Henry Sharafzad
Blockchain Developer | Smart Contract Engineer | Web3 Engineer
Profile
Blockchain Developer with 2+ years of production experience across Ethereum, Solana, and EVM Layer 2 networks. Deployed Solidity smart contract suites covering DAO governance, factory pattern, and vault/escrow mechanics. DeFi integration with Uniswap V3 on Base L2. Original MSc research in Zero-Knowledge Proofs (Groth16) and Solana Cross-Program Invocations. Distinction. UK work-authorised, London-based.
Technical Skills
Smart Contracts
Web3 & DeFi
Standards
Chains
Full-Stack
Experience
Blockchain Research Engineer
Bournemouth University — MSc Dissertation
- ▸Designed modular Solana smart contracts in Rust/Anchor using Cross-Program Invocations (CPI) for composable on-chain architecture
- ▸Implemented Groth16 ZKP circuit with on-chain verifier — privacy-preserving verification, 3.53s latency, 100% detection precision
Smart Contract Developer
Decine — Decentralised Film Fund Platform
- ▸Deployed FilmDAO (DAO governance), FilmFactory (factory pattern), FundVault (milestone escrow) on Ethereum Sepolia
- ▸Built blockchain event indexing pipeline: on-chain event → backend listener → PostgreSQL sync — STP data flow
- ▸Stack: Solidity, Hardhat, React, TypeScript, Node.js, MySQL, Wagmi, RainbowKit
Blockchain Developer
Cucumber Trading Arena
- ▸Integrated Uniswap V3 on Base Sepolia (L2) — AMM swap routing, slippage tolerance, on-chain settlement, prize pool distribution
- ▸Built contract interaction layer with Wagmi/Viem: gas estimation, retry logic, revert decoding, nonce management
- ▸Stack: TypeScript, FastAPI (Python), PostgreSQL, Redis, Socket.io, Wagmi, Viem, Base Sepolia
Web3 Developer
Nod — XMTP Messaging Platform
- ▸XMTP protocol integration — end-to-end encrypted decentralised messaging on Ethereum wallet identity across 7 EVM networks
- ▸Multi-chain wallet analytics + AI features: LLM summarisation, embedding-based semantic search, smart reply
Blockchain Data Contributor
WhaleIntel — On-Chain Intelligence Platform
- ▸Built real-time data pipelines tracking whale wallet activity, token transfers, and institutional capital flows across EVM networks
- ▸WINTelligence AI engine + $WINT token on Virtuals Protocol — live at whaleintel.ai
Blockchain Analyst
RWAinc — Real World Asset Tokenisation
- ▸Reviewed smart contracts (ERC-3643, ERC-1400 compliance) and evaluated L1/L2 architecture for a regulated fintech platform
- ▸Researched MiCA, FCA sandbox, and RWA regulatory compliance frameworks for tokenised asset workflows
Selected Projects
Cucumber Trading Arena
Multi-agent DeFi trading platform, Uniswap V3 on Base L2, FastAPI, Redis, PostgreSQL
Decine
DAO governance + Solidity smart contracts + full dApp, Hardhat, Node.js, MySQL
WhaleIntel
Real-time on-chain whale tracking, EVM networks, WINTelligence AI, $WINT on Virtuals
Nod
XMTP messaging platform, 7-chain wallet analytics, LLM AI features, Virtuals token
Education
MSc Data Science & Artificial Intelligence · Distinction (70.78%)
Bournemouth University, UK
- ▸Dissertation: ZKP (Groth16) + Solana CPI · 100% detection precision, 3.53s on-chain verification
- ▸Modules: Data Processing & Analytics (83%), Machine Learning & AI, Blockchain
- ▸UK Graduate Visa holder · authorised to work in the United Kingdom