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I am a Senior Web3 Full Stack Engineer with over 8 years of experience, including 4 years specializing in EVM and Solana ecosystems. My expertise lies in building high-performance decentralized applications with seamless smart contract integration, cross-chain interoperability, and intuitive UX. I have extensive skills in DeFi, decentralized identity, and scalable full-stack architectures combining frontend excellence with backend proficiency and Web3 infrastructure. Throughout my career, I have engineered cross-chain swapping protocols, designed upgradable smart contracts, and built real-time analytics dashboards. I am adept at collaborating with smart contract and backend teams to enhance API performance and security. I strive to deliver smooth, secure, and scalable blockchain solutions that provide seamless user experiences across heterogeneous chains.…I am a Senior Web3 Full Stack Engineer with over 8 years of experience, including 4 years specializing in EVM and Solana ecosystems. My expertise lies in building high-performance decentralized applications with seamless smart contract integration, cross-chain interoperability, and intuitive UX. I have extensive skills in DeFi, decentralized identity, and scalable full-stack architectures combining frontend excellence with backend proficiency and Web3 infrastructure. Throughout my career, I have engineered cross-chain swapping protocols, designed upgradable smart contracts, and built real-time analytics dashboards. I am adept at collaborating with smart contract and backend teams to enhance API performance and security. I strive to deliver smooth, secure, and scalable blockchain solutions that provide seamless user experiences across heterogeneous chains.

Ryan Lee

Full Stack Developer, Blockchain Developer, Web Developer, +2

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I am a Senior Web3 Full Stack Engineer with over 8 years of experience, including 4 years specializing in EVM and Solana ecosystems. My expertise lies in building high-performance decentralized applications with seamless smart contract integration, cross-chain interoperability, and intuitive UX. I have extensive skills in DeFi, decentralized identity, and scalable full-stack architectures combining frontend excellence with backend proficiency and Web3 infrastructure. Throughout my career, I have engineered cross-chain swapping protocols, designed upgradable smart contracts, and built real-time analytics dashboards. I am adept at collaborating with smart contract and backend teams to enhance API performance and security. I strive to deliver smooth, secure, and scalable blockchain solutions that provide seamless user experiences across heterogeneous chains.…I am a Senior Web3 Full Stack Engineer with over 8 years of experience, including 4 years specializing in EVM and Solana ecosystems. My expertise lies in building high-performance decentralized applications with seamless smart contract integration, cross-chain interoperability, and intuitive UX. I have extensive skills in DeFi, decentralized identity, and scalable full-stack architectures combining frontend excellence with backend proficiency and Web3 infrastructure. Throughout my career, I have engineered cross-chain swapping protocols, designed upgradable smart contracts, and built real-time analytics dashboards. I am adept at collaborating with smart contract and backend teams to enhance API performance and security. I strive to deliver smooth, secure, and scalable blockchain solutions that provide seamless user experiences across heterogeneous chains.

Available to hire

I am a Senior Web3 Full Stack Engineer with over 8 years of experience, including 4 years specializing in EVM and Solana ecosystems. My expertise lies in building high-performance decentralized applications with seamless smart contract integration, cross-chain interoperability, and intuitive UX. I have extensive skills in DeFi, decentralized identity, and scalable full-stack architectures combining frontend excellence with backend proficiency and Web3 infrastructure.

Throughout my career, I have engineered cross-chain swapping protocols, designed upgradable smart contracts, and built real-time analytics dashboards. I am adept at collaborating with smart contract and backend teams to enhance API performance and security. I strive to deliver smooth, secure, and scalable blockchain solutions that provide seamless user experiences across heterogeneous chains.

Skills

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Work Experience

Senior Web3 Full Stack Engineer at Sonic Strategy

May 1, 2025 - August 25, 2025

Engineered a cross-chain swap protocol using Uniswap SDK (EVM) and custom Solana SPL token handlers, enabling atomic, seamless trades across 5+ blockchains with slippage protection and optimized routing. Built a real-time analytics dashboard powered by The Graph subgraph and Apollo Client, achieving a 50% reduction in data load times via Redis-backed caching and query optimization. Implemented secure authentication flows with NextAuth.js and Web3 wallet integrations (MetaMask, Phantom, WalletConnect), streamlining login and session management across decentralized and traditional accounts. Developed cross-chain swap UI integrating Uniswap SDK for EVM and Solana Web3.js for SPL token swaps, enabling a unified trading experience across heterogeneous chains. Connected frontend to real-time liquidity data via Subgraphs and Apollo Client for dynamic pool visualization, historical trade queries, and on-chain transaction monitoring. Boosted dApp performance by 50% through advanced code-splitti

Smart Contract & Web3 Backend Engineer at AirDAO

December 1, 2023 - August 25, 2025

Designed and deployed upgradeable smart contracts using the Transparent Proxy Pattern (OpenZeppelin), enabling seamless upgrades for ERC-4626 compliant vaults supporting fund issuance, redemptions, and dynamic rebalancing strategies. Architected and deployed modular smart contracts using the Diamond Standard (EIP-2535) to implement an upgradeable architecture, bypass the 24KB contract size limit, and enable scalable binary options execution. Developed a cross-chain token swap system enabling seamless interoperability between multiple blockchain networks. Implemented referral and reward system to incentivize user engagement and generate passive income for participants. Optimized on-chain execution logic, reducing gas consumption by 20%, significantly improving user experience and profitability. Leveraged Chainlink Automation to automate binary options expiration and settlement logic without requiring centralized triggers. Built and maintained backend using NestJS, TypeScript, TypeORM, a

Senior Web3 Frontend Engineer at Verida

June 1, 2022 - August 25, 2025

Developed the Verida Missions Platform using React and Typescript, improving performance and reducing load times through optimized component rendering and seamless UI design. Built a Proof Connector Platform that generated zero-knowledge proofs (zkPass/Reclaim) and securely transmitted them to Verida Wallets via the decentralized Verida Inbox protocol. Integrated Web3 wallet functionality (Wagmi, Viem) to connect smart contracts with UI components, enabling seamless wallet interactions (MetaMask, WalletConnect). Enhanced developer documentation, reducing onboarding time by 50% and cutting support queries by 35% through clear examples and API references.

Frontend Engineer at Swift DevLabs

December 1, 2020 - August 25, 2025

Developed a scalable photo and video contest platform using React, enabling users to upload content, participate in contests, and compete for prizes with performance and scalability optimized for high traffic. Built a tablet application with React Native for an insurance company, integrating a custom CMS backend to digitalize and manage sales documents in real time. Delivered responsive web applications and pages using React, ensuring modular, maintainable code and seamless cross-device experiences. Configured CI/CD pipelines with GitHub Actions and staging environments, reducing QA feedback loops by 35%. Translated Figma/XD designs into accessible, responsive UI components using MUI and Tailwind CSS, improving usability across products.