Dennis Lee

About

Having over three years of blockchain development experience, Dennis Lee is proficient in EVM-based networks, smart contract, Web3, Solidity, Ethers, Hardhat, and Foundry. He previously worked as a blockchain engineer for companies like Look Labs, Keep Network, and Tokenizer. His skills also include React, Next.js, TypeScript, JavaScript, Node.js, Express, Nest, React Native, AWS, GCP, Docker, MongoDB, and more.

Employment

4 roles

Dec 2021 - Dec 2022 1 year

Lead Blockchain Engineer

Look Labs

Developed smart contract and architect for NFT mint by using ERC721A.
Converted ERC1155 to ERC721A.
Used Chain Link VRF for fully decentralized randomness to reveal NFTs.
Built signature-based wallet sign-in feature.
Staked NFTs and yielded ERC20 tokens.
Worked with off-chain gaming APIs and logics using Nest.js, performance-focused Nextjs frontend, and fully functional tests by using Hardhat.
Enhanced the contracts security through peer reviews and Slither.
Migrated UI with Web3 and Moralis.
Used AWS and Vercel.

Sep 2020 - Oct 2021 1 year 1 month

Blockchain Engineer

Keep Network

Worked with a team of 12 members to create React SPAs with Node backend.
Converted class-based components into hook-based functional components.
Built a React front end from an InVision design.
Worked on Gatsby project.
Integrated Web3 and Solidity.
Used Netlify, AWS, and GCP.

Aug 2019 - Jul 2020 11 months

Blockchain Engineer

Tokenizer

Built MVP using Next.js/Tailwind CSS/TypeScript/Web3/Solidity/ERC-20.
Developed React Native mobile apps.
Built token exchange platform.
Developed DApps.

Jun 2017 - May 2020 2 years 11 months

Software Engineer

Gamer One

Built a gamers' social community platform for worldwide.
Developed dialog and card-based UI components using React, Redux, Saga and Thunk, TypeScript, and SCSS.
Integrated a real-time notification system for users and email notifications using SendGrid.