Justin Wong

Final Year Student at NUS | Business Analytics (BSc)

Singapore

About

Experience

  • AI Engineer Intern at Ng Teng Fong General Hospital
    May 2026 - Present · 3 mos

    building ai agents

  • Data Science and Operations Intern at PreciX
    May 2025 - Nov 2025 · 7 mos

    • Developed workflow automation solutions using n8n, reducing processing time from 25 to 5 minutes. • Streamlined financial invoice reconciliation through API integrations with Xero, Google Drive, and Browserless. • Built machine learning pipelines for IMU sensor data to predict patient's knee health status, achieving an AUC-ROC of 0.84 on the test set. • Designed and deployed full-stack end-to-end ML inference web application on Fly.io using React, TypeScript, FastAPI, Docker, and Supabase. • Built a progressive web application for GATOR2 medical devices using Astro, Svelte and ElysiaJS. • Conducted systematic device testing and debugging across frontend, backend, and firmware, identifying and analyzing performance bottlenecks including heating and bandwidth issues through controlled experiments and data analysis. • Performed knee health assessments at corporate roadshows for Samsung and Cisco, gaining hands-on experience in real-world medical device deployment and customer engagement.

  • Teaching Assistant at National University of Singapore
    Jan 2025 - May 2025 · 5 mos

    Teaching Assistant for IS3103 - Information Systems Leadership & Communication.

  • Lieutenant at Singapore Army
    Jan 2021 - Nov 2022 · 1 yr 11 mos

    Lead the 19th Mono, 3rd Guards Signal Platoon

  • Victoria Junior College ()
    • Vice President, Outdoor Activities Club
      Jan 2019 - Dec 2020 · 2 yrs

    • Member, Track & Field
      Jan 2019 - Dec 2020 · 2 yrs