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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 (3,882) Articles (329)Blog Posts (2840)Tutorials (462)Research Papers (5)News (246)
Engineering a High-Performance LSM-Tree Storage Engine: MemTables, SSTables, and Compaction
Dev.to · Ebendttl 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Engineering a High-Performance LSM-Tree Storage Engine: MemTables, SSTables, and Compaction
A systems architectural analysis of Write-Ahead Logs, Sorted String Tables, Bloom filters, and LSM-tree compaction strategies.
LLD-9:Secure Data Stream System
Dev.to · NOOB 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
LLD-9:Secure Data Stream System
Secure Data Stream System - Decorator Pattern Implementation This is an implementation of...
Going Beyond the Hyperlink
Reddit r/webdev 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Going Beyond the Hyperlink
submitted by /u/fagnerbrack <a href="https://mamund.substa
Design Principles Every Senior .NET
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Design Principles Every Senior .NET
Stop writing code that works today and breaks tomorrow. Here are the principles that separate senior engineers from the rest. Continue reading on Medium »
Why I Built a Policy Decision Language Instead of Using a Programming Language
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Why I Built a Policy Decision Language Instead of Using a Programming Language
Authorization is one of those problems that looks simple until it isn’t. Continue reading on Medium »
Um resumo sobre o padrão de projeto Decorator
Dev.to · Determinado 96 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Um resumo sobre o padrão de projeto Decorator
Definição É um padrão de projeto estrutural que permite adicionar comportamentos ou...
Must-do system design questions.
Dev.to · Arslan Ahmad 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Must-do system design questions.
64 System Design Interview Questions, Ranked From Easiest to Hardest ...
We Rewrote a Python Service in Rust. Six Months Later, I’m Honestly Not Sure It Was Worth It
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
We Rewrote a Python Service in Rust. Six Months Later, I’m Honestly Not Sure It Was Worth It
The service hasn’t paged anyone in four months. The dashboards are flat and green, and every number I set out to move has moved. So why do… Continue reading on
Building Multi-User Scheduling Systems: A Technical Guide
Dev.to · Barberprostudio 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Building Multi-User Scheduling Systems: A Technical Guide
## The Challenge Building scheduling systems that handle multiple users isn't trivial. You...
Frontend System Design Patterns Every Engineer Should Know
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Frontend System Design Patterns Every Engineer Should Know
How to architect applications that remain scalable, maintainable, and fast as your team and product grow. Continue reading on Medium »
Multi-Mode Pneumatic Leak Test Machine: PLC Sequencing for Static, Stepwise, and Hold Tests
Dev.to · Robin | Mechanical Engineer 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Multi-Mode Pneumatic Leak Test Machine: PLC Sequencing for Static, Stepwise, and Hold Tests
Supporting four distinct leak test modes on one machine requires a flexible PLC sequencing...
Full Stack Institute in Pitampura — DICS Innovatives
Medium · UX Design 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Full Stack Institute in Pitampura — DICS Innovatives
In today’s digital world, businesses are rapidly shifting online, creating a huge demand for skilled web developers. Companies are looking… Continue reading on
Flutter Architecture Lessons From Failed Experiments
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Flutter Architecture Lessons From Failed Experiments
Ideas That Sounded Great but Didn’t Scale Continue reading on Medium »
The Cost of Brittle Code: Architecting Resilient E2E Test Automation for Enterprise Systems
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
The Cost of Brittle Code: Architecting Resilient E2E Test Automation for Enterprise Systems
Writing an end-to-end (E2E) test feels like a quick win. You target a button, trigger a click, assert a redirect, and watch the pipeline… Continue reading on Me
Interfaces Make Memories Useful, SNIA MRAM SIG And Everspin
Forbes Innovation 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Interfaces Make Memories Useful, SNIA MRAM SIG And Everspin
The SNIA MRAM SIG will explore, through its interface subgroup, an architectural ecosystem enabling MRAM connectivity via LPDDR, CXL and chiplet interfaces.
Staff Engineers Don’t Have More Authority Than Senior Engineers.
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Staff Engineers Don’t Have More Authority Than Senior Engineers.
