Work Experience

1. Research & Developer @ Extropolis (2023 Jan – 2025)

   • Develop backend for ChatAF
     • OpenAI GPT-3.5/GPT-4 and LLM toolchain (e.g. Langchain) prompting.
     • Develop function call plugins (web/news search, local search, long/short-term conversational memory, file processor, image generation) open-source here.
     • Railway deployment for production/staging/development.
     • Server stress testing.
     • GitHub CI unit testing and deployment.
   • Diffusitron
     • Integrate Diffie AI using finetuned/prompt-based GPT in Diffie Studio.
     • Implement text streaming for chatting functionality, reducing the latency to $\sim$1s.
     • Implement/Improve various web frontend features with React.js based on designers’ and users’ feedbacks.
     • Load balancing using Cloudflare.
     • Docs

2. Software Developer Intern @ Unity Technologies (2022 May – 2022 Aug)

   • Developed an interactivity AR project (GUM) in an agile team. Search #playwithgum for videos created by this app.
     • I mainly worked on tutorial features and body tracking service integration.
   • Participated as a release manager of a milestone build using UCB (Unity gaming service). Configured production, staging and testing DNS routing using Terraform.
   • Contributed to IET (In editor tutorial) that is used in Unity sample and learning (FPS/Karting/LEGO microgame). This IET template helps developers to get familiar with Unity engine and ~353k users used IET in H1 2022.

3. Research Assistant @ UBC BAR Lab (2021 May – 2022 Apr)

   • Developed Unity VR/WebXR projects for research in cognitive-behavioral testing.

4. Software Developer @ UBC EML (2018 Sep – 2020 Sep)

   • Main Mall Hustle
   • GeoVR
   • Interactive Orchestra

Projects

1. Trails - Game

   
   • Chinese fan website for the game series: The Legend of Heroes Kiseki Series/英雄伝説 軌跡シリーズ
   • Developed Chinese version of 3D interactive world map using Unity.
   • Game World Rebuild using Unity.
   • Maintain and develop plugins for story plot transcripts using jQuery.
   • Web Quiz, 3D relation graph and LGC Calculator for Kuro no kiseki using Javascript, Node.js & Python.
   • All other tools using Python.
   
   

2. Analysis and simulation of The Lady in the Lake problem

   Course Project for ECE1657 @ University of Toronto.

   • Simulated using Unity with Unity ML.

   

3. Quizzical

   Course Project for CPEN321 @ University of British Columbia.

   • A platform for teachers to build quizzes for students and track student progress.
   • Frontend: Java.
   • Backend: Node.js, MongoDB.

Misc

My Bilibili includes some of the video demos for projects related to Trails-Game. (Chinese only)