Tech Skills
Frontend Engineering
HTML, CSS, JavaScript, React, Next.js, performance and modern web development
Skills in this topic
5 skills — Sign in to track your progress
HTML & CSS
beginner
Build a responsive layout with CSS Grid and Flexbox
JavaScript Fundamentals
beginner
Write async code with Promises and async/await
React
intermediate
Build a data-fetching app with useEffect and useState
Frontend Performance
intermediate
Achieve a 90+ Lighthouse score
Modern Frontend Stack
advanced
Build a Next.js app with SSR and ISR
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
I stopped using React for simple tools — and started shipping in a single HTML file
I didn’t quit React because it’s bad. Continue reading on Medium »
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
useRef Lock for Payment API — Prevent Duplicate Payments in React
One of the most common bugs in payment flows: user clicks the button twice, and two payments get processed. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Angular v22 Has a Feature React Developers Will Be Jealous Of
If you’ve started experimenting with Angular v22 Resources, you’ve probably noticed a frustrating UX issue. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
We need to stop pretending that frontend in 2026 is just building landing pages.
We are building massive, distributed enterprise systems. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
I Removed Every useEffect From My Data Fetching. Here’s What Replaced Them.
A direct follow-up to my useEffect article. Three patterns that retired the worst kind of useEffect in my codebase, plus the one rule I… Continue reading on Lev

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
The Frontend Components You No Longer Need JavaScript For
HTML and CSS quietly absorbed the UI patterns we used to script by hand. Here’s what to hand back to the browser. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
ServiceNow Frontend Engineer Interview | Senior Software Engineer
Company: ServiceNow Role: Senior Frontend Engineer Experience: 5 Years Continue reading on Frontend Army »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Stop Abuse of useState: How to Put Your React Components on a Diet
When you first discover hooks in React, useState feels like magic. It is the literal heartbeat of your interface. You want an input field… Continue reading on M

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Document Object Model (DOM)
The DOM (Document Object Model) is a programming interface for web documents. Continue reading on Medium »
Reddit r/programming
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Frontend Minimalism in Action: Do More With Less JavaScript | Peter Kröner | webinale Berlin 2026
submitted by /u/Infamous_Sorbet4021 [link] [comments]

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Stop Blaming the Network: How to Fix Angular’s Fatal INP Flaw
Your API responds in 50ms, but the app still feels frozen. INP doesn’t care about your backend. It cares about your main thread. Continue reading on JavaScript
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
7 Free Tools Every React Developer Should Be Using in 2026
Most React developers are wasting hours on things that free tools can handle in seconds. I know because I was one of them. Between… Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
I reach for Next.js
The numbers aren’t even the interesting part. The interesting part is that I felt caught. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Frontend didn’t become slower.
It became too complex to be handled by scripts.
In 2026, Frontend Systems Need Engines — Not Scripts. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
I Built 12 React Apps. These 7 Mistakes Cost Me Months
When I started learning React, I thought building more projects automatically meant becoming a better developer. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Angular 22 Just Killed zone.js Forever: What Breaks and How to Fix It
No more magic abstraction. Your UI will freeze if your app depends on using bare setTimeout, RxJS subscriptions, or external libraries for… Continue reading on

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
React vs Angular: Choosing the Right Tool for Your Frontend
There’s a question every frontend developer eventually faces, whether joining a new team, starting a greenfield project, or just trying to… Continue reading on

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
10 React Questions Senior Frontend Developers Should Be Able to Explain
At senior level, React interview questions rarely stop at “what does this hook do?” Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
The Best Frontend Mocking ORM Was Trapped Inside MirageJS. So I Set It Free.
How miragejs-orm became a standalone, TypeScript-first package — no server, no inflection magic, no schema getting in your way. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Micro-Frontends Have Finally Grown Up
The architecture the frontend world love-hated is now quietly powering enterprise web at scale Continue reading on Medium »

Medium · Startup
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
# Angular Solves Problems Startups Rarely Notice
The first warning sign was not a frontend crash. It was a hiring metric. A growing SaaS company noticed that new frontend engineers who… Continue reading on Med
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Memisahkan Komponen Statis & Dinamis Menggunakan Vite (NPM) dan Database XAMPP
Halo semuanya! Saat kita mulai belajar pengembangan web modern, salah satu konsep paling mendasar yang wajib dipahami adalah arsitektur… Continue reading on Med

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
React 19, One Year In — What Actually Shipped and What’s Worth Adopting
React 19 didn’t arrive as a single event. It landed as a release, then quietly became a platform — Actions, the compiler, Server… Continue reading on Towards De

