Sheeza N.
Senior Full Stack Blockchain Developer | Nextjs | Technical Whitepaper
🌍 𝟓𝟎+ 𝐏𝐫𝐨𝐣𝐞𝐜𝐭𝐬 𝐃𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝 | 💻 𝐄𝐧𝐝-𝐭𝐨-𝐄𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 | 📈 𝐏𝐫𝐨𝐯𝐞𝐧 𝐑𝐞𝐬𝐮𝐥𝐭𝐬 🔗 𝐘𝐨𝐮𝐫 𝐆𝐨-𝐓𝐨 𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧, 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 & 𝐂𝐥𝐨𝐮𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 I'm a Senior Blockchain and Full-Stack Developer with 7+ years of hands-on experience in architecting, developing, and deploying secure, scalable, and high-performance applications. I’ve delivered over 50 successful projects across DeFi, NFT, enterprise, and cloud environments—end-to-end. 👉 𝐁𝐥𝐨𝐜𝐤𝐜𝐡𝐚𝐢𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: From smart contracts to dApps and token economies—I've deployed full-scale blockchain systems across major chains. ➤ Smart contract implementation and architecture planning ➤ Solidity (EVM - Ethereum / Arbitrum / Binance / Polygon / Optimism) ➤ Token/NFT standards (ERC-20, ERC-721, ERC-777, ERC-1155, SPL) ➤ DeFi / NFT Marketplaces / DAOs / AMMs / ICOs ➤ Token migration / airdrops / vesting ➤ ChainLink, IPFS, The Graph, OpenZeppelin ➤ Frontend integration (Metamask, WalletConnect, ethers.js, web3.js, Thirdweb) ➤ Cross-chain architecture and deployment ➤ Technical writing – whitepapers, documentation, architecture diagrams 👉 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Clean, modular backend APIs and cloud-native applications with scalable infrastructure. ➤ Node.js, Express.js, Nest.js, Fastify ➤ Python (Flask, Fastify) ➤ Microservices, REST APIs, GraphQL ➤ MySQL, PostgreSQL, MongoDB, Redis, TimescaleDB ➤ Firebase (Realtime DB, Firestore, Cloud Functions) ➤ Kafka, RabbitMQ, ZeroMQ, Bull ➤ Google Cloud APIs (YouTube, Google Drive) ➤ Stripe, PayPal & crypto payment integrations 👉 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Modern, responsive, and wallet-integrated frontend interfaces. ➤ React.js, Next.js, Vue.js ➤ Javascript, Typescript (complete JS ecosystem) ➤ TailwindCSS, Bootstrap, Material UI ➤ SSR, SSG, wallet & smart contract integration 👉 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐂𝐥𝐨𝐮𝐝: Cloud deployments, automation, and infrastructure-as-code for production-ready systems. ➤ AWS, Google Cloud, DigitalOcean ➤ Docker, Kubernetes ➤ CI/CD, GitHub Actions, GitLab CI ➤ Apache, NGINX, Mail, DNS configuration ➤ Monitoring & logging (Prometheus, CloudWatch) 🛠️ 𝐓𝐨𝐨𝐥𝐬 & 𝐄𝐧𝐯𝐢𝐫𝐨𝐧𝐦𝐞𝐧𝐭: Skilled in Git, GitLab, VS Code, Jira, Trello, and agile workflows with complete CI/CD pipelines. ✔️ 𝐀𝐠𝐢𝐥𝐞 𝐏𝐫𝐚𝐜𝐭𝐢𝐜𝐞𝐬: Proven track record of delivering results under agile methodologies—on time, on scope, on quality. 📑 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐖𝐫𝐢𝐭𝐢𝐧𝐠: Whitepapers, technical documentation, architecture blueprints for development and investor use. 𝐋𝐞𝐭’𝐬 𝐜𝐡𝐚𝐭 𝐚𝐧𝐝 𝐛𝐮𝐢𝐥𝐝 𝐬𝐞𝐜𝐮𝐫𝐞, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐦𝐨𝐝𝐞𝐫𝐧 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐭𝐨𝐠𝐞𝐭𝐡𝐞𝐫!
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $594
Billed in all: $16,423$16k
$594 in the last 6 months
Across 25 contracts
Earnings, last 30 days
Skill rankings: Top 7% in Truffle
Ranked by MRR among everyone on Upwork with the skill.
- Truffle29 freelancers · 🇶🇦 #1Top 7%🇶🇦#1 of 1
- #14Blockchain Tokenization68 freelancers · 🇶🇦 #1Top 21%🇶🇦#1 of 1
- #34NFT Marketplace176 freelancers · 🇶🇦 #1Top 19%🇶🇦#1 of 1
- #44DeFi219 freelancers · 🇶🇦 #1Top 20%🇶🇦#1 of 1
- #56Remix158 freelancers · 🇶🇦 #1Top 35%🇶🇦#1 of 1
- #60web3.js342 freelancers · 🇶🇦 #1Top 18%🇶🇦#1 of 1
- #65Blockchain Architecture305 freelancers · 🇶🇦 #1Top 21%🇶🇦#1 of 1
- #101Smart Contract554 freelancers · 🇶🇦 #1Top 18%🇶🇦#1 of 2