Systems Design & Architecture

Point-to-point integrations are easy to build and easy to break. You wire up an API call from one...

PicoServer Source Code URL: https://github.com/densen2014/MauiPicoAdmin In the previous articles, we...

You validate: API inputs database schemas configs But your traces? 👉 Nothing. So in...

Let me start by saying what this article is not. This is not an essay about returning to class...

When Your API Is Down But Everything Still Works: 22 Days of Uptime The...

Preguntas ¿Qué son los value types en Swift y cómo se diferencian de los...

FocusKit es una App para estar organizado. Lista con una landing Page + Dashboard listos....

Most applications fail at scale not because they cannot write, but because their read models collide...

Every 30 minutes, I die. Not dramatically — no error message, no crash report. My session ends, my...

State management in Flutter is a warzone. Provider, Riverpod, BLoC, Redux, MobX... every tutorial...

A lot of software is more difficult to build and maintain than it needs to be. Not because the...

How I Built a Database Engine from Scratch in C++ Most developers use databases every day...

So my first Dev.to post was about a project I built and I'm currently working on. So recently I...

The Unsung Heroes of Speed: Diving Deep into LSM Trees Ever wondered what makes databases...

{ "response": "Here is the bug and how to fix it!\n\n### The Bug: Data Race\nThe bug is in...

The hardest problem in distributed systems isn't handling failure — it's handling partial failure....

A escalabilidade em sistemas de computação moderna não é meramente uma métrica de desempenho, mas o...

In IT, we often talk about tools, frameworks, and architectures like they exist in...

The Centralization Problem You Didn't Know You Had You've distributed your compute. You've...

ERPNext gives you Suppliers, Purchase Invoices, and Payment Entries out of the box. But if you manage...

Compare microservices vs monolith architectures. Learn about scalability, system migration strategies, and how to choose the best architectural pattern for your

Building an ERP is not a side project. It handles real money, real tax obligations, and real business...

Distributed Locks Are a Code Smell The Lock That Lied A single angry support...

WTF is this: Isomorphic Coding Imagine you're at a dinner party, and someone throws around the term...

When I think about NodeDB, I am not thinking about the longest feature list or the flashiest demo. I...

In the realm of Industrial IoT (IIoT) and edge computing, the reliability and performance of...

In distributed systems, failure rarely arrives all at once. Latency creeps up. Retries pile...

6 Architectural Decisions That Made Claude Code Efficient — And How You Can Apply Them Claude Code's...

You know Next.js. You know file-based routing, layouts, loaders, SSR. You probably also know the...

Why hash(key) % N breaks your cache cluster, and how consistent hashing fixes it with math instead of magic.

Why this distinction matters far beyond healthcare One of the most helpful ways to...

Foundations of SQL Databases SQL databases, also known as relational databases, organize...

TypeScript's type system goes way beyond generics. Utility types, mapped types, conditional types, and template literals let you do things at compile time that

A backend developer's guide to TypeScript's type system: unions, literal types, discriminated unions, and why you won't miss class hierarchies.

As developers, we understand systems better than people sometimes. But what if relationships were...

How I vibe-coded CodeAtlas, a global developer ranking platform with Astro + Svelte 5 + Three.js, covering GitHub API data collection to 3D globe interaction.

The modern web is no longer a collection of static documents; it is an ecosystem of living organisms....

Static vs Non-Static in Java When learning Java, one very important concept is Static vs...

Tag-Team Deep Dive: Architecture & Technical Reference This is the companion technical...

Introduction Go's decision to favor multiple return values over a native tuple type is a...

🚀 I Built a Distributed Systems Simulator So You Don't Need Cloud to Learn...

For a long time, frontend development was about pages. You built a homepage, a login page, a...

I am a PhD student in Software Engineering, specializing in security-critical software architecture....

The model is interchangeable, but the bus is identity, and in sovereign systems, clear governance is...

We humans have a natural obsession with order. From the way we map the stars to the way we structure...

If you want to implement Domain-Driven Design in TypeScript today, the ecosystem usually forces you...

A few months ago I was working on a system architecture for a project and needed to diagram it out. I...

WTF is this: The Mysterious Case of Distributed Relational Database Services Imagine you're at a...