Engineering blog
Deep-dive notes on the
tools you actually use.
Engineering articles on Docker, Git, APIs, JSON, terminals, mobile frameworks, and the rest of what the ABCsteps course covers — written to be genuinely helpful, with zero fluff.
Deployment Day Checklist — What Senior Engineers Verify Before Shipping
The first time you ship something to production, you discover that 'the code works' is necessary but not sufficient. The deploy fails because an environment ...
Vue.js vs React — The Engineering Decision in 2026
If you are picking a frontend framework in 2026, the realistic options for most projects come down to two: React and Vue. Each one has a substantial ecosyste...
SEO for Engineers — Beyond Meta Tags
Most articles about SEO are bad. They optimize for the algorithm of an SEO industry — keyword stuffing, link exchanges, 'ten meta tags Google loves' — that h...
Writing Technical Documentation People Actually Read
Most engineering documentation is bad in a specific, predictable way: it lists what the system does without ever explaining what the system is for, who uses ...
Prompt Engineering Essentials — Beyond the Polite Question
The phrase 'prompt engineering' sounds like marketing. The work it describes is real. A poorly written prompt produces vague, hedged, or off-topic output fro...
Adding AI to Existing Apps With OpenRouter — One Endpoint, Many Models
In 2023, adding AI to an app meant signing up with OpenAI, copying their SDK, and writing code against their specific API. That worked fine until you wanted ...
Database Normalization for Beginners — The Three Forms in Plain English
A new engineer designing their first schema almost always builds it the way they would build a spreadsheet. One big table with every field they can think of....
PostgreSQL vs SQLite — When to Pick Which Database
A new engineer hears 'use a database' and reaches for the most popular thing — usually PostgreSQL, sometimes MySQL. A senior engineer asks one question first...
Build Your First REST API With Node.js and Express
A REST API is a server program that listens for HTTP requests and replies with JSON. By the end of this article, you will have one running on your machine. I...
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