qqxin

Front End

Frontend Engineer with 4 years of experience in Web3, IoT, and B2B platform development. Skilled in React/Next.js, Node.js, and Solidity/Hardhat tech stack. Award winner in Singapore Medical Innovation Competition, with EloCare project receiving RMB 10M government funding. Independently developed ERC-4337 gasless NFT marketplace with smart contract sponsorship mechanism achieving 95% transaction success rate. Built complete NFT trading platform covering minting, listing, and trading functionalities. Full-stack development experience from smart contracts to frontend. Seeking Web3 Frontend Engineer or Full-Stack Developer roles to continue growing in the blockchain space.


Experience: 4 years

Yearly salary: $70,000

Hourly rate: $30

Nationality: 🇨🇳 China

Residency: 🇨🇳 China


Experience

Developer
Qingdao RuHai Ship Engineering Co., Ltd.
2022 - 2025
Developed smart ship management frontend; implemented complex forms. Optimized frontend architecture and led version iterations for better performance and UX.
Developer
ShenZhen ShenXi Technology Co., Ltd
2020 - 2022
Built IoT pillbox system frontend and backend; supported real-time device management and product iteration. Improved stability and usability across mobile and web clients.

Skills

angular
aws
firebase
hardhat
react
solidity
vue
web3
front-end
english
chinese-mandarin