React 19 and React Native 0.76 updates: faster re-renders, improved DX

Starting with React JS? Here’s the 2025 Roadmap 🛣️ If you're entering React today, don’t overcomplicate it. Start with: 1️⃣ JavaScript Fundamentals – ES6+, async/await, array methods 2️⃣ React Core – Components, Props, State, Hooks 3️⃣ Routing – React Router or Next.js App Router 4️⃣ State Management – Context API → Zustand/Redux 5️⃣ API Handling – Fetch, Axios, React Query 6️⃣ UI Libraries – Tailwind CSS / Material UI ✨ Focus on building small projects—your skills will compound fast. #ReactJS #100DaysOfCode #LearnToCode #JavaScript

NestJS brings ultimate structure, scalability, and TypeScript-first development to enterprise apps. Modular architecture Advanced dependency injection Clean code & easy maintenance Built-in testing, guards, middleware, interceptors If you’re building large-scale projects, NestJS is the game-changer you need! Are you still doing everything in plain NodeJS? Time to upgrade and code smarter! 💡🔥 #NestJS #NodeJS #BackendDevelopment #TypeScript #WebDeveloper #TechReels #ScalableApps #ModernCoding #EnterpriseTech #Javascript #DeveloperLife #ViralReels

👀 Eye opening fact about Node.js 👇 console.log is a hidden trap in #Node.js. While it may be sitting in your codebase looking like a innocent debug measure, it can drastically hit your app performance. Thinking why ? console.log invoked process.stdout.write under the hold which actually write to #TTY (terminal) synchronously which actually blocks the event loop. Have a look at results of load testing. 👇 While it's different in browsers due to #DevTools. Instead use pino or Winston for async logging, ditch console.log. #javascript #typescript #MERN #MEAN #express #JS #backendengineering

🚀 React 19.2 is here — and it’s packed with smart upgrades! Just watched this quick five-minute overview, and I’m seriously impressed by how much thought has gone into performance and developer experience. From the new Activity component for smarter rendering to useEffectEvent for cleaner event logic, React keeps raising the bar. What stood out to me most: ⚡️ cacheSignal — a powerful step toward better server-component caching 🧩 Partial pre-rendering — optimizing performance right where it matters 🧠 ESLint plugin upgrade — small change, big developer quality-of-life boost It’s exciting to see React evolving in ways that make modern front-end development more intuitive and efficient. If you’re working with React, this update is worth a look — small details, big impact. #ReactJS #WebDevelopment #JavaScript #Frontend #React19 #Coding #DevTools #Performance

🚀 Exploring React 19: Auto-Memoization with the React Compiler In today's exploration of React 19, I delved into the new React Compiler, a game-changer for performance optimization. 🔍 What's New? The React Compiler now automatically applies memoization to your components, reducing the need for manual useMemo or useCallback hooks. This feature enhances performance by preventing unnecessary re-renders, leading to smoother user experiences. 💡 Why It Matters: Simplifies codebase by eliminating redundant memoization logic. Improves application performance without additional developer overhead. Allows developers to focus more on building features rather than optimizing renders. 🔗 Learn More: For a deeper understanding, check out the official React 19 release notes: React #ReactJS #React19 #WebDevelopment #FrontendDevelopment #JavaScript #PerformanceOptimization

🚀 React Day 3 — JSX, Babel & Components Explained I’ve just published my Day 3 blog on building a React app from scratch — this one dives into JSX, Babel, functional components, and how to simplify your React workflow using npm scripts. 🔍 Highlights ->What npx actually does and how to run local & production builds ->Adding shortcuts in package.json (npm run start, npm run build) ->What JSX is and how it makes React code cleaner and more readable ->How Babel converts JSX into browser-friendly JavaScript ->Understanding functional components and component composition If you’re starting with React or want to refresh your fundamentals, this post walks you through everything step by step with examples. 📖 Read the full blog here: 🔗 [https://lnkd.in/eFCcAumY] #ReactJS #JavaScript #Frontend #WebDevelopment #JSX #Babel #Components #CodingJourney

React Developers: Are your components suffering from useEffect misuse? The useEffect hook is powerful, but easily misunderstood. Misplaced dependencies, forgotten cleanups, and derived state issues are common culprits for bugs and performance hits. In my latest blog post, I break down the 4 most critical useEffect anti-patterns I see in professional codebases (including the dreaded infinite re-render loop): Dependency Array Pitfalls (Stale closures, unstable objects) Derived State Misuse (When to use useMemo or just compute on render) Cleanup Failures (The memory leak trap) Misapplication (Using effects for what belongs in event handlers) Master these best practices to write cleaner, more performant React. Click to read the expert debugging guide: [ https://lnkd.in/g9NpcKBq ] #Reactjs #FrontendDevelopment #CodeQuality #ProgrammingTips #SoftwareEngineering

🧩 The React Developer Starter Pack (2025 Edition) The Modern React Dev Starter Pack includes: ✅ 3 open PRs you’ll never merge ✅ A Zustand store bigger than your backend ✅ 12 useEffect hooks that fight each other ✅ A Next.js project named “new-final-FINAL-v2” But jokes aside — 2025 React is insanely powerful: Auto-optimization via React Compiler RSCs in production (Next.js 15) Simpler state management with Jotai/Zustand React is maturing fast — time to unlearn some habits from the old days. 🔖 #ReactJS #NextJS #FrontendDevelopment #ProgrammingHumor #WebDev #JavaScript #CodeNewbie #AdvancedReact

⚛️ Automatic Batching in React 18 — Smarter, Faster Renders ⚡ In older React versions, batching (grouping multiple state updates into one re-render) only happened inside React event handlers. React 18 changed that forever -> Now, React batches every state update — even inside: • setTimeout() • Promises / async calls • Native event listeners 💡 This means: -> Want to render immediately? Use flushSync() — React’s “update now” button. Automatic Batching = ⚙️ Smarter scheduling + ⚡ Faster apps + 🧠 Less boilerplate #ReactJS #FrontendDevelopment #Performance #WebDevelopment #JavaScript #100DaysOfReact

𝗛𝗼𝘄 𝗡𝗲𝘀𝘁𝗝𝗦 𝗤𝘂𝗶𝗲𝘁𝗹𝘆 𝗙𝗶𝘅𝗲𝗱 𝗢𝘂𝗿 𝗧𝗲𝗮𝗺 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻 We didn’t switch to NestJS for performance. We switched because our team started arguing about folder names 😅 In Express, everyone had their own style: routes here, services there, logic everywhere. Code reviews turned into detective work. “Who wrote this middleware?” “Why is this file in the utils folder?” That chaos slowed us down more than any API call ever could. Then we moved to NestJS — and everything changed. - Modules brought structure. - Dependency Injection made logic predictable. - Suddenly, code reviews felt like collaboration, not confrontation. We didn’t just get better code — We have a shared way of thinking. That’s why now I say: 𝗡𝗲𝘀𝘁𝗝𝗦 𝗱𝗼𝗲𝘀𝗻’𝘁 𝗷𝘂𝘀𝘁 𝘀𝗰𝗮𝗹𝗲 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽 — 𝗶𝘁 𝘀𝗰𝗮𝗹𝗲𝘀 𝘆𝗼𝘂𝗿 𝘁𝗲𝗮𝗺 #NestJS #NodeJS #BackendDevelopment #SoftwareArchitecture #TeamWork #TechLeadership #JavaScript #Microservices #Scalability