Building React Calculator UI with Strong Foundations

֎ AI Model Hub AI Hub is a modern React-based web application that provides access to multiple frontier AI models under a single platform. Users can browse AI models, subscribe to them, manage a cart, and simulate a checkout experience. 🛠️ Technologies Used • React.js – Frontend library • Tailwind CSS – Utility-first CSS framework • DaisyUI – Tailwind UI component library • React Icons (Lucide React) – Icon library • React Toastify – Notifications • JavaScript (ES6+) • HTML5 & CSS3 🌐 Live Demo : https://lnkd.in/g-nKreUF I’m continuously learning and improving my frontend development skills. Feedback and suggestions are always welcome! #React #TailwindCSS #JavaScript #FrontendDevelopment #WebDesign #ResponsiveDesign #DaisyUI #WebDevelopment #ReactToastify #LucideReact #HTML5 #CSS3

99% of developers get stuck in 'Tutorial Hell'. I spent my weekend building a live Micro-SaaS. Most group trips never happen because of one friction point: Budget calculation. So, I engineered BRYT OS in 48 hours to solve exactly that. I didn't just want to code a website; I wanted to build a Revenue-Generating Product. Here is how I architected it from scratch: ⚙️ The Engineering Mindset: Zero-Dependency Architecture: Skipped heavy frameworks like React for this MVP. Built with Vanilla JS to ensure sub-second execution and zero bundle bloat. Premium UX/UI: Designed a custom Glassmorphism interface using advanced CSS3 (backdrop-filter). Why? Because user trust starts with world-class design. Business Logic Integration: Built dynamic DOM algorithms for the 'Expense Splitter' and integrated real-time Affiliate Routing (Skyscanner/Booking.com). The tool doesn't just calculate; it converts. Cloud Hosted: Shipped and deployed via Netlify with version control on GitHub. 🤖 How I used AI (The Reality): I didn't use AI to write my code; I used it as my Senior Pair-Programmer. When I hit a bottleneck with dynamic DOM event delegation, I prompted AI to analyze my logic, not do my homework. It helped me refactor the code to MNC-grade standards in minutes. Execution > Perfection. If you can build a solution in 48 hours, imagine what you can build in a year. 🌐 Experience it live: [https://lnkd.in/edKmabhY] 💻 Tear down my code Feedback from senior engineers and founders is always welcome! 👇 #SoftwareEngineering #BuildInPublic #JavaScript #MicroSaaS #WebDevelopment #48HourChallenge #ProductDesign #FrontendDeveloper #TechInnovation

🚀 Optimizing Performance in React: When & Why to Use useMemo In modern React applications, performance optimization becomes crucial as components grow in complexity. One powerful yet often misunderstood hook is useMemo. 🔍 What is useMemo? useMemo is a React Hook that memoizes (caches) the result of a computation, ensuring it is only recalculated when its dependencies change. 💡 Why use useMemo? Avoid Expensive Recalculations When you have heavy computations (e.g., filtering large datasets, complex calculations), useMemo prevents unnecessary re-execution on every render. Improve Rendering Performance It reduces the computational load during re-renders, especially in high-frequency updates. Stabilize Reference Values Useful when passing objects/arrays as props to child components to prevent unwanted re-renders. 📍 Where should you use it? When dealing with large lists or datasets In derived state calculations When passing computed props to memoized components Inside performance-critical components (e.g., dashboards, analytics UI) ⚠️ Common Mistake Avoid overusing useMemo. It adds its own overhead. Use it only when there's a measurable performance benefit. 🧠 Example: const filteredItems = useMemo(() => { return items.filter(item => item.active); }, [items]); ✅ Key Takeaway useMemo is not about premature optimization—it's about strategic optimization. Measure performance, identify bottlenecks, and then apply it where it truly matters. #ReactJS #FrontendDevelopment #WebDevelopment #PerformanceOptimization #JavaScript #CodingTips

