SUMMARY

WORK EXPERIENCE

Full Stack Developer (Tech Lead)
Next.js, AWS
Apr 2023 - Feb 2024
  • Led a 3-person agile squad in hybrid working environment; shipped 80+ production features across consumer/restaurant apps using Next.js SSR PWA and AWS cloud infrastructure, achieving 100% UAT pass.
  • Built cloud-native full-stack container rental platform with Next.js frontend, AWS DynamoDB backend, and RESTful API integrations for unique tableware IDs and tracking, streamlining staff tableware borrow/return workflow.
  • Architected event-driven backend systems on AWS (DynamoDB, EventBridge, SES, Lambda) handling payment workflows and notification pipelines with automated event scheduling.
  • Integrated Stripe payment processing with deposit pre-authorization and Firebase Auth (email/SMS) for secure user authentication and access control, following AWS security best practices with minimal IAM permissions.
  • Designed CI/CD pipelines and Infrastructure as Code (IaC) using AWS CDK/Amplify with branch isolation and environment parity, reducing deployment time from hours to 5 minutes and eliminating manual configuration chaos.
  • Managed multi-environment infrastructure with Cloudflare DNS/routing; implemented i18n internationalization supporting English/Traditional Chinese with reusable React hooks.
  • Built event-driven notification system with AWS EventBridge/SES and customizable HTML templates, automating borrow/return reminders and payment notifications.
  • Produced and deployed in-app tutorial videos to lower onboarding friction for new users and restaurant staff.
  • Collaborated with CEO and business stakeholders via Asana/WhatsApp for requirement gathering, sprint planning, and delivery timeline management; advised peer developers on project structure and package setup.

PROJECT

Real-time Biosensing · Research
Python, Flask, YOLO, OpenCV
Feb 2025 - Nov 2025
  • Collaborated with 4DMedical stakeholders in biweekly meetings to deliver real-time breath tracking system for XV Scanner workflow automation
  • Trained YOLOv11n for depth map human detection, enhanced breath pattern signal quality (correlation ↑0.5, MSE ↓59.1%)
  • Rebuilt MATLAB EVM algorithm in Python (OpenCV/NumPy) to magnify subtle respiratory motions
  • Built real-time breath tracking pipeline; optimized Flask demo (1000ms→150ms rendering)
Personal Resume · Open Source Project
Next.js, Tailwind
Aug 2024 – Present
  • Built a Next.js i18n resume generator with tri-language (ZH/EN/HK) switching and A4 PDF export (hyperlinks included)
  • Deployed to GitHub Pages with one-click save/print; wrote comprehensive README for developer onboarding
Sensor Interactive App
React Native, Google Maps API
Sep 2024 – Nov 2024
  • Built a React Native eco-habit app with tasks, leaderboards, and activity reminders
  • Implemented sensor fusion integrating gyroscope and GPS data with Google Maps API to ship a "sedentary alert + park recommendation" challenge prototype
  • Owned routing and project skeleton; shipped the APK

EDUCATION

MSc. Computer Science (with Distinction)
WAM: 81.938/100
Feb 2024 - Dec 2025
BSc. Computer Science
MGPA: 3.364/4.0
Sep 2019 - Jul 2023
  • Honours at Entrance
  • Dean's List, 2022-2023
  • ELITE Stream

SKILLS

Frontend

React · Next.js · React Native · TypeScript · JavaScript · Tailwind CSS · PWA

Backend

Node.js · Python · Go · Flask · RESTful API · Socket.IO

Cloud & DevOps

AWS · CI/CD · GitHub Actions · Cloudflare · Infrastructure as Code