Eric Lee

About

Full Stack Engineer with extensive experience in developing scalable web applications, integrating blockchain and AI solutions, and optimizing system performance. Proven track record in enhancing user engagement and satisfaction through innovative technology implementations. Experienced in various industries including finance, supply chain, and business intelligence.

Experience

• Full Stack Engineer · KEY Difference Media2022-09-01 – 2024-10-01

  Designed and developed scalable web applications using modern front-end frameworks (React, Next.js) and back-end technologies (Node.js, Python, Django), delivering seamless user experiences for over 50,000 monthly active users. Integrated blockchain solutions using Solana, implementing smart contracts with Rust to enable secure, decentralized transactions for financial and supply chain use cases, reducing processing times by 30%. Built AI-driven features, including machine learning models (TensorFlow, PyTorch) for predictive analytics and natural language processing, enhancing application functionality and improving user engagement by 25%. Implemented a high-performance trading platform using React, Node.js, and IBKR API, enabling real-time market data updates for 5,000+ active traders with latency under 100ms. Engineered RESTful APIs and microservices architectures to connect blockchain networks and AI modules with front-end interfaces, ensuring robust data flow and system interoperability. Collaborated with cross-functional teams to deploy applications on cloud platforms (AWS, Azure), optimizing performance and maintaining 99.9% uptime through CI/CD pipelines. Conducted code reviews, implemented unit testing (Jest, Mocha), and adhered to agile methodologies, contributing to a 15% reduction in bug-related delays.

• Full Stack Engineer · Cribl2021-03-01 – 2022-07-01

  Developed full-stack prototypes for blockchain-based applications, utilizing JavaScript, Express.js, and MongoDB, enabling proof-of-concept deployments for startup clients in under 6 weeks. Assisted in creating AI-powered tools for data analysis by integrating APIs with pre-trained models, improving decision-making processes for business intelligence dashboards. Supported the implementation of decentralized identity systems on blockchain, writing secure smart contracts and optimizing gas efficiency by 20%. Created interactive dashboards with Chart.js and D3.js to visualize live trading metrics, improving decision-making efficiency for users by 30%. Maintained and updated legacy codebases, improving performance and security by migrating systems to containerized environments using Docker and Kubernetes.

• Frontend Developer · Verkada2019-05-01 – 2020-12-01

  Developed responsive, user-friendly web interfaces using React, TypeScript, and Tailwind CSS, improving user satisfaction by 20% for a knowledge platform with 10,000+ monthly users. Collaborated with UX designers to implement pixel-perfect designs, leveraging Figma and CSS Grid, reducing design-to-code time by 15%. Optimized front-end performance with lazy loading and code splitting, achieving a 25% reduction in page load times. Integrated RESTful APIs to connect dynamic content, ensuring seamless data rendering across desktop and mobile devices.

• Web Developer · Self-Employed2018-01-01 – 2019-04-01

  Converted Delivered custom web solutions for 15+ clients, building responsive websites using HTML, CSS, JavaScript, and frameworks like React and Vue.js, meeting 100% of project deadlines. Developed e-commerce platforms with WordPress and Shopify, integrating payment gateways (Stripe, PayPal), increasing client sales by up to 35%. Designed and deployed RESTful APIs with Node.js and Express, connecting front-end interfaces to back-end databases (MongoDB, Firebase) for dynamic content delivery. Optimized site performance and SEO for small businesses, achieving 40% faster load times and top-page Google rankings for key terms. Provided ongoing maintenance and updates, troubleshooting bugs and enhancing features based on client feedback, earning a 95% satisfaction rate.

Education

• Shanghai Jiao Tong UniversityBachelor of Applied Science - BASc, Computer Science

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