Systems Design & Architecture

Introduction ​As server infrastructure grows more complex, traditional user-space security monitoring...

Hey! As I wrote in the previous post, I became really interested in Lean System Design – real-life...

LinkedIn Draft — Workflow (2026-06-23) Something I keep explaining in architecture...

Render infinitely deep comment threads with recursion — and survive the performance traps that break them at scale. Continue reading on Medium »

The Steam Machine is here, with a base price of $1,049. Yes, that's nearly twice the price of a PS5, but what you're buying here isn't a console but a full-on P

TypeScript has become the standard for building scalable frontend applications. While most developers...

On inheritance, composition, and why the human race is better software design. Continue reading on Medium »

Intent should align with outcomes. It sounds obvious. Yet most organizations have no reliable way...

What is API Gateway? An API Gateway is a server that sits between the client (web app, mobile app,...

State, Sovereignty, and the PARQ Solution Continue reading on Medium »

Two Tables, One URL: Solving Inertia.js State Collisions If you've worked with Inertia.js...

Today, June 22, 2026 (wait it's past midnight I mean yesterday), I finally published my first crate...

Java LLD: Design Tic-Tac-Toe with O(1) Win Detection Designing Tic-Tac-Toe is a classic...

In early 2024, we were a seven-person engineering team building an admin portal that touched loan policies, partner configurations, A/B… Continue reading on Jav

Turns out we never had microservices. We had a monolith with extra steps. Continue reading on Medium »

The 1913 engineering disaster that changed how we buld - and what it means for the ground beneath your home Continue reading on Medium »

The 1913 engineering disaster that changed how we buld - and what it means for the ground beneath your home Continue reading on Medium »

What started as a deep-dive challenge into the mechanics of computer science ended up as a fully...

What is a proxy? A proxy is an intermediary server that receives a request, forwards it elsewhere,...

Good architecture is not only about how a system is built. It is also about how well the team can...

Two ways to define a contract for your code — and how to pick the right one without overthinking it Continue reading on Medium »

When I first learned the 2 concepts, I thought they served the same function, which is to make it so that when the value of a variable (that was declared inside

Engineering orgs don't usually stall because the infrastructure can't scale — AWS will sell you all the compute you want. They stall because the number of peopl

First Principle A User and a Group are different things. Think of a college. ...

Structured logs are only as good as the structure going in. A domain exception model, translation pipeline, and enricher pattern that enforce context consistenc

Scalable data systems stay stateless, cache aggressively, choose consistency trade-offs consciously, decouple with queues, pick the right… Continue reading on M

Let's talk about Design Patterns. Design Patterns are special structures applied to code base. These...

Every serious Python developer hits this wall. Here is how to climb it. Continue reading on Medium »

Every serious Python developer hits this wall. Here is how to climb it. Continue reading on Medium »

Distributed Trading Network with Granular Permission Control Continue reading on Medium »

Workflow Isolation: Building In-Process Actors in .NET Without Frameworks Example code for the...

After writing about metadata in object storage systems, I kept coming back to the same question: If...

Lessons learned from improving performance, caching, and user experience in a production web...

A technical devlog on grid placement, multiplayer architecture, and data-oriented simulation design. Continue reading on Medium »

Master Astro's Islands pattern to ship less JavaScript, improve Core Web Vitals, and keep your site blazing fast.

“Let’s do microservices. That’s how Netflix does it.” — NOO! Continue reading on Medium »

“Let’s do microservices. That’s how Netflix does it.” — NOO! Continue reading on Medium »

In 2026, a strange thing is happening across the software industry. Teams that spent years breaking...

A visual walkthrough of how io_uring works: shared rings, SQEs/CQEs, batching, SQPOLL, multishot operations, linked operations, fixed/provided buffers, and the

Hello everyone this post is all about what I learned for few days about the system design and web...

A deep dive into what actually happens under the hood every time your program reads a file,...

Why build doesn’t mean repaint, how GlobalKeys trigger deactivate, and why the Element Tree is important to the State.

It was not the technology. It was how we framed the choice before we made it. Continue reading on Stackademic »

graphlens: turn any repo into one typed graph — across Python, TypeScript, Go and...

Every candidate draws boxes and arrows. The ones who get offers explain why the boxes are where they are. Continue reading on Stackademic »

Distributed transactions, which involve operations spanning multiple services, present significant challenges in microservices… Continue reading on Medium »

Sharding is a process of splitting a larger database into smaller pieces called shards. instead of...

Most teams think repository failures come from weak documentation. Usually, they do not. The README...