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Code that only its author can understand efficiently is code that slows down everyone else. Readability is not a quality-of-life improvement — it is the property that determines whether your team can safely work in a codebase together.
Read moreYou hired a backend engineer in March. They left in November. You hired another in January. They left in September. The door keeps spinning and your codebase keeps paying for it.
Read moreRepeat clients are more profitable, less work to acquire, and usually better to work with than new ones. The contractors who build a base of them are playing a different game than those who do not.
Read moreInheritance hierarchies in Ruby tend to collapse under their own weight. Modules give you a way out, but only if you understand method lookup, hook methods, and where the pattern breaks down.
Read moreChoosing between synchronous REST and asynchronous messaging is not a matter of preference — it is a decision with direct consequences for availability, consistency, and operational complexity. Most systems need both, and the mistake is applying one where the other belongs.
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