• Delivered a GenAI RAG platform that improves operational efficiency and simplifies day-to-day work tasks. • Designed and built an admin portal and API to centralize knowledge bases, AI models settings, and LMS software integration. • Reduced repetitive Q&A and manual coordination workload while delivering faster, robust support. • Led end-to-end full-stack development, UAT cloud deployments, Nginx/HTTPS edge configurations, and security validation.

• HR System Development: Developed an HR User Management System (UMS) for the Hospital Authority to manage staff records with secure CRUD operations, dynamic filtering, and integration protocols. • Medical Project Coordination: Implementation support for digital healthcare assets including Paperless ECG, E-Vital Smart Panel, E-Admission, IPMOE, and ERS. • Systematically planned, executed, and managed code integrations to improve healthcare delivery times and patient compliance.

• Focused on technical software innovations in full-scale construction automation and project site tracking dashboards. • Core Tech Stack: React (hooks), TypeScript, microservices-based SaaS architectures, and Jest tests suites. • Key SaaS Deliverable Systems: SCI Workflow systems, Document Tracker reminders, Fotolio onsite database, Punchlist defects recognition, and DMS documents management.

• Re-structured web portal UI architecture in a portal transformation initiative. • Managed scrum strategies to bootstrap product deliverables inside agile development structures. • Built and successfully launched the My Sun Life HK Group Health applications suite:

• Created a PWA web app for users to tailor-made and design jewellery goods. • Delivered responsive UI flows for product customization and checkout experiences.

• Worked in a squad team of 6 in an agile environment with scrum project management methodology. • Created progressive web apps using Vue.js with state management and Bootstrap-based UI components.

• Maintained in-house websites, e-learning platforms, and mobile apps in the HR division. • Supported employee-facing systems including facility booking and document download workflows.

• Participated as the initial frontend web developer in this social site startup. • Built website interfaces and hybrid web apps with designers; created an instant messaging system for end users.

• Provided digital solutions such as websites for government projects.

• Built interface prototypes for a travel agency website.