Hi 👋, I'm Rajan Kumar

A Senior Frontend Developer from India 🇮🇳 building web, mobile & Web3 apps

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• 🔭 I’m currently working on web and mobile apps — React, Next.js, TypeScript & React Native

• 🌱 I’m exploring AI-first development with Cursor, Claude Code, ChatGPT & LLM integrations

• 🧩 Open source: react-native-web3-kit — Web3 utilities for RN wallets

• 👨‍💻 All of my projects are available at github.com/rksperax

• 💬 Ask me about react, react native, typescript, web3, wagmi & defi

• 📫 How to reach me rajankumar.it.msit@gmail.com

• 📄 Know about my experience LinkedIn

• ⚡ Fun fact Remote dev since day one — shipped apps across UAE, USA & India 🌍

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Connect with me:

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Languages and Tools:

Also experienced with: React Native · iOS · Android · Wagmi · Ethers.js · Web3 · DeFi · Redux · Zustand · TanStack Query · WebSocket · Sentry · Cursor · Claude Code · ChatGPT · OpenAI API

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💼 Work Experience:

Senior React Native Developer @ YP Club · Remote (Dubai) · Aug 2025 – May 2026
Production React Native app — architecture, wallet/payments, real-time chat, biometrics, iOS & Android releases → ypclub.com

Senior Frontend Developer @ SperaxDAO · Remote (USA) · Sep 2022 – Jul 2025
DeFi/Web3 protocol frontend — Wagmi, Ethers.js, wallet connect, staking & yield UI → sperax.io

Associate Frontend Developer @ Rapid Innovation · Noida, India · Jun 2018 – Aug 2022
Shipped 5–6 React products from scratch with Jest & Cypress testing

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🚀 Featured Projects:

Project	Stack	Link
YP Club	React Native, GraphQL, WebSocket	ypclub.com
Swellnet	React Native	swellnet.com/app
Sperax (DeFi)	React, Wagmi, Ethers.js	sperax.io
PICO Wallet	React, Web3, Ethers.js	Web3 Wallet
KIMO AI	Next.js, TypeScript, AI	github.com/rksperax/kimo
react-native-web3-kit	TypeScript, Web3, RN	github.com/rksperax/react-native-web3-kit

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📊 GitHub Stats:

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⭐️ From @rksperax