Selected Work06 Projects

Work

Products I've designed and shipped across backend, web, and mobile — from live streaming at scale to point-of-sale.

01Full-Stack

Sports Team Management Tool

Node.jsReactReact NativeExpo

Full-stackbackend · web · mobile

A team management platform for scheduling, scoring, and event coordination. I own work across the entire stack: backend, web, and mobile.

Backend
  • Design and build features that interoperate cleanly across services.
  • Run database migrations safely, with zero disruption to existing data.
Frontend
  • Diagnose and resolve issues in the live web app.
  • Extend the product with new, well-integrated features.
Mobile
  • Build new feature sets from the ground up.
  • Refactor existing flows to sharpen the user experience.
02Android · TV

Streaming & VOD Platform

KotlinAndroid TVExoPlayer

3device classes (phone · tablet · TV)

A comprehensive video-on-demand and livestreaming application for a major religious organization, delivered across phones, tablets, and Android TV.

  • Architected and implemented the entire Android and Android TV experience from scratch.
  • Prioritized digital equity with full accessibility support across all user segments.
  • Delivered a seamless VOD and live-stream playback experience across multiple device types.
031M+ users

High-Traffic Content Reader

KotlinJavaJetpack Compose

~1Mactive users

A large-scale reading application serving approximately one million active users.

  • Migrated legacy XML screens to Jetpack Compose with zero service interruption for 1M+ users.
  • Developed and optimized core features to handle high-concurrency content delivery.
04Compose · Room

Offline Music & Media Player

AndroidJetpack ComposeRoom

A specialized media application focused on high-quality audio playback and full offline accessibility.

  • Engineered complex local database queries for a lag-free, smooth offline experience.
  • Modernized the UI/UX by migrating legacy components to a Jetpack Compose design system.
05Healthcare

Pharmacy & Delivery App

AndroidJetpack ComposeXML

1,000sdaily active users

A healthcare-focused application for medicine ordering and real-time shipment tracking.

  • Implemented Compose to coexist with existing XML, enabling iterative UI modernization.
  • Led the development of large-scale features benefiting thousands of daily active users.
06White-label

White-Label Restaurant POS

AndroidPOS

A white-label solution for restaurant operations, including delivery and order management.

  • Refactored legacy code into a reusable architecture, cutting setup time for new clients.
  • Standardized processes for a new Point of Sale (POS) application integration.