out of control, especially as an application grows and teams keep adding new services. The good news is that most unnecessary spending comes from poor default decisions rather than real system requirements. In this article, w...