alexgu/projects

personal projects

Twin DJ Platform

February 2025 - Present

A web-based platform that helps aspiring DJs learn and practice mixing by deconstructing and visualizing song transition techniques. Built a MIDI data processing pipeline that transforms raw controller signals into human-readable action summaries.

AI Personal Portfolio

Summer 2025

An interactive portfolio using RAG to answer questions about my experiences. Features include dynamic Q&A, semantic search, and voice integration via ElevenLabs for a conversational 'Digital Me' experience.

Cudney Family Apiaries Website

Summer 2025

A modern informational website for a small-batch honey producer. Built with React and Tailwind CSS v4, featuring custom branding, responsive design, and scalable architecture for future e-commerce.

DIY Gamma-Ray Spectrometer

December 2024 - May 2025

Senior capstone project building a custom gamma-ray spectrometer from scratch with a $2,000 budget. Hands-on hardware development and physics instrumentation.

NASA ExoSky Hackathon

October 2024

An ambitious interactive solar system visualization built during a NASA Hackathon containing educational content about celestial bodies.

TuffMarketplace

2023 - 2024

A community-centric online marketplace for Tufts students. Included business insight features and evolved into a successful platform for campus commerce.

Somerville Homeless Coalition Web-App

Fall 2023 - Spring 2024

A full-stack web app for a non-profit that streamlined client-to-funding matches. Built with React, Node.js, Express, and MongoDB to help case workers efficiently process financial relief applications.

MIT COVID Bluetooth Contact Tracing

May 2020 - July 2020

Research on private automated contact tracing methods using Bluetooth technology during the pandemic. Explored privacy-preserving approaches to track potential viral exposure.