Java4Java — iOS/Android Anki-like LeetCode Learning Platform

Sep 2025 - Present

Built cross-platform mobile app (Swift, Kotlin) for algorithm practice through spaced repetition. Deployed on iOS, macOS, iPad, and Android.

App Store

Key Features:

  • Implemented SM-2 spaced repetition; personalized recommendations based on proficiency and mastery patterns
  • Engineered offline-first sync with conflict-free queue reconciliation using CRDTs for consistency across devices during intermittent connectivity
  • Monetized via AdMob using waterfall bidding and A/B tested placements, generating sustainable revenue while maintaining UX

RhythmIQ | Music Streaming App with Personalized Playlists

Jan 2025 - Present

RhythmIQ Architecture

GitHub repository

Optimized data flow for low-latency music recommendation, modular Java architecture with AWS Lambda, and real-time context detection via sensor data.

Design Documents:

This project features a recommendation engine using collaborative filtering and content-based filtering, AWS Lambda for efficient processing, and Dagger for dependency management within Java.

Earlier projects

Student and early projects, kept for context.

Electric Vehicle Explorer & Breakeven Calculator

July 2023 - Aug 2023

EV Calculator

Live site | GitHub

Developed a website displaying sustainable fuel vehicles to gain experience with TypeScript and React. Features include debounced searching, sorting, filtering, and pagination.

M-HEAL Solar Fridge

Project Team Lead & Electrical Sub Team Lead | Jan 2019 - Dec 2022

Solar Fridge Project

Solar Fridge is a student-run project team at Michigan Health Engineered for All Lives. Our 15-member team iterates through insulation and thermoelectric refrigeration designs to cool vaccine coolers.

Key Achievements:

  • Improved the amount of time that dorm fridges can sustain a 2-8°C range by over 800%
  • Created a touchscreen LCD digital data logger that displays current and previous vaccine temperatures
  • Designed PCB to condense thermocouple leads and implemented Arduino code driver

M-HEAL Solar Fridge Home Page

Concept & Implementation: Concept Design PCB Design

M-HEAL Leadership

Internal Vice President | March 2021 - April 2022

Managed and oversaw progress of 12 independent project teams covering global health problems. Organized design reviews, facilitated recruiting, met with external partners, and worked closely with the 14-person board to direct the organization.

Phone-Free Driving Device

Owner | Sep 2019 - Dec 2019

Phone Holder Device

Designed an automotive safety device that restricts phone access unless the car is at a complete stop, using AutoCAD, Arduino, servo motor, GPS module, and ultrasonic sensor.

Achievement: 2nd Place in GM Additive Manufacturing Design Competition

SmartCycle Machine Learning Recycling App

May 2020 - Sept 2021

SmartCycle App

Developed an iOS app with ML-powered recycling bin detection to encourage recycling through point rewards. Utilized IBM Cloud Machine Learning and Apple CoreML for image classification trained on thousands of recyclable items.

  • Trained ML algorithm to discriminate against reusable water bottles to prevent cheating

  • Integrated Swift frontend with CoreML models for real-time detection

  • Backed user data using Google Firebase for persistent storage

Recycling Machine