Led the engineering effort of a new in-app virtual reward system cross-functionally across 5 different teams, allowing thousands of patients to accumulate rewards and stay motivated on their path to recovery.

Planned and implemented a phased release of new clinical exercises, allowing patients to interactively identify their triggers and formulate personalized, in-app recovery plans.

Built user-facing features such as lesson content, relapse contingency management, in-app analytics, audio downloads, full screen video, onboarding, navigation and more.

Spearheaded the design and development of a React web app from scratch, enabling our team to manage data for an image-processing AI algorithm created to identify, display and recommend beers to users.

Drove the frontend development of a new gamification system in our React Native app, allowing users to earn points, unlock levels, and visualize their in-app reward progress for the first time.

Elected guild master of the frontend guild & led developer meetings to discuss and align on best practices.

Clients include: Universal Music Group, Republic Records, Visionary Music Group, Jeremy Zucker, and more.

Received over 250k+ downloads, 400M+ streams and 600M+ views on projects.

Portfolio available at yangthedev.com.

Created cron jobs to automate the integration of third party apps and regularly sync user data for Trello, Dropbox, and Box, accounting for over 20% of the connected app data at Rethink.

Wrote numerous CRUD endpoints in Node.js, taking our backend from conception to beta release.