Today I built a simple yet powerful Test Generator using basic frontend technologies and an OpenRouter API key. This project takes input in the form of content or files and automatically generates relevant test questions based on the provided material. It helps save time and makes the process of creating quizzes much easier and smarter. Deploy Link: https://lnkd.in/dXWsrFEM Key Functionality: Accepts user input (text/file) Analyzes the content using AI Generates structured test questions instantly Works with a clean and simple frontend (HTML, CSS, JavaScript) This is just a small step towards building smarter AI-powered educational tools. Looking forward to improving it further with more features and better accuracy! #WebDevelopment #Frontend #JavaScript #AI #OpenRouter #Projects #LearningJourney

What if you could take any live website and instantly rebuild it as a clean Next.js codebase — no manual slicing required? I recently stumbled on a GitHub template that lets you clone any site with a single command, using AI coding agents like Opus 4.6. Point it at a URL, run `clone-website`, and the agent inspects the page, extracts design tokens, writes component specs, and builds parallel sections. The repo even syncs source files so you can edit once and regenerate all platform copies automatically. This isn’t just a time‑saver; it’s a shift in how we think about ownership of digital assets. When AI can reverse‑engineer UI with exact `getComputedStyle()` values, the line between design and code blurs, giving teams the freedom to iterate at the speed of thought. Early tests show a 3‑fold reduction in front‑end setup time, a trend that’s reshaping rapid prototyping. 👉 Clone a site with one command 👉 Extract design tokens automatically 👉 Sync changes via source files 👉 Run builders in parallel 👉 Customize for your stack When we let machines handle the repetitive grind, we reclaim space for strategic thinking and ethical decision‑making — the true leverage of leadership in an AI‑first world. Which live site would you clone first, and how would you re‑imagine it for the next decade? #AI #WebDevelopment #Nextjs #Leadership #DigitalTransformation #Ethics #NoCode Reference: [https://lnkd.in/geWFqn4V] 🔄 Share 👍 React 🌐 Visit www.aravind-r.com #AravindRaghunathan

Just shipped something I've been building in my spare time — 𝗣𝗮𝗴𝗲 𝗙𝗼𝗿𝗴𝗲 https://lnkd.in/dGupfGNS An 𝗔𝗜-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝘄𝗲𝗯𝘀𝗶𝘁𝗲 𝗯𝘂𝗶𝗹𝗱𝗲𝗿 that turns a single prompt into a fully structured, downloadable webpage. Think Lovable.dev — but built from scratch to understand how it actually works under the hood. You type: → "Create a SaaS landing page for a fintech startup" AI generates the page. You download a single HTML file. 𝗗𝗼𝗻𝗲. No accounts to export from. No platform lock-in. 𝗝𝘂𝘀𝘁 𝗮 𝗰𝗹𝗲𝗮𝗻, 𝘀𝗲𝗹𝗳-𝗰𝗼𝗻𝘁𝗮𝗶𝗻𝗲𝗱 𝗛𝗧𝗠𝗟 𝗳𝗶𝗹𝗲 you own completely. ⚙️ 𝗪𝗵𝗮𝘁’𝘀 𝘂𝗻𝗱𝗲𝗿 𝘁𝗵𝗲 𝗵𝗼𝗼𝗱 - 𝗡𝗲𝘅𝘁.𝗷𝘀 𝟭𝟲 (App Router) + TypeScript (strict) - OpenAI API with a 𝗰𝗹𝗲𝗮𝗻 𝗮𝗯𝘀𝘁𝗿𝗮𝗰𝘁𝗶𝗼𝗻 𝗹𝗮𝘆𝗲𝗿 (LLM-agnostic) - Supabase for auth, DB, and storage - 𝗝𝗦𝗢𝗡-𝗱𝗿𝗶𝘃𝗲𝗻 𝗿𝗲𝗻𝗱𝗲𝗿𝗶𝗻𝗴 𝗲𝗻𝗴𝗶𝗻𝗲 - Zustand for lightweight client state - 𝗠𝗼𝗱𝘂𝗹𝗮𝗿 𝗮𝗿𝗰𝗵𝗶𝘁𝗲𝗰𝘁𝘂𝗿𝗲 → AI layer → Service layer → UI 🧠 𝗧𝗵𝗲 𝗿𝗲𝗮𝗹 𝗽𝗿𝗼𝗯𝗹𝗲𝗺 The interesting part wasn’t the AI call. It was building a 𝗿𝗲𝗻𝗱𝗲𝗿𝗶𝗻𝗴 𝗽𝗶𝗽𝗲𝗹𝗶𝗻𝗲 that takes: { type: "hero", props: {...} } → maps it to React components → compiles it down to a 𝗽𝗼𝗿𝘁𝗮𝗯𝗹𝗲 𝗛𝗧𝗠𝗟 𝗳𝗶𝗹𝗲 You can open it anywhere. Host it anywhere. Ship it to a client instantly. Most AI tools give you a preview. 𝗣𝗮𝗴𝗲 𝗙𝗼𝗿𝗴𝗲 𝗴𝗶𝘃𝗲𝘀 𝘆𝗼𝘂 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝘀𝗵𝗶𝗽. Still early — but the foundation is solid. Next up: - Multi-page support - Section regeneration - Project versioning #BuildInPublic #NextJS #OpenAI #Supabase #AITools #WebDev #SaaS #TypeScript #IndieHacker

