Zheng Yang Lee

Senior Full Stack Developer @IT Solutions

ITBackend DeveloperFrontend DeveloperDevOpsWeb DeveloperDatabase Developer

Fullstack Developer with strong expertise in building scalable, high-performance web applications and systems. Over three years of hands-on experience in both frontend and backend development using technologies such as Laravel, Vue, Qwik, ExpressJS, Next.js, and Tailwind CSS. Proven track record of engineering SaaS platforms, developing secure APIs, and integrating third-partk. Successfully led the development of multi-channel streamy services (Stripe, Shopify, Shopee, Firebase, Supabase). Adept in DevOps, managing CI/CD pipelines, and deploying applications across AWS, Alibaba Cloud, and Layerstacing platforms, real-time chat systems, and intelligent chatbot integrations using OpenAI. Passionate about innovation, performance optimization, and secure infrastructure.

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Work Background

Senior Fullstack Developer

Raft A Hill Group Holdings LimitedSenior Fullstack Developer

Full Stack Engineer

Fluxer TechnologyFull Stack Engineer

Nov. 2023 - May. 2025Development Developed a chat system & multi-channel live streaming (AWS IVS, YouTube Live, Alibaba Cloud). Created an RTMP server for OBS streaming with automated MP4 & HLS recording. Migrated projects from React to Next.js, optimizing infrastructure for performance and security. Built Python web scrapers with Selenium. Developed SSR, multi-language support, and state management (Vuex, Redux). DevOps & Deployment Managed CI/CD pipelines and deployed Node & PHP projects on AWS, Alibaba Cloud, and Layerstack. Secured servers against DDoS & SSH attacks, CDN setup. Configured Nginx, Apache, MySQL, PostgreSQL, Redis, MongoDB on multi-server environments (Debian, Red Hat based).

Full Stack Engineer

Hyper Growth MarketingFull Stack Engineer

Aug. 2021 - Dec. 2023Developed a scalable SaaS e-commerce platform with Laravel, Inertia, Vue, Qwik, and Tailwind CSS for a seamless user experience. Engineered a checkout, automation, and subscription system integrating Stripe, iPay88, third-party logistics, and Shopee API for multi-channel selling. Built high-performance RESTful APIs & GraphQL with ExpressJS & Laravel to optimize data handling. Integrated Firebase for Google Login and Supabase for authentication and database solutions. Leveraged AWS SES & SNS for real-time notifications and transactional emails.

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Fullstack Web Development Solutions

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