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Romit K.

Romit K.

Blockchain Developer

🚀 Transforming Businesses with Cutting-Edge Blockchain Solutions Imagine a future where blockchain doesn’t just support your company—it transforms it. As a blockchain expert and NIT Durgapur alumnus, I specialize in building scalable, secure, and future-proof decentralized applications that redefine efficiency and security. 💡 What I Do Best: ✅ Smart Contract Engineering – Solidity (ERC-20, ERC-721, ERC-1155), DeFi (lending/borrowing, DEXs) ✅ Layer 1 & Layer 2 Development – Ethereum, BSC, Polygon, Avalanche, Tron, Harmony, Polkadot (Substrate), ZkSync, Solana (Anchor) ✅ Enterprise Blockchain Solutions – Private blockchains, high-performance networks ✅ NFT & DeFi Platforms – Marketplaces, minting platforms, OpenSea competitors, high-frequency trading protocols ✅ Wallet & dApp Development – Web3.js, Ethers.js, WalletConnect, MetaMask integration ✅ Blockchain Tooling – Hardhat, Foundry, Truffle, Ganache, Remix ✅ AI-Powered Smart Contracts – Adaptive automation for real-time decision-making 🔒 Security First. Always. Security isn’t an afterthought—it’s my foundation. I leverage: Zero-Knowledge Proofs (ZKPs) for privacy-preserving transactions. Multi-Chain Interoperability for seamless cross-chain operations. Advanced Cryptographic Protocols to safeguard against evolving threats. 🛠 Full-Stack Development Expertise 🔹 Backend Development: Languages & Frameworks: Node.js, Python (Django/Flask), PHP (Laravel) API & Microservices: REST, GraphQL, WebSockets, gRPC Databases: PostgreSQL, MongoDB, Firebase, MySQL, Redis DevOps & Cloud: AWS (EC2, S3), GCP, Azure, CI/CD 🔹 Frontend Development: React, Next.js, Vue.js, TypeScript, HTML TailwindCSS, Material-UI, Chakra UI 🔹 Mobile Development: React Native and Flutter (Cross-platform apps with Web3 support) 📈 Performance Beyond Expectations Handle millions of transactions per second on optimized blockchain networks. Deploy high-throughput, low-latency architectures designed for real-world scalability. Future-proof solutions that drive adoption and innovation.

🇮🇳Asansol, India$30/hr100% JSS5.00 (1)Since Oct 2017

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#391,845 / 412k
🇮🇳Country#42,484 / 45.9k
Revenue, last 30 days
$0
Total earnings
$1k

Billed in all: $1.1k

World#391,845 / 412k
🇮🇳Country#42,484 / 45.9k
Per project
$516
Projects, last 6 months
0
World#209,850 / 412k
🇮🇳Country#23,217 / 45.9k
Projects in all
2
50% fixed50% hourly
World#328,886 / 412k
🇮🇳Country#39,422 / 45.9k

Earnings, last 30 days

$1.1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,060$1,080$1,100$1,120Oct 8Oct 23Nov 7

Skills