Same UI, same experience — just a different approach. #Day84 Built the same hover effect using CSS and Tailwind, and it clearly shows how the approach changes the workflow. CSS gives full control and flexibility, while Tailwind helps speed things up with utility classes and built-in styles. Still learning when to choose what — but it’s all about writing cleaner code and building faster without losing quality. 🚀 ♻️ Repost to help your network ➕ Follow me Arun Dubey AI For Career to grow your AI skills CSS vs Tailwind — which one would you choose? 👇 #FrontendDevelopment #WebDevelopment #CSS #TailwindCSS

I'm still learning to code but tools like this are changing what's possible even for beginners. If you're using Claude Code, you need to install 5 skills right now. They're free, and you literally tell Claude to do it for you. Here's what I've been using: 1. Frontend Design: Tired of AI building websites that look like... AI built them? This skill fixes that. Just type "/plugin," search "Frontend Design," and install. 2. Simplify: After Claude writes your code, type /simplify, and it spawns 3 agents that automatically review the quality and fix it. It's like having a built-in code review team. 3. Skill Creator: Tell it what workflow you want to automate, and it builds the entire skill for you, including testing. Type /skill-creator, and let it work. 4. Webapp Testing: This one gives Claude an actual browser so it can test your app in real time. Type /plugin, search Webapp Testing, install. Done. 5. MCP Builder: Want Claude to connect to any tool or API you already use? This teaches it how. Type /plugin, search MCP Builder, and install. 3 of these are already built into Claude Code. The other 2 are one click away in the plugin marketplace. The barrier to building real things is getting lower every week. You don't have to be a senior developer to create something valuable anymore. 💬 Comment "CLAUDE" and follow me, I'll send you free Claude lessons to help you get started. #AI #ClaudeAI #Coding #AITools #Productivity #ClaudeCode #TechTransition #LearningInPublic

