Languages
- Kotlin
- Java
- Swift
- Python
- SQL
- HTML
- CSS
- JavaScript
I’m Andrew
I build mobile apps
and AI agents
AI Major at UPenn and Mobile developer shipping production apps to thousands of users, built on clean architecture and designed around the people who use them.
Summary
- Education
- BSE in Artificial Intelligence at Penn
- Primary craft
- 5 years of building Android apps
- Broader canvas
- Android, iOS, Web, Database and AI agents
- Current focus
- Building AI-powered mobile products, from LLM pipelines and RAG agents to the native Android and iOS experiences that put them in users' hands
Skills
The toolkit behind the work.
Android
- Jetpack Compose
- React Native
- Coroutines & Flow
- Hilt
- Room
- Retrofit
- Material 3
- JUnit
- Play Console
Backend
- Ktor
- Supabase Postgres
- FastAPI
- AWS RDS & S3
- REST APIs
- PostgreSQL
Tools
- Git
- GitHub Actions
- PostHog
- RevenueCat
- Firebase
- CI / CD
- Docker
- Kanban
AI Engineering
- Claude API
- RAG
- Multi-model routing
- Evaluation harnesses
- Agentic workflows
- Claude Code
- Codex
Things I’ve built
SHIFT
A web, Android, and iOS staffing platform for 105 front-desk workers across Penn’s 13 residential houses.
- 13houses supported
- 25%projected fewer unstaffed shifts
Evenly
A cross-platform expense tracker with AI receipt processing, paid subscriptions, and product-led onboarding.
- 40%lower AI processing cost
- 50%download-to-signup conversion
Sky Weather
An offline-capable weather app built with Jetpack Compose, resilient caching, home-screen widgets, and automated quality checks.
- 1,000+downloads
- 5.0Play Store rating
TikTok Clone
An open-source Android video app with upload, discovery, profiles, search, and a developing hybrid recommendation system.
- 86GitHub stars
- 39forks
Whisper
A realtime Android chat app with offline persistence, message editing, media sharing, stories, and local-first data handling.
- OfflineRoom-backed persistence
- RealtimeSupabase subscriptions
Where I’ve made an impact
May - Aug 2026
Lumora Animal Health
Mobile Application Developer
- Built PawChart’s customer support system across the app, admin portal, and automated Slack triage.
- Shipped an AI-powered pet vaccine verification workflow spanning check-in, document review, and QR scanning.
- Added persistent multi-session history to PawChart’s AI assistant.
- 20%
- faster ticket resolution
- 60%
- faster vaccine verification
- 30%
- more AI chat volume
Sep 2025 - Now
Penn Labs
Android App Developer
- Own notifications and home-screen widgets for Penn Mobile.
- Led the incremental migration from legacy XML to Jetpack Compose, Clean Architecture, and MVVM.
- Moved networking out of the UI layer and built the app’s first unit-testable feature architecture.
- 4,000+
- monthly active users
- 30%
- fewer total crashes
- 48
- tests added
Jan 2026 - Now
University of Pennsylvania
Teaching Assistant, Programming Languages
- Lead weekly recitations in functional and object-oriented programming.
- Mentor students through office hours and detailed code feedback.
- Review correctness, code quality, and edge-case handling across a large course codebase.
- 200+
- student codebase
- 10–20
- students per recitation
Mar - Jun 2025
Classic Car Listings
Lead Software Developer
- Built and deployed a responsive listings platform with an integrated inventory system.
- Used targeted SEO to secure a top search position in two weeks.
- Redesigned key workflows based on user-survey findings.
- 10,000+
- impressions in two months
- 3,000
- clicks
- 50%
- faster task completion