Leon Chuang

• Led end-to-end planning, development, deployment, and maintenance of multiple full-stack projects, including technology selection, system architecture, and DevOps.
• Built scalable cloud infrastructure with AWS EC2 and RDS, improving system stability and operational efficiency.

Key Projects & Technologies:

• ConetterChatbot – Intelligent Customer Service System: Integrated LLM with private knowledge bases to build an RAG-powered chatbot that supports multi-turn conversations and intent recognition, boosting conversion rates and reducing support costs. Project Link
• RW News – Smart Survey Analysis System: Implemented RAG and LangGraph with vector databases and PPT parsing to automatically generate analytical reports, significantly enhancing efficiency. Project Link
• Unicorn Studio – Intelligent E-commerce Search Platform: Applied Large Language Models for natural language product search, enhancing user shopping experiences. Project Link
• Cross-platform Smart Sales Lead Integration System: Consolidated multi-source customer data, and used AI-driven matching to automatically contact potential clients, increasing remarketing performance. Project Link
• NOW News – AI Virtual Anchor System: Integrated ComfyUI, Stable Diffusion, RAG, and FastAPI for content generation, combined with OBS to enable real-time broadcasting with speech synthesis and subtitles. Demo

Developed an NFC and blockchain verification service, enabling users to authenticate products and discover NFT utilities. Built a B2B inventory management dashboard, and a configurable customer loyalty system. Implemented secure authentication and multiple third-party integrations.

Product: https://berify.io/

Technologies Used

• Frontend: Next.js (interactive UI)
• Mobile: React Native
• Backend: Next.js (SSR) API routes, JWT, Prisma ORM, integrations with Stripe, MetaMask, Shippo, Google APIs
• Database: MySQL, MongoDB
• Deployment: Azure Pipelines (CI/CD), Docker containerization
• Blockchain: Cross-chain experience (Ethereum, Avalanche) for secure asset/data interoperability

Contributed to Giloo, a subscription-based documentary streaming platform for art films.

Site: https://giloo.ist/

Technologies Used

• Frontend: Nuxt.js (Vue 2 & 3) for admin dashboard and desktop web
• Backend: Egg.js (Koa-based Node.js framework)
• Database: MariaDB, MySQL, MongoDB
• Deployment: GitLab CI; introduced Docker containerization, improving release efficiency (deployed images to GCP’s gcr.io)

Developed a full-stack e-commerce platform with Node.js, integrating Stripe and ECPAY to streamline payments, and enhance backend reliability. Worked closely with the frontend, design, and business teams to establish effective workflows and maintainable code; set technical standards to improve collaboration and productivity.

Brand site: https://www.eforcesports.com/

Technologies Used

Node.js, REST APIs, Stripe, ECPAY, team collaboration workflows, coding standards, performance, and stability improvements.

Developed and maintained internal MIS systems and corporate websites; supported iPad classroom deployments and Apple Classroom configuration across K-12 schools; handled campus/office network setup, Wi-Fi management, and troubleshooting; collaborated with teaching and IT teams on device/system integration.

Technologies Used

MIS systems & CMS, Apple Classroom/iPad deployment, network & Wi-Fi infrastructure, cross-department coordination