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Systems Design & Architecture

Scalability, databases, microservices, APIs, caching and distributed systems

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Systems Design Basics
beginner
Explain SQL vs NoSQL tradeoffs
Distributed Systems
intermediate
Design event-driven systems with message queues
AI Systems Design
advanced
Design an LLM inference cluster with vLLM
All Reads (3,908) Articles (331)Blog Posts (2851)Tutorials (475)Research Papers (5)News (246)
The Perils of Premature Optimisation in Distributed Treasure Hunts
Dev.to · Lillian Dube 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Perils of Premature Optimisation in Distributed Treasure Hunts
Before I dive into the details, let me set the scene. Our company had just acquired a new feature: a...
xDS Protocol Deep Dive: The Universal Control Plane API Behind Envoy and Istio
Dev.to · James Lee 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
xDS Protocol Deep Dive: The Universal Control Plane API Behind Envoy and Istio
When we talk about Istio or Envoy, we often hear terms like "dynamic configuration" and "control...
The Veltrix Catastrophe: A Cautionary Tale of Layered Complexity and Scaling Limitations
Dev.to · pretty ncube 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Veltrix Catastrophe: A Cautionary Tale of Layered Complexity and Scaling Limitations
The Problem We Were Actually Solving What Alex meant by "scaling effortlessly" was that...
From Zero to Hired: 10 Steps to Become a Full Stack Developer in 2026
Medium · ChatGPT 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
From Zero to Hired: 10 Steps to Become a Full Stack Developer in 2026
Everyone wants to be a full stack developer. Few finish the journey. Continue reading on Medium »
Why Our Treasure Hunt Engine Kept Exploding and How We Fixed It
Dev.to · ruth mhlanga 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Why Our Treasure Hunt Engine Kept Exploding and How We Fixed It
The Problem We Were Actually Solving It wasnt about the treasure hunt. It was about...
Medium · UX Design 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Why Next.js Dominates Modern Web Development
Modern web development has evolved rapidly over the last few years. Businesses now expect websites and applications to be faster, scalable… Continue reading on
What Shocked Me Most About Go as a JavaScript Developer
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
What Shocked Me Most About Go as a JavaScript Developer
After spending years inside the JavaScript ecosystem building applications with React, Next.js, and Node.js, I reached a point where… Continue reading on Medium
We discovered the real workflow during lunch conversations.
Dev.to · Vishal Koriya 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
We discovered the real workflow during lunch conversations.
Official process: Create request Manager approval System update Done Real process: Someone messages...
Designing a System to Survive Its Own Success: Lessons from the Treasure Hunt Engine's Scaling Fiasco
Dev.to · mary moloyi 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Designing a System to Survive Its Own Success: Lessons from the Treasure Hunt Engine's Scaling Fiasco
The Problem We Were Actually Solving The real problem we were trying to solve with the...
Rethinking the Singleton Design Pattern in Selenium: Architectural Salvation or Automated…
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Rethinking the Singleton Design Pattern in Selenium: Architectural Salvation or Automated…
If you look up the Singleton pattern in software engineering forums, you will likely stumble upon a fierce, ongoing debate. Critics will… Continue reading on Me
Rethinking the Singleton Design Pattern in Selenium: Architectural Salvation or Automated…
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Rethinking the Singleton Design Pattern in Selenium: Architectural Salvation or Automated…
If you look up the Singleton pattern in software engineering forums, you will likely stumble upon a fierce, ongoing debate. Critics will… Continue reading on Me
The Most Insidious Part of Treasure Hunt Engine: Why Default is Not Your Friend in Distributed Tracing
Dev.to · pretty ncube 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Most Insidious Part of Treasure Hunt Engine: Why Default is Not Your Friend in Distributed Tracing
The Problem We Were Actually Solving At its core, the treasure hunt engine is a...
Web Application Scope Needs State Design Before Screens
Dev.to · Marcelo Cedeno 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Web Application Scope Needs State Design Before Screens
A practical checklist for scoping web applications around states, permissions, exceptions, and delivery risk.
The Lie of Perfectly Scalable Treasure Hunts
Dev.to · ruth mhlanga 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Lie of Perfectly Scalable Treasure Hunts
My team at Veltrix spent months trying to tame a beast of a system - our server-side search engine,...
Go Panics, Controlled: Boundaries That Protect Users
Dev.to · speed engineer 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Go Panics, Controlled: Boundaries That Protect Users
Why 47% of Go Production Outages Start with Unhandled Panics — And the Boundary Patterns That Stop...