🚀 𝗗𝗮𝘆 𝟳 𝗼𝗳 𝗥𝗲𝗮𝗰𝘁: 𝗙𝗿𝗼𝗺 𝗦𝘁𝗮𝘁𝗶𝗰 𝗨𝗜 → 𝗜𝗻𝘁𝗲𝗿𝗮𝗰𝘁𝗶𝘃𝗲 𝗧𝗵𝗶𝗻𝗸𝗶𝗻𝗴 ⚛️ Yesterday I focused on 𝘴𝘵𝘳𝘶𝘤𝘵𝘶𝘳𝘦. Today I focused on 𝗵𝗼𝘄 𝘁𝗵𝗶𝗻𝗴𝘀 𝗮𝗰𝘁𝘂𝗮𝗹𝗹𝘆 𝘄𝗼𝗿𝗸 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿. That shift changed everything. 🔥 𝗪𝗵𝗮𝘁 𝗰𝗹𝗶𝗰𝗸𝗲𝗱 𝘁𝗼𝗱𝗮𝘆 🔹 𝗖𝗼𝗺𝗽𝗼𝗻𝗲𝗻𝘁𝘀 𝗮𝘀 𝗪𝗿𝗮𝗽𝗽𝗲𝗿𝘀 (𝗽𝗿𝗼𝗽𝘀.𝗰𝗵𝗶𝗹𝗱𝗿𝗲𝗻) Instead of hardcoding layouts, I can now build reusable “shells” (modals, cards, containers) that wrap 𝘢𝘯𝘺𝘵𝘩𝘪𝘯𝘨. → Feels like designing systems, not just components. 🔹 𝗘𝘃𝗲𝗻𝘁𝘀 = 𝗨𝘀𝗲𝗿 → 𝗨𝗜 𝗖𝗼𝗻𝘃𝗲𝗿𝘀𝗮𝘁𝗶𝗼𝗻 Clicks, key presses, actions… Now I’m not just designing UI — I’m handling 𝘣𝘦𝘩𝘢𝘷𝘪𝘰𝘳. 🔹 𝗣𝗮𝘀𝘀𝗶𝗻𝗴 𝗙𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀 𝘃𝗶𝗮 𝗣𝗿𝗼𝗽𝘀 Big moment: Child → Parent communication is possible. This is where React starts to feel powerful. 🔹 𝘂𝘀𝗲𝗦𝘁𝗮𝘁𝗲 = 𝗪𝗵𝗲𝗿𝗲 𝗨𝗜 𝗕𝗲𝗰𝗼𝗺𝗲𝘀 𝗔𝗹𝗶𝘃𝗲 State isn’t just a variable. It’s what makes the app respond and update in real time. 🧠 𝗥𝗲𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 Earlier: 👉 “How do I build this UI?” Now: 👉 “How will data flow through this app?” That one question changes everything. ⚙️ 𝗔𝗽𝗽𝗹𝘆𝗶𝗻𝗴 𝗜𝘁 𝗣𝗿𝗮𝗰𝘁𝗶𝗰𝗮𝗹𝗹𝘆 ✔️ Improved my 𝗧𝗼𝗱𝗼 𝗔𝗽𝗽 – Add items with Enter key – Clear input instantly – Handle dynamic updates ✔️ Moving my 𝗖𝗮𝗹𝗰𝘂𝗹𝗮𝘁𝗼𝗿 from static → functional Small upgrades… but huge learning. 💡 𝗕𝗶𝗴𝗴𝗲𝘀𝘁 𝗟𝗲𝘀𝘀𝗼𝗻 Props pass data ↓ Functions send actions ↑ State controls everything in between Once you understand this flow, React starts making sense. Not chasing speed. Not copying from AI. Just building clarity, step by step. Huge thanks to Prashant Jain for the incredible guidance. The way you break down complex concepts makes building this foundation feel solid and achievable. Let’s keep building. 🚀 #ReactJS #JavaScript #FrontendDevelopment #WebDevelopment #CodingJourney #BuildInPublic #LearningInPublic #StateManagement #ReactHooks #Developers #TechGrowth #Programming #UIUX

🚀 Excited to share my latest project – *Lexiscan AI* I have developed *Lexiscan AI*, a modern web application designed using React, TypeScript, Vite, and Tailwind CSS to deliver a clean, interactive, and scalable user experience. 🔹 *Project Highlights:* ✅ Built with React + Vite for fast and efficient front-end development ✅ Responsive and modern UI using Tailwind CSS ✅ Modular component-based architecture for better scalability ✅ Easy to customize and extend for future AI-powered enhancements ✅ Strong focus on performance and user experience 💻 *Technologies Used:* React | TypeScript | Vite | Tailwind CSS | HTML | CSS | JavaScript This project helped me strengthen my front-end development skills and improve my understanding of building scalable web applications with modern technologies. I’m continuously learning and exploring new opportunities in Web Development and AI-based applications. Feedback and suggestions are always welcome! 🔗 GitHub Repository: https://lnkd.in/gqM2HJpf #ReactJS #TypeScript #TailwindCSS #Vite #WebDevelopment #FrontendDevelopment #JavaScript #GitHub #Projects #Learning #SoftwareDevelopment #AI #StudentDeveloper Zaalima Development Pvt. Ltd