Vikas K.
Full Stack Developer | Blockchain, Next.js, Smart Contracts | Web3
I am a 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 & 𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 Developer with over 7+ years of experience, focused on building scalable 𝐖𝐞𝐛𝟑, 𝐃𝐞𝐅𝐢 𝐚𝐧𝐝 𝐍𝐅𝐓-based applications and high-performance web platforms using Next.js, React.js, and Node.js. I specialize in end-to-end decentralized application development and have a strong ability to convert ideas into fully production-ready blockchain systems. 🔗 𝗕𝗹𝗼𝗰𝗸𝗰𝗵𝗮𝗶𝗻 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 Smart contract development using Solidity & Rust Ethereum, Solana, Bitcoin, Hyperledger, Substrate ERC20, ERC721, ERC1155 token standards DeFi systems, staking, tokenomics, liquidity logic NFT minting platforms and marketplaces Secure contract design using OpenZeppelin standards 🌐 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Frontend: React.js, Next.js, Angular, Vue.js Backend: Node.js, Express.js, Laravel, Firebase APIs: RESTful APIs, Web3 integrations Databases: MongoDB, MySQL Wallet integrations: MetaMask, WalletConnect Deployment: Vercel, AWS, Docker ⚙️ 𝐖𝐞𝐛𝟑 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐤𝐢𝐥𝐥𝐬 DApp architecture design and implementation Smart contract deployment on testnet & mainnet Gas optimization and performance tuning Blockchain data integration with frontend systems Web3.js / Ethers.js integration Secure transaction handling and contract interactions 🧠 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡 Requirement analysis before development starts Modular and scalable architecture design Security-first coding practices Clean, maintainable, and well-structured code Continuous testing and debugging Smooth deployment workflow to production environments 💡 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫 Fully functional decentralized applications Secure and optimized smart contracts Seamless Web3 + frontend integration Scalable backend systems built with Node.js and Next.js Production-ready DeFi, NFT, and full-stack web solutions 🤝 𝐖𝐨𝐫𝐤𝐢𝐧𝐠 𝐒𝐭𝐲𝐥𝐞 Independent and fast execution Clear communication throughout the project Focus on quality and long-term scalability Quick adaptation to project requirements Commitment to delivering reliable blockchain solutions Blockchain Developer, Web3 Developer, Smart Contract Developer, Solidity Developer, DApp Developer, DeFi Development, NFT Marketplace, Ethereum Developer, Solana Developer, Full Stack Developer, React.js, Node.js, Crypto Development, Tokenization, Decentralized Applications, Web3 Integration, Blockchain Architecture, Smart Contract Auditing, OpenZeppelin, Ethers.js, Web3.js, Next.js Developer, Next.js Full Stack, React.js Developer, Node.js Developer, Node.js Backend, Next.js Web App, React Frontend Developer, Full Stack Next.js, Server Side Rendering, Next.js API Routes, REST API Node.js #BlockchainDeveloper #Web3 #SmartContracts #Solidity #DApp #DeFi #NFT #Ethereum #Solana #CryptoDevelopment #FullStackDeveloper #NodeJS #ReactJS #Web3Integration #Tokenization #BlockchainTech #DecentralizedApps #Crypto #Fintech #SmartContractAudit #NextJS #NextjsDeveloper #ReactDeveloper #NodeJSDeveloper #FullStackNextJS #ServerSideRendering #ReactJS #BackendDeveloper
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $9.3k
Billed in all: $120,950$121k
$3.1k in the last 6 months
Across 20 contracts
Earnings, last 30 days
Skill rankings: #1 in 1 skill of 19
Rarest: top 4% in Ethereum, of 531. Ranked by MRR among everyone on Upwork with the skill.
- Ethereum Classic7 freelancers · 🇮🇳 #1Top 14%🇮🇳#1 of 2
- Blockchain Development Framework30 freelancers · 🇮🇳 #2Top 7%🇮🇳#2 of 14
- #13Solana270 freelancers · 🇮🇳 #8Top 5%🇮🇳#8 of 91
- #19Blockchain Architecture305 freelancers · 🇮🇳 #6Top 6%🇮🇳#6 of 92
- #21Ethereum531 freelancers · 🇮🇳 #9Top 4%🇮🇳#9 of 156
- #30Blockchain Development593 freelancers · 🇮🇳 #15Top 5%🇮🇳#15 of 206
- #32Smart Contract554 freelancers · 🇮🇳 #13Top 6%🇮🇳#13 of 169
- #38Solidity849 freelancers · 🇮🇳 #11Top 4%🇮🇳#11 of 213