The Jedi's Guide to Scaling Node.js APIs with Express: From Padawan to Master
The Quest Begins (The "Why") Honestly, I still remember the first time I tried to ship a production‑ready Express API. It felt like I was Luke Skywalk…
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How do you scale a frontend application to a million users ?
I was recently in a job interview (yes, the kind you have to do when you get laid off) and the interviewer asked me: "How would you scale a frontend a…
CRDT vs OT: Choosing the Right Collaboration Algorithm
Fundamentals: How OT and CRDT actually work Trade-offs: Complexity, performance, storage, and latency Use cases: Which algorithm fits which problem Im…
EzLang - a small systems language I built in a month with AI
Repo: https://github.com/ZYF93/EzLang I spent the last month building a small programming language called EzLang. It is an expression-oriented systems…
Building the Frontend of POS Lite with React, Next.js and Material UI
Introduction In the previous posts, I shared an overview of POS Lite and how I designed the backend using Spring Boot, JWT authentication, PostgreSQL …
Your Frontend Changes Every Sprint. Your Tests Should Know What Matters.
Modern frontend teams can ship a surprising amount of change in a week. A component library gets updated. An AI coding assistant rewrites a form. A ne…
From Signals to Ownership: Why I Built a Dataflow Kernel
When I first started building signal-kernel , I thought I was simply writing a signal library—a fine-grained reactive system not tied to any specific …
Stop Rewriting UI Components for Every Project
Ever started a new project and found yourself rebuilding the same modal, dropdown, toast notification, tabs, and switches for the 20th time? I got tir…
How ESLint Actually Works: The Quality Gate Behind Modern JavaScript
A few days ago, I shared an article: You Don't Need Another Agent. You Need a Linter. Then I did what I do with anything I write: shared it around — a…
Frontend Testing in 2026: The Problems That Actually Break Your UI
Frontend testing has become weirdly broad. A few years ago, a lot of teams treated it as "write some Cypress tests" or "run Selenium in CI." That was …
Micro-Frontends vs. Monoliths in 2026: A Real-World Performance Teardown
The architectural pendulum of frontend engineering has spent the last decade swinging violently. We watched the industry consolidate around massive mo…
BurnLink: An Open-Source End-to-End Encrypted File Sharing Platform
Executive Summary I built BurnLink, an open-source file sharing service that prioritizes privacy through client-side encryption and zero-knowledge arc…
[FOR HIRE] Front-End Developer | 4.5+ Years Experience | Next.js /React / TypeScript / JavaScript | Open to Full-Time/PartTime Remote Positions
Hey everyone! I'm a Front-End developer with over 4.5 years of hands-on experience building scalable, performant web applications. I'm currently looki…
Clean Architecture on the Frontend: Beyond Smart and Dumb Components
For a long time, frontend architecture meant one thing to me: split components into smart and dumb. Smart components fetch data, hold state, call muta…
Building a Self-Cheering Microservice: Observability-Driven Resilience in a Real-Time Analytics Pipe
Building a Self-Cheering Microservice: Observability-Driven Resilience in a Real-Time Analytics Pipe Building a Self-Cheering Microservice: Observabil…
A Practical Guide to Building a Developer-Focused Internal Metrics Dashboard
A Practical Guide to Building a Developer-Focused Internal Metrics Dashboard A Practical Guide to Building a Developer-Focused Internal Metrics Dashbo…
Building a developer-friendly feature flag system: architecture, best practices, and a practical imp
Building a developer-friendly feature flag system: architecture, best practices, and a practical imp Building a developer-friendly feature flag system…
Building a Self-Healing Data Pipeline with Event-Driven Idempotence
Building a Self-Healing Data Pipeline with Event-Driven Idempotence Building a Self-Healing Data Pipeline with Event-Driven Idempotence A senior engin…
Why your Figma files are slow and how to clean them up 🚀
Do you ever feel like your Figma file is moving in slow motion? I’ve been there. After a few weeks of intense design work, even the most powerful mach…
Visual regression testing for modern web apps: strategies, tooling, and a practical pipeline
Visual regression testing for modern web apps: strategies, tooling, and a practical pipeline Visual regression testing for modern web apps: strategies…
The Pragmatic Guide to Velocity-Driven Debugging for Modern Dev Teams
The Pragmatic Guide to Velocity-Driven Debugging for Modern Dev Teams The Pragmatic Guide to Velocity-Driven Debugging for Modern Dev Teams Debugging …
Building a Modern Software Engineer Portfolio: A Practical, Actionable Roadmap
Building a Modern Software Engineer Portfolio: A Practical, Actionable Roadmap Building a Modern Software Engineer Portfolio: A Practical, Actionable …
React + TypeScript Best Practices in 2025: What Actually Matters
You open a new React project, add TypeScript, and immediately hit Stack Overflow for how to type your first prop. The first answer says use interface …
5 Angular Features Developers Should Actually Pay Attention to in 2026
Introduction Angular has changed a lot over the past few releases. Between Signals, standalone components, modern template syntax, and rendering impro…
Designing a Personal Engineering Niche: Building a Revenue-Grade Side Project Trail
Designing a Personal Engineering Niche: Building a Revenue-Grade Side Project Trail Designing a Personal Engineering Niche: Building a Revenue-Grade S…
Web Security Is Everyone's Job: A Developer's Field Guide
Security is not a feature you bolt on after launch. It is not the CISO's problem alone. It is not a checklist you run through before a compliance audi…
Frontend System Design Interviews: What They Are, Why They Matter, and How to Actually Prepare
For mid-to-senior developers who want to stop winging it. If you've been a developer for 3+ years and you're targeting senior roles, there's a round i…
Micro-Frontends, One Year On: The Workarounds That Made Single-SPA Reliable for Us
A year ago, I wrote about our first year with micro-frontends . It was a frank retrospective: the win was framework autonomy and independent deploys, …
From Specs to Tickets: Automating Jira Setup with Node.js and the Jira API
The plan was simple Take the specs we'd written, turn them into Jira epics, stories and subtasks, and start sprinting. It took longer than expected. H…
How to build your professional network as a developer — authentic strategies
How to build your professional network as a developer — authentic strategies Building a Genuine Professional Network in Tech: A Practical Guide for In…