Don’t Just Do Something, Stand There
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Don’t Just Do Something, Stand There
What Engineering Leaders Can Learn from Variance Continue reading on Medium »
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Forget Everything You Know About OOP — Go Works Differently
No classes, no inheritance, no implements. Here's the mental model that actually works. Continue reading on Medium »
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
How I Built a Real-Time, Non-Blocking Sudoku Game Engine in Modern C++
Terminal-based games are often viewed as simple beginner projects. However, stripping away heavy graphical engines like Unreal or Unity… Continue reading on Med
Lessons from Building Bombie: SPA Deep Links, CSP, and an Iframe Preview
Dev.to · Amith Moorkoth 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Lessons from Building Bombie: SPA Deep Links, CSP, and an Iframe Preview
This is the final post in the Bombie series. The earlier ones covered what Bombie is, the JSON-tree...
Dev.to AI 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Extreme Performance and Efficiency
1. [Extreme Performance and Efficiency ]( https://www.effectivecpmnetwork.com/vgi3i4u752?key=3df6d5d8dfc3895c8d33b3ce954045d8 ) C is a compiled language that tr
The Impact of Eventual Consistency on the Developer Mindset
Dev.to · Mustafa ERBAY 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Impact of Eventual Consistency on the Developer Mindset
When building distributed systems, we often unknowingly find ourselves pushed towards an "eventual...
Build a Real-Time Excalidraw-like Collaborative Canvas using Velt MCP and Antigravity🎉
Dev.to · Astrodevil 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Build a Real-Time Excalidraw-like Collaborative Canvas using Velt MCP and Antigravity🎉
In this tutorial, we’ll build an Excalidraw-style collaborative whiteboard using Next.js, HTML5...
Confining E-commerce in a Sandbox: How a Single Systems Decision Almost Killed Our Digital Product Business
Dev.to · pretty ncube 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Confining E-commerce in a Sandbox: How a Single Systems Decision Almost Killed Our Digital Product Business
The Problem We Were Actually Solving We were trying to create a platform that allowed...
Microservices Were Never About Technology
Dev.to · Benard Otieno 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Microservices Were Never About Technology
Every failed microservices adoption I have seen made the same mistake: treating microservices as an...
Microservices Were Never About Technology
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Microservices Were Never About Technology
The microservices conversation in most engineering teams goes something like this. The monolith is getting unwieldy. Deployments are slow… Continue reading on M
System Design Interview Questions: A Handy Collection
KDnuggets 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
System Design Interview Questions: A Handy Collection
Ace system design interviews with 10 GitHub repositories packed with fundamentals, proven patterns, and real questions to help you design scalable systems with
How I Practice System Design with AI (URL Shortener Walkthrough)
Dev.to · Nguyen Phuc Hai 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
How I Practice System Design with AI (URL Shortener Walkthrough)
I've been doing system design interviews for years - both as a candidate and as an interviewer. The...
Undefined Behavior: Ghosts in the Fog, or Boundaries of a Model?
Hackernoon 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Undefined Behavior: Ghosts in the Fog, or Boundaries of a Model?
Undefined Behavior isn't compiler magic or a flaw in the standard. It's what happens when your program steps outside its computational model. The compiler trust
Por qué dejé de usar useEffect para sincronizar estado y qué uso ahora
Dev.to · Juan Torchia 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Por qué dejé de usar useEffect para sincronizar estado y qué uso ahora
useEffect no está roto — el modelo mental con el que lo enseñamos sí lo está. Revisé cada useEffect de una codebase en React 19 y encontré 4 categorías concreta
The Problem of Platforms Thinks They Know Best
Dev.to · mary moloyi 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Problem of Platforms Thinks They Know Best
What We Tried First (And Why It Failed) My first instinct was to troubleshoot the issue on...
Mastering Next.js 16 Server Actions & Forms: The Future of Full-Stack React | Muhammad Arslan
Dev.to · Muhammad Arslan 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Mastering Next.js 16 Server Actions & Forms: The Future of Full-Stack React | Muhammad Arslan
A deep dive by Muhammad Arslan into Next.js 16 Server Actions & React 19 hooks. Learn useActionState, useOptimistic, and Zod security for high-performance apps.
