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Karan B.
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Karan B.

React.js Developer | APIs, SaaS & Full-Stack Solutions

Some developers need constant hand-holding. I'm not one of them. I'm a front-end specialist with deep React.js expertise who can parachute into your project, get oriented fast, and start delivering value from day one with minimal oversight and maximum output. Whether you hand me a Sketch file, a Figma wireframe, or a half-built codebase, I know exactly what to do with it. My front-end craft is precise: clean component architecture, rock-solid TypeScript, responsive layouts that hold up on every screen, and state management patterns (Redux, Redux Saga) that don't turn into a maintenance nightmare six months later. I'm equally at home in a solo sprint or embedded in a team as a strong collaborative contributor clear communicator, upper-intermediate English, flexible hours, and zero drama. I also use AI coding tools (Cursor AI, GitHub Copilot, Vercel v0) to accelerate development cycles meaning faster component delivery, sharper code reviews, and quicker turnaround on your timeline. 🧩 TECHNICAL DEPTH:- Core Front-End: React.js, TypeScript, JavaScript (ES6+), Redux, Redux Saga, React Hooks, Context API, React Router, HTML5, CSS3, Responsive Design UI Frameworks: Bootstrap, Semantic UI, Ant Design, Styled Components, Tailwind CSS Mobile (React Native): React Native, React Navigation, Redux, Redux Saga, TypeScript, Flow, Native UI Components, Mobile-First Design Backend & Cloud: Node.js, GraphQL, REST APIs, MongoDB, AWS Lambda, AWS CLI, Serverless Framework, Auth0 Architecture & Tooling: SPA, PWA (Offline Mode), Webpack, Git, SCM Workflows AI Development Tools: Cursor AI, GitHub Copilot, Vercel v0 📦 WHERE I PLUG IN:- ✅ Sketch / Wireframe → React: pixel-perfect component implementation ✅ Ongoing Frontend Projects: I ramp fast and contribute from day one ✅ Frontend Bug Fixing: I diagnose deep, fix clean, leave no regressions ✅ React Native Mobile: cross-platform apps with native feel ✅ PWA Development: Offline-capable, installable, app-like web experiences ✅ Serverless & AWS: Lambda, CLI, scalable cloud-native architectures 💡 WHAT MAKES ME EASY TO WORK WITH:- 🔗 Self-directed: Give me context and I run with it, no micromanagement needed 🤝 Team-ready: I plug into existing workflows, respect conventions, and add value fast ⏰ Flexible hours: I adapt to your Timezone and delivery rhythm 🗣️ Clear communicator: Upper-intermediate English, proactive updates, no guessing games ⚡ AI-accelerated: Faster component builds, quicker bug turnarounds, sharper output Great front-end work is invisible and users just feel it. I build interfaces that get out of the way and let your product shine. Ready when you are. Drop me a message.

🇮🇳Noida, India$18/hr100% JSS5.00 (1)Since Jan 2021
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Earnings and projects

MRR (estimate)
≈$0

An estimate from an earlier read

World#162,832 / 412k
🇮🇳Country#21,379 / 45.9k
Revenue, last 30 days
$0
Total earnings
$15k
World#162,832 / 412k
🇮🇳Country#21,379 / 45.9k
Per project
$7.5k
Projects, last 6 months
0
World#209,850 / 412k
🇮🇳Country#23,217 / 45.9k
Projects in all
2
0% fixed100% hourly
World#328,886 / 412k
🇮🇳Country#39,422 / 45.9k

Earnings, last 30 days

$15.1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$14.8k$15.0k$15.2k$15.4kOct 9Oct 24Nov 8

No data since Nov 5, 2026.

Skills