Jack

Lee

• Contributed to several projects such as TRAD, SIM5, FOO1 and so on using React, Solid.js, Next.js, NodeJS, ExpressJS, and NestJS. • Crafted reusable components and designed scalable micro service solutions, incorporating Node.js back-end services and MongoDB/MySQL databases for integration into back-end applications, leading to a significant 60% enhancement in system performance. • Utilized various CSS frameworks including Tailwind CSS, Bootstrap, and Materialize on multiple projects, resulting in a 30% reduction in development time and improved UI/UX for end users.

• Contributed as a Full Stack and Blockchain Developer for Crypto Valley Association, honing proficiency in React.js, JavaScript, and web3.js, resulting in a 50% increase in website performance and enhanced functionality. • Created captivating and responsive user interfaces for various Ethereum and other blockchain based applications, resulting in a 30% boost in user engagement and enhanced overall efficiency. • I successfully deployed an Ethereum smart contract for NFT minting, resulting in a 38% improvement in transaction speed and a 23% reduction in gas fees, while also seamlessly integrating the contract into the project's web interface to enhance the overall user experience. • I contributed to various features, including smart contracts, web3.js libraries, and blockchain-based apps, resulting in a 28% improvement in project efficiency, saving time and costs.

• I conceptualized and executed the site's front-end, seamlessly integrating features for NFT minting and trading, resulting in a 34% increase in user engagement and a 28% reduction in bounce rate. • Collaborated closely with the project's full-stack developers to ensure seamless integration of frontend and back-end code, resulting in a 12% reduction in bug incidents and a 19% increase in overall site performance. • Leading to a notable 20% reduction in deployment time and heightened operational efficiency.