I'm Rangel, a software developer
based in New York.
I build web and mobile apps end to end, from the UI down to the database. I care about interfaces that feel fast and backends that stay boring under load. Mostly in . Open to freelance work and full-time roles.
Projects
- 01
Judgify
Assigns faculty judges to research posters with an integer program, collects scores from judges' phones, and ranks posters with per-judge z-score normalisation.
- Next.js
- TypeScript
- Supabase
- Flask
- PuLP
- 02
WalkSafe
1st