The decision framework that separates staff-level thinking from senior-level thinking isn’t about what you know. It’s about what you do… Continue reading on Sta
Saga orchestrator in Python
Dev.to · Diego Guerrero 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Saga orchestrator in Python
Building a Saga orchestrator in Python: why existing tools weren't enough and what I learned...
Havacılıkta Veri Neden Tutarsızlaşma Eğilimindedir?(Dağıtık Sistem Modeli)
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Havacılıkta Veri Neden Tutarsızlaşma Eğilimindedir?(Dağıtık Sistem Modeli)
Modern bir hava aracında her işi yapan tek bir devasa bilgisayar yoktur. Bunun yerine, kendi aralarında sürekli haberleşen onlarca küçük… Continue reading on Me
Reddit r/learnprogramming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
want to learn system programming
okay hello i am looking into system programming and it facinates me knowing how work things has always been fun for me so can someone tell me how i can start? i
Understanding System Design: A Practical Guide for Engineers
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Understanding System Design: A Practical Guide for Engineers
System Design is one of those topics that often feels intimidating when you first encounter it. Terms like architecture, design patterns… Continue reading on Me
The 70% Problem: Why Sales Automation Keeps Failing (A Systems Perspective)
Dev.to · SpurIQ Engineering 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
The 70% Problem: Why Sales Automation Keeps Failing (A Systems Perspective)
Every tool works. The handoffs between them don't. That's not a tool problem. It's an architecture...
What I learned splitting a solo project into microservices (so you don't have to learn it the hard way)
Dev.to · SACH!N 𝕏 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
What I learned splitting a solo project into microservices (so you don't have to learn it the hard way)
I didn't plan to write "microservices" on a personal project. It started as a wellness app with...
Resilience and Fault Tolerance in Medical/ Mission-critical Distributed Systems
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Resilience and Fault Tolerance in Medical/ Mission-critical Distributed Systems
Resilience isn’t one technique; it’s a stack of decisions about what you do when something you depend on fails. Every pattern below is an… Continue reading on M
Why the Next Big Thing in Tech Isn’t an App — It’s a Physical System
Dev.to · Sandra Temmy 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Why the Next Big Thing in Tech Isn’t an App — It’s a Physical System
We’ve been conditioned to think innovation = software. A new SaaS tool. Another mobile app. Another...
Techpoint Africa 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
SABI Wants to Be the Infrastructure Layer for Human Participation Online
In the taxonomy of internet infrastructure; cloud, payments, identity, communications,...
How Does the Backpressure Mechanism Work in mpsc::channel?
Dev.to · Lori-Shu 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
How Does the Backpressure Mechanism Work in mpsc::channel?
There is a powerful mechanism called "backpressure" derived from mpsc::channel. Alongside the...
HLD Fundamentas #7: Back-of-the-Envelope Calculations
Dev.to · Jaspreet singh 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
HLD Fundamentas #7: Back-of-the-Envelope Calculations
When designing systems like Facebook, WhatsApp, Netflix, Amazon, or Instagram, one of the first...
The System Design Interview Is Not Testing Whether You Know What Redis Does.
Medium · Python 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
The System Design Interview Is Not Testing Whether You Know What Redis Does.
I have watched strong engineers walk into system design interviews knowing every technology on the whiteboard and still fail, badly. Here… Continue reading on S
Build your own bytecode VM, and see how languages really run
Dev.to · I Want To Learn Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Build your own bytecode VM, and see how languages really run
Python, Java, and C# do not run your source code directly, they compile it to bytecode and run that on a virtual machine. The VM sounds intimidating but its cor
TheoLens LowGeek: The Abrahamic Protocol: How the Era of Patriarchs Pioneered Closed Beta Testing and Network Encryption
Medium · DevOps 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
TheoLens LowGeek: The Abrahamic Protocol: How the Era of Patriarchs Pioneered Closed Beta Testing and Network Encryption
Deconstructing ancient data management through the lens of System Architecture, Peer-to-Peer networks, and VPN tunnels. Continue reading on Medium »
TypeScript Design Patterns for Modern Frontend Apps
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
TypeScript Design Patterns for Modern Frontend Apps
the most powerful TypeScript design patterns for modern frontend apps from Repository to Observer with real-world React examples that make… Continue reading on
What Developers Underestimate About Long-Running Workflows
Dev.to · Dhruvi 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
What Developers Underestimate About Long-Running Workflows
Long-running workflows look simple when you first build them. Something happens. A few systems...