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Angular 22 Just Dropped — Here Are the 5 Features That Change How You Write Code Today
Angular 22 released on June 4, 2026. OnPush is now the default. Signal Forms are stable. The Resource API is production-ready. Here is… Continue reading on Medi

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Building Smart Notes Pro: A Feature-Rich Notes App with HTML, CSS, and JavaScript
Building Smart Notes Pro with VibeCoding and Vanilla JavaScript Continue reading on Medium »
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
HTML Content Extractor - FreeCodeCamp Daily Challenge 6/12/2026 (JavaScript)
Given a string of HTML, return the plain text content with all tags removed. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
Front-end Patterns — Event Delegation
Design Patterns Don’t Always Translate to the Browser Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
3w ago
How to Build a Fluid 3D Bubble Navbar Indicator with HTML, CSS and JavaScript
This is a fun little tutorial where we will build a rounded navigation bar with a smooth blue indicator that follows each link when the… Continue reading on Med

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Understanding How React Is Built: A Deep Dive into the Fundamentals — Part 1
In today’s rapidly evolving AI-driven landscape, new tools, frameworks, and libraries emerge almost every day. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Frontend Developers Who Cannot Build These 6 Features Are Getting Replaced by Those Who Can
Most developers can build a form. Most can fetch data from an API. But the moment a product manager says, "Can we add infinite scroll?” or… Continue reading on

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
How I cracked my first front-end interview: a honest retrospective
The night before my interview I revised event bubbling for two hours. Wrote it out, drew diagrams, explained it to myself out loud like a… Continue reading on M

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
What’s Inside Angular’s dist/ Folder: Every File Explained
Part 6 of the “Angular, Decoded” series Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Ever Quint Frontend Interview Experience | Screening Round
Recently, I was interviewed by Ever Quint, and here’s how it went. Continue reading on Frontend Army »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Micro-Frontends: When One App Is Secretly Many
How to break one frontend into many: the four real approaches, when each fits, and when you shouldn’t bother Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
JavaScript and React Aren’t the Main Game Anymore
The web stack still matters. It just isn’t the center of the conversation anymore. Continue reading on Stackademic »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Introducing Pagiflow: The High-Performance, Zero-Dependency Slider Library for the Modern Web
If you’ve been building for the web, you know the struggle: you need a sleek, responsive image slider or carousel, but the available… Continue reading on Medium
Reddit r/webdev
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Recommendations for a visual HTML builder
tl;dr: I'm looking for a visual HTML builder - not a design tool, but something that specifically builds code Hi everyone, I feel the need to explain before any

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Frontend Architecture Is What Every Ecosystem Eventually Invents
Frontend didn’t become complex because developers made bad choices. It became complex because the browser evolved into a distributed… Continue reading on JavaSc

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
HTMX vs React: Which Frontend Approach Makes More Sense
For more than a decade, React has been the default answer to frontend development. Continue reading on Medium »
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Why Your Frontend is Still Slow After Every Optimization
You’ve optimized your React components. You’ve implemented lazy loading. You’ve reduced bundle sizes. You’ve compressed images. Continue reading on Medium »
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Angular v22: @boundary, Multi-Case Switch, and Inline Arrow Functions
Let’s be honest: Angular templates have been the quiet achiever of the framework’s renaissance. While everyone was rightly excited about… Continue reading on Me

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
4w ago
Why React? The Simple Reason We Move Beyond HTML, CSS, and JavaScript
If you want to build a website, you always start with three core technologies: Continue reading on Medium »
Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Next.js vs React: Which One Should You Learn First in 2026?
If you have Googled “Next.js vs React,” you are not alone. This is one of the most searched questions among beginner developers in 2026. Continue reading on Med

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Goodbye route.parent?.parent?: Angular 22 makes param inheritance finally sane
Angular 22 quietly flipped a router default that has been annoying developers for years: paramsInheritanceStrategychanged from 'emptyOnly'… Continue reading on

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Stop Fighting Document Viewers. One Line of React for PDF, Word, Excel & PowerPoint.
A free, MIT-licensed viewer that runs 100% in the browser — no server, no Microsoft iframe, no API keys. Continue reading on Medium »

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Contemporary React Tooltip — with Almost No JavaScript
I built Contemporary React Tooltip to see how much of JS the browser can now do with CSS now. Turned out almost all of it. It’s ~8 kB… Continue reading on Mediu

Medium · JavaScript
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
The Browser Is Becoming an Operating System. Most Developers Haven’t Realized It Yet
A few years ago, browsers were simple. Continue reading on Front-end World »
Medium · Data Science
🌐 Frontend Engineering
⚡ AI Lesson
1mo ago
Technical Wednesday #1: How to Add an Auto-Refresh Checkbox to Your Website (Every 10 Seconds)
A simple JavaScript feature. Continue reading on Medium »
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