Maya Chen

Prompt engineering is a real skill with real limits. Understanding why it works helps you know exactly when it will stop.

Persistent database connections feel efficient. In many real-world systems, they quietly become your most expensive resource.

A vector is a list of numbers. That's it. Yet embeddings power semantic search, recommendations, and translation. Here's what's actually happening.

The padlock tells you your connection is encrypted. It says nothing about whether the site on the other end is trustworthy. These are very different things.

Compiler warnings aren't noise. They're a static analysis tool you're already running, for free, and most teams treat them like spam.

Bigger AI models get the headlines, but smaller ones often do the actual work. Here's why compression makes models faster, cheaper, and sometimes smarter.

A green checkmark on your CI pipeline doesn't mean your software works. It means your tests passed. Those are not the same thing.

The Sam Altman firing wasn't a corporate soap opera. It was a stress test of what happens when a nonprofit board tries to control a $90 billion company.

Discord stores billions of messages, but its fastest reads deliberately ignore most of them. The architecture behind that tradeoff changed how engineers think about data.

Async code reduces wait time and increases cognitive load at the same time. That tradeoff is structural, not accidental.

The concept of 'done' in software is a convenient fiction. Here's why that's not a problem to solve, but a reality to design around.

The skills behind effective prompt engineering aren't new. We've been doing this work for decades under different names.

Adding features feels like progress. Removing them is where the real engineering work happens, and most teams never do it.

Quantization and pruning shrink models efficiently, but they also change what the model is. The weirdness is worth understanding.

Deletion sounds simple. It is not. Here is why removing data from a system is one of the most underestimated challenges in the field.

The padlock in your browser means your connection is encrypted. It says nothing about whether the site on the other end is trustworthy, legitimate, or safe.

Load balancers ship with defaults tuned for a world that may not match yours. Those defaults are actively shaping your traffic right now.

One design decision, made in an afternoon, has cost the software industry billions of dollars and uncountable hours of debugging. Its inventor knows exactly why.