Technical Projects

Hi! I am a software engineer. This page features some technical projects.

Working on recently

Golinks: a keyword-to-URL mapping service. It allows the user to enter go/<keyword> in their browser, and is redirected to the corresponding URL. In Golang microservices | Source

Full-Stack Projects

Seating (2023-2024): Revamped the legacy exam seating arrangement app for UC Berkeley CS/DS department to support integration with existing LMS and centralized hosting; Worked with client closely to add a bunch of requested features. This is in Flask, GCP and Sentry | Source
PPCP Quality Suite (2023): Built a full-stack suite that tracks the quality of PPCP products and present to PayPal stakeholders including Meta and Shopify, with Spring Boot and NextJS stack | Project during PayPal internship
FlowGPT (2023): Contributed to the prompt-sharing website (million-level MAU) for FlowGPT CO using T3 stack, including core features like LLM index building and user credit | Deployment
BJC Teacher Tracker (2023): Contributed significantly to the BJC portal (Ruby on Rails stack) that tracks thousands of registered teachers and pedagogy content for the Beauty and Joy of Computing | Deployment
Coffee Tea Web (2022): Led a team of around 4 developers to build a full-stack web app from scratch for our own startup with the FastAPI, NextJS, Postgres stack.
InstaCoach (2022): Revamped this full-stack app for Instacoach with the latest stacks, including user auth, payment, and appointment scheduling system | Deployment
Essencely (2022): Designed, built and deployed company website for Essencely CO LLC | Deployment
Pixshare (2022): Initiated and worked in a team of 2 for a pixel art editing and sharing website with flutter and firebase; project aborted because similar product came out before us.
CRWN Clothing (2021): Nothing but a portfolio project for React and Redux | Source | Deployment
Old Personal website (2021): here, using hexojs.
Calcourse (2021): Contributed significantly to Calcourse, a major planning tool for UC Berkeley students with double majors, with React and Typescript.
Decode Official Website (2021): Contributed significantly to the development of the official website for Decode Conference 2021, with raw HTML | Deployment

Game Projects

Touhou Fairy Knockout (2022 - Present): Just released an action game with Unity + heavy networking stack. Sold 4000 copies in two days (as of 30 July 2023), still selling fast … | Steam
Touhou Blooming Chaos 2 (2021): a rogue-like game in Unity, sold over 100000 copies | Steam
Touhou Blooming Chaos 2 DLCs (2021): 5 DLCs for TBC2 | Steam
Touhou Fairy Wars 2 ~ Inconsistent Memories (2021): Led a group of 3 to build this game in Unity. Won Second place in Bear Jam 2021. Prototype of THFK. | Itch.io
Angry Bird Replica (2021): Built a replica of Angry Bird in Unity | Source
Memoraiser (2020): Built a memory training game in Unity | Download
Trinitas (2020): Built a three-player chess game in Unity | Download

Miscellaneous Projects

remark-embed-tag (2024): built a remark plugin that renders a html embed from a simple tag syntax in markdown
Rookie DB (2022): built a database system with B+ Trees index, sorting, hashing, and concurrency support in Java
Pintos (2022): class project. Started from a classic skeleton and implemented user program, multi-threading, virtual memory, file system, various syscalls and caching for a UNIX-like OS in C
Gitlet (2022): built a version control system with commit, branch, merge, and rebase support in Java
Scheme Interpreter (2021): built a Scheme interpreter with tail call optimization | Class Project
EXP CLI (2021): built a CLI tool for for recording down pieces of personal notes and serving in either HTML or JSON format.
Eye Care U (2020): built a desktop app that reminds users to take a break from screen time

Research Works

Visual Correction Display (2021 - 2022): Research on improving the hardware and software aspects of Professor Barsky’s approach of producing a corrective visual display for those with visual aberrations (myopia, hyperopia and so on) | Project in Barsky Lab, UC Berkeley
Auditory Attention Detection (2020 - 2021): Research on quantifying a major drawback of the effectiveness of the currently existing auditory attention decoding algorithms using a data science approach in MATLAB | Project in Institute of Infocomm Research, A*STAR, Singapore