Systems Design & Architecture

Hey everyone, I recently started a YouTube channel called The Hot Path, where I explain system...

Explore event-driven and request/response architectures for microservices, and learn how to choose the right approach for your service boundaries.

MarketNow ahora soporta EN, ES, PT, ZH, FR. Así implementamos i18n completo en React + Vite sin librerías pesadas.

I had been doing web dev for most of my coding career. I'd take breaks from it now and then, building...

Why I'm Thinking of Switching My Portfolio to Astro.js Lately I have been spending most of...

How I built PDFCraft — a complete offline-first PDF toolkit using React, TypeScript, and WebAssembly. Your files never leave your device.

The problem A message-processing system that comfortably handled 50,000 messages/second...

Same uncle, this time in "Database Architect" mode. Same nephew, this time asking the question every...

The Liskov substitution principle (LSP) states: Objects of a superclass should be replaceable with...

Somewhere around the hundredth engineer I coached, I noticed something. Nobody was struggling with...

A gente sempre ouve falar que o sistema operacional impede que um processo veja a memória do outro ou...

a name went into a terminal table and came out broken. the surname was 𠮷田. that first character is...

"The cloud isn't magic. It's networking happening at an incredible scale." In the first article of...

Table of Contents Part 4: The System Design Interview - Continued 1. Caching 🗂️...

How I built a provider-neutral external commerce hub for a Medusa.js marketplace—and how adding a second provider proved whether the architecture was actually r

The glob loader resolves base paths from process.cwd(), not from the config file. In a monorepo build, that silently empties your content collection with no err

Host directives are a great way to compose reusable behavior in Angular, but they had one frustrating...

If you've spent any time exploring backend engineering, distributed systems, or system design, you've...

Every developer has that one project. The passion build that sits in the back of your mind for...

Introduction to Hydration and Rendering Strategies In the relentless pursuit of faster,...

ArcGIS Pro has a powerful Python runtime through ArcPy, but it is not a lightweight dependency. It is...

A curriculum has components, dependencies, and failure modes — just like a distributed system. How applying software thinking to instructional design changed

The SRE Hiring Problem SRE roles are notoriously hard to fill. The intersection of...

I have shipped WebRTC on three different products now, and it still surprises me. I am not proud of...

If you sit in on enough system design meetings, you inevitably witness the exact same debate play out...

Hey developers!🚀 I just deployed Tree of Knowledge (TOK), a live production-ready interactive 3D...

Your event store is already your audit log Almost every SaaS I've worked on ends up with...

There's a moment in almost every growing web application's life when someone adds caching to a slow...

I’ve spent way too many late nights arguing about whether a "legacy" monolith is actually the problem...

Field of view (FOV) is one of the most misunderstood settings in FPS games. A lot of players crank it...

If you have ever opened a system design article, seen a diagram with twelve boxes, three databases, a...

Most Next.js tutorials show you how to start a project. None of them show you how to organize one...

Abstract Distributed financial systems are described through code, architecture diagrams,...

I got a comment on the last post that I want to answer properly, because it gets at the real...

Have you ever encountered a message like this while using an application? "Too Many Requests....

One of the biggest realizations I’ve had while building KiwiEngine is that architecture doesn’t...

My dashboard had a useMemo doing arithmetic it had no business doing. It was a Pokémon TCG Pocket...

The second word a professor handed me — orthogonal — and how learning to cut a problem into independent pieces stuck with me.

i did something dumb last month. on purpose. i sat down, opened a next.js app, and tried to make...

Mercury takes 59 Earth days to spin once on its axis and 88 Earth days to orbit the Sun. Work out the...

An orchestra needs a conductor; a dance troupe doesn't. Most distributed workflows need both — and...

mintOS Developer Handbook Table of Contents Boot Process Screen Driver ...

A user clicks "Place Order" on a flaky cellular connection. The request times out at five seconds....

React Server Components confused a lot of people, and most of the confusion comes from...

There's a particular kind of bug I've learned to be afraid of. It doesn't throw an exception. It...

Most tutorials tell you to start with a monolith. Here's why InternFlow went the other way — and what...

A few months ago I decided to build a Linux distribution entirely from scratch using LFS (Linux From...

Boost database performance with Rust and distributed architecture