Our graph database was abandoned upstream — here's the 6-line migration (EngramGraph 0.3.0)
Dev.to · AsiaOstrich 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Our graph database was abandoned upstream — here's the 6-line migration (EngramGraph 0.3.0)
In October 2025, Kùzu Inc. archived KuzuDB — the embedded graph database — with a one-line note:...
Dashboard Design for Incident Response
Dev.to · Mrinal Narang 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Dashboard Design for Incident Response
Most dashboards answer one question: Is everything okay? During an incident, nobody's asking...
The Production Incident Was in Your Application. The Root Cause Was in the OS.
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
The Production Incident Was in Your Application. The Root Cause Was in the OS.
The system-level failure patterns most backend engineers don’t learn until they have to. Continue reading on Stackademic »
Architecture Review Boards: Best Practices
Dev.to · sanjeeve kumar Gajadi 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Architecture Review Boards: Best Practices
Introduction As organizations accelerate digital transformation, cloud adoption, enterprise...
Frontend System Design: YouTube Live Stream Chat UI
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Frontend System Design: YouTube Live Stream Chat UI
Why near-real-time beats real-time — and why YouTube polls instead of opening a million WebSockets. Continue reading on Medium »
Frontend System Design: YouTube Live Stream Chat UI
Medium · JavaScript 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Frontend System Design: YouTube Live Stream Chat UI
Why near-real-time beats real-time — and why YouTube polls instead of opening a million WebSockets. Continue reading on Medium »
You don’t need better design patterns — You need better constrains
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
You don’t need better design patterns — You need better constrains
Most architecture problems aren’t solved by mere abstractions — they’re prevented by constraints Continue reading on Stackademic »
Global Store Is a Shared Dependency — Why Scoped State Ownership Wins
Dev.to · SDuX Vault 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Global Store Is a Shared Dependency — Why Scoped State Ownership Wins
Redux popularized the idea of a single global store — one tree of state, one set of reducers, one...
Using Arrays as Dictionary Keys: Hashability and Alternative Solutions for Mapping Multiple Keys to One Value
Dev.to · Pavel Kostromin 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Using Arrays as Dictionary Keys: Hashability and Alternative Solutions for Mapping Multiple Keys to One Value
Introduction: The Challenge of Mapping Multiple Keys to One Value Imagine you're building...
Rust Magic: Why I Ditched For Loops and What I Embraced Instead
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Rust Magic: Why I Ditched For Loops and What I Embraced Instead
You know that feeling, right? When you first started coding, the for loop felt like pure magic. Like, "Wow, I can tell the machine to do… Continue reading on Me
Junior Java Devs Keep Writing Getters and Setters. Senior Java Developers Stopped Years Ago.
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Junior Java Devs Keep Writing Getters and Setters. Senior Java Developers Stopped Years Ago.
Getters and setters feel like discipline. Senior developers know they’re often just noise — and sometimes, they’re actively making your… Continue reading on Sta
Web Development Fundamentals Modern Teams Still Need
Forbes Innovation 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Web Development Fundamentals Modern Teams Still Need
Foundational web development practices still shape how websites and web applications perform, protect users and hold up when real-world conditions aren’t ideal.
Offline-First Is Not a Feature. It Is a Failure Policy.
Dev.to · CrisisCore-Systems 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Offline-First Is Not a Feature. It Is a Failure Policy.
Offline-first design decides what happens when connection, focus, or time disappears before sensitive information is safely saved.
I built generator coroutines for my game engine, then didn't use them
Dev.to · Grzegorz Otto 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
I built generator coroutines for my game engine, then didn't use them
Generator coroutines are the textbook fix for callback hell in game sequencing. Write a boss script...
InfoQ AI/ML 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Presentation: The Time It Wasn't DNS
Sean Klein discusses why "human error" is a dangerous myth in complex systems. Sharing the inside story of Azure’s 2023 global WAN outage, he explains how moder
Medium · Programming 🏗️ Systems Design & Architecture ⚡ AI Lesson 1w ago
Generics in Rust are cool
Let’s take an example of a Function. If we have a function which accepts a variable but the type of that variable 퐜퐨퐮퐥퐝 퐛퐞 퐚… Continue reading on Medium »