HackMate
A platform to discover and connect with hackathon teammates, used by 450+ users across 35+ countries. Built end-to-end with focus on UX, matching systems, and scalable architecture.
Audio Recognition Engine (Shazam-inspired)
Implemented a full audio fingerprinting pipeline based on Avery Wang’s paper, running entirely on-device. Includes FFT, spectrogram, constellation mapping, combinatorial hashing, and offset-based matching.
Ripple (Offline BLE Chat)
A peer-to-peer chat app with zero internet dependency using BLE. Features E2E encryption (ECDH), real-time messaging, and a custom radar-based discovery UI.