Mastering State Management in Angular 20
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Mastering State Management in Angular 20
A deep dive into migrating from NgRx to the new Angular Signals paradigm for performant, reactive state management in enterprise… Continue reading on Medium »
Rust Concurrency: Threads, Channels, Mutex & Sync (Part 4)
Dev.to · mihir mohapatra 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Rust Concurrency: Threads, Channels, Mutex & Sync (Part 4)
This is Part 4 of the Core Rust Concepts series. Part 1 — Ownership, Borrowing, Lifetimes,...
Consensus Made Understandable — The Raft Algorithm
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Consensus Made Understandable — The Raft Algorithm
How distributed servers use a single strong leader, election terms, and log replication to stay in perfect sync. Continue reading on Medium »
The Systems Programmer’s Guide to the TLB for Low-Latency C++ Programming
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Systems Programmer’s Guide to the TLB for Low-Latency C++ Programming
Understand hardware virtual memory management to optimize address translation and unlock microsecond-level speedups in C++. Continue reading on Towards Dev »
In my latest signal article, I explore how priority queues and layered execution can help a scheduler preserve interaction responsiveness while still maximizing performance utilization.
Dev.to · Luciano0322 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
In my latest signal article, I explore how priority queues and layered execution can help a scheduler preserve interaction responsiveness while still maximizing performance utilization.
Building a Smarter Scheduler: Priority Queues and Layered Execution ...
Building a Smarter Scheduler: Priority Queues and Layered Execution
Dev.to · Luciano0322 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Building a Smarter Scheduler: Priority Queues and Layered Execution
Recap In the previous article, we explored the relationship between the Scheduler and the...
Roast my approach to solve this question: Coffee Ordering System (Salesforce interview question)
Dev.to · Emily Woods 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Roast my approach to solve this question: Coffee Ordering System (Salesforce interview question)
I've been practicing system design by turning my solutions into visual diagrams (helps me think +...
The Truth About Dual Writes
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Truth About Dual Writes
Dual writes are not dangerous because they are complicated. They are dangerous because systems can silently diverge while appearing… Continue reading on Medium
Event-Driven Architecture: The Architectural Shift That Changed Distributed Systems
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Event-Driven Architecture: The Architectural Shift That Changed Distributed Systems
Modern systems no longer fail because databases are slow. Continue reading on Medium »
Event-Driven Architecture: The Architectural Shift That Changed Distributed Systems
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Event-Driven Architecture: The Architectural Shift That Changed Distributed Systems
Modern systems no longer fail because databases are slow. Continue reading on JavaScript in Plain English »
The Reliability Theater Problem: Why Engineering Metrics Are Often Organizational Fiction
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Reliability Theater Problem: Why Engineering Metrics Are Often Organizational Fiction
There’s a particular kind of dread that experienced SREs carry into quarterly business reviews. The dashboards are green. MTTR is trending… Continue reading on
The “Goldfish” of Software Architecture: What is a Stateless Application?
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The “Goldfish” of Software Architecture: What is a Stateless Application?
Why modern systems are designed to forget you, and why that is the secret to infinite scalability. Continue reading on Medium »
Most CMS Platforms Aren’t Built for Full Lifecycle Ownership
Dev.to · Drew Marshall 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Most CMS Platforms Aren’t Built for Full Lifecycle Ownership
For a long time, I thought a CMS was primarily about managing...
Medium · Cybersecurity 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Tech Stack Audit: What Most Small Businesses Find When They Finally Look
Most businesses have never taken inventory of their own technology. When they do, the results are usually surprising — and expensive. Continue reading on Medium
The Go Service That Slowed Down Without Errors
Dev.to · Arthur 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
The Go Service That Slowed Down Without Errors
There is a popular phrasing in Go circles that says concurrency is almost free. The phrasing is true at the level of stack allocation and misleading at the leve
Claprec: Database Design - Modeling the Data (5/6)
Dev.to · Kenan Sejmenović 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Claprec: Database Design - Modeling the Data (5/6)
Series Roadmap Product Overview (1/6) Architecture: N-Tier Design, Decoupling, and...
Intel, Windows, and the Myth of Low-Level Control: A Searing Critique of Core-Binding
Medium · Python 🏗️ Systems Design & Architecture ⚡ AI Lesson 1mo ago
Intel, Windows, and the Myth of Low-Level Control: A Searing Critique of Core-Binding
I don’t know how fast you think your compiled binary runs, but if you are still manually pinning processes to specific CPU cores on modern… Continue reading on