Why We Rebuilt Our Magento Checkout with React: Performance Results
Magento's default Luma checkout loads a heavy Knockout.js stack, dozens of RequireJS modules, and payment iframes that fight for the main thread. For …
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Why modal.open() should return Promise<TResult>, not Promise<any>
How treating modals as typed async operations eliminates boolean state, callback chains, and runtime surprises in React apps. React applications often…
Common mistakes when building a multi-domain photo app (CZ/SK/PL/EN/DE from one codebase)
At Inithouse, a studio shipping a growing portfolio of products in parallel, we run an AI photo animation tool across five country domains from a sing…
Sync State Across Browser Tabs: Master BroadcastChannel in React ⚡
The Cross-Tab Desync Problem In modern SaaS web environments at Smart Tech Devs, enterprise power-users frequently operate with multiple browser tabs …
How I Built a Prompt-to-Music AI Agent & Browser-Based Karaoke Separator with React & ONNX
Tags: react , webdev , onnx , audio Introduction Music generation, vocal separation, and intelligent arrangement have traditionally been server-side t…
Next.js 14: 'Could not find the module in the React Client Manifest' — The Real Cause Nobody Tells You
The Dreaded 'Could not find the module in the React Client Manifest' Error It started, as these things often do, with a failed deployment. I was pushi…
Debugging the Google Maps Duplicate Loading Bug in React
Originally published on clintech.me If you've integrated Google Maps into a React app and seen Autocomplete randomly stop working, Directions silently…
Эволюция клиента для Ollama: от PostgreSQL к MongoDB
Привет. Меня зовут Николай Пискунов, я руководитель направления Big Data и эксперт курса Cloud DevSecOps по безопасной разработке от Академии вАЙТИ Be…
Advanced React Engineering: Building Scalable Frontend Systems Beyond the Basics
React is often introduced as a UI library for building components. But in real-world applications, especially at scale, React becomes something much m…
We Built NeuralDrive — an AI-Powered Emergency Routing System on AWS in One Day — Top 10 at One With AI Hackathon
Hey Dev community! 👋 Our 4-person team just made it to the Top 10 of the One With AI Hackathon by Arthurite Integrated x AWS. Here's our quick stack: …
Full-Stack with Next.js — From React Dev to Full-Stack Engineer
Read Time: ~15 minutes | The bridge from React UI library to production full-stack framework Prerequisites : React fundamentals, hooks, state manageme…
I Built 5 React Landing Page Templates in 2 Weeks — Here's What I Learned
A few weeks ago I set myself a challenge: build 5 production-ready React landing page templates, each targeting a completely different niche, and sell…
Implementing Protected Routes and Authentication in React (2026 Edition)
This is an updated rewrite of my 2021 article on protected routes . A lot has changed in the React ecosystem since then. React Router moved from v5 to…
I'm a DevOps engineer with no mobile experience, so I built and shipped an iOS app
I kept seeing people (myself included) let professional certifications quietly expire - AWS, Microsoft: Azure, CompTIA - and only notice during a job …
ConfigMaps for Environment Variables in a React App: Stop Rebuilding, Start Injecting
TL;DR: Create React App builds bake environment variables at build time. ConfigMaps let you inject runtime configs into your container. Here’s how to …
How I Improved Lighthouse Performance on My Portfolio Without Killing the Visual Experience
How I Boosted Mobile Lighthouse Scores Without Ruining My Site’s Design When optimization advice tells you to "just delete animations, drop background…
60fps Real-Time Graphics: OffscreenCanvas in Next.js ⚡
The Interactive Dashboard Bottleneck Modern enterprise platforms at Smart Tech Devs demand high-density data visualizations. We build tracking spaces …
From Scratch: How to Integrate Reasonix CLI into the HagiCode System
From Scratch: How to Integrate Reasonix CLI into the HagiCode System This article shares the complete technical practice of integrating Reasonix CLI a…
How do you handle "Hackathon Burnout" after shipping two projects back-to-back?
Hey DEV Community! 👋 I just officially hit "submit" on my entries for both the June Solstice Game Jam (I built Solstice Sync, a fast-paced cosmic alig…
Cut Network Latency: Optimize Next.js with Brotli ⚡
The Overlooked Bandwidth Tax When optimization is discussed in modern frontend development, developers frequently focus on component code-splitting or…
Next.js Dark Mode Without the Flash (Tailwind v4)
Every dark mode implementation has the same enemy: the flash. The page renders in light mode, then instantly switches to dark. It happens because Java…
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…
Poker Game Development -Technical Architecture
Developing a poker application requires a rigorous architecture that balances real-time low-latency gameplay with strict cryptographic security and re…
Why I’m building a media CDN to fix the "Math Equation" URL problem
As developers, we’ve all been there. You’re shipping a feature, you need to deliver images, and you reach for the standard industry "media cloud." Eve…
My First React Project (Part 3): Reusable Components, Framer Motion Animation, and Key Lessons Learned
This is the third and final part of my first React project for the Frontend Mentor's Digital Bank Landing Page Challenge . I'm excited to say that I f…
Why I stopped reading "Old vs New" posts
Why I stopped reading "❌ Old vs ✅ New" posts I used to scroll past them. Then I started ignoring them. Now? I don't read them at all. Not because they…
This Week In React #284 : TanStack Start, Compiler, React Router | App.js, Gesture Handler, SPM, Expo | npm, Node.js, Astro
Hi everyone, Kacper and Filip from Software Mansion here. This week, TanStack Start is once again in the spotlight. The React Compiler in Rust is on i…
I tried to use vis.js… then SSR and performance got in the way
I needed a timeline for a reporting feature. Not just something interactive in the browser, but something that could also be rendered server-side and …
I built Img2Gen, a GPT Image 2 studio on Cloudflare Workers
I recently built Img2Gen , a focused web studio for GPT Image 2 generation. The idea was simple: I wanted something more practical than a single promp…
Building a Real-Time Chat Feature with Django Channels and React
Building a Real-Time Chat Feature with Django Channels and React Real-time features have become table stakes for modern web applications. Whether it i…