Gyanish Shrivastava’s Post

🚀 Little-Known React Native Performance Tricks (2025 Edition) After 2+ years of working with React Native, I’ve realized true performance lies beyond just using FlatList or memoizing components. Here are some pro-level tricks that most developers overlook 👇 💡 Optimize startup time (TTI) — defer heavy work ⚡ Leverage view-flattening — reduce native views 🔧 Prefer native-optimized libraries — offload heavy JS 🧠 Enable the new architecture (Fabric + JSI) 🔄 Use concurrent APIs & Worklets 🧩 Split contexts and use atomic state libs like Zustand/Jotai 📊 Monitor performance with Flipper, Sentry, and Flashlight These tweaks can make your app feel smoother, lighter, and more “native” than ever before. #ReactNative #MobileDevelopment #JavaScript #AppPerformance #ReactJS #DeveloperCommunity

🧠 Unpopular Opinion: React is getting too complicated for beginners. Hooks. Context. Suspense. Server Components. For newcomers, it’s a maze, not a framework. Back then, you could understand React in a weekend, now, you need a roadmap. Yes, these features make apps faster and cleaner, …but they also raise the entry barrier for new devs. 👉 I’m not saying React is bad, it’s evolving. But sometimes, I miss when it was just components + props + state. What do you think? Is React still beginner-friendly, or has it become over-engineered? #ReactJS #FrontendDevelopment #WebDev #TechDebate #JavaScript

Hello everyone!!! ✅one of the most essential topics in React JS — Components . 🚀 A Component in React is like a small, reusable piece of UI that we can use multiple times in our project. It helps to make our application more organized, reusable, and scalable ⚡ ✅ Here's what I explored today: 🔹 What are Components and why they are the heart of React JS ⚛️ 🔹 Types of Components in React: 👉 Functional Components — simple and easy to write using functions. 🔹 How to create, export, and import components inside a React jsx 🌐 🔹 How to pass data using props and reuse components efficiently 🔁 🔹 Understanding how components communicate and render dynamically . ➡️Eg:-practiced: I created a simple functional components and return , render it inside the browser localhost: 5173 component. ➡️ It was amazing to see in the 🌐browser app components,name , number, hello world see this video. #ReactJS #Components #FrontendDevelopment #LearningJourney #WebDevelopment #JavaScript #Coding #DeveloperCommunity #10000Coders

What if you could learn React without switching tabs or setting up anything? Now you can. React Course is live — https://dub.sh/react-learn From HTML to React, every topic runs directly in the browser with editable, live code. If you’re starting your frontend journey or preparing for a React role, this is a good place to begin. #React #ReactJS #FrontendDevelopment #WebDevelopment #LearnReact #ReactDevelopers

🚀 How I Boost React Performance Without Rewriting Everything One thing I’ve learned as a React and Next.js developer: every project starts fast — until it doesn’t. Then comes the endless debugging, wondering why that “simple” component suddenly takes forever to render. Over time, I realized the slowdown isn’t React’s fault. It’s the tiny decisions we make every day that slowly stack up — and steal performance. Here are a few lessons that consistently made a difference in my projects: ✅ Memoize what doesn’t change (React.memo, useCallback, useMemo) ✅ Split big components to isolate state and reduce re-renders ✅ Keep lists stable — the right key can literally fix unexpected behavior ✅ Profile, don’t guess — React Profiler reveals what’s really going on Because at the end of the day, performance isn’t about “writing faster code” — it’s about understanding how your app behaves. 👉 Have you ever had to chase down performance bugs in React? What was the biggest culprit in your case? #React #NextJS #Frontend #Performance #JavaScript #WebDevelopment #ReactJS #TechCareers

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

This highlights an important trend: the gap between what browsers can do natively and what our frameworks expose is closing. As developers, we should be more aware of native hooks like transitions. Great example of thinking beyond framework boundaries. #React #AsyncReact #React19

Ever wondered why React apps feel so fast? It’s not magic, it’s the Virtual DOM at work. In this video, I break down what the DOM really is, how it changes, its limitations, and how React’s Virtual DOM solves them all, smartly. Watch till the end, you’ll never look at “re-rendering” the same way again⚡️ #ReactJS #WebDevelopment #FrontendEngineering #JavaScript #CodingTips

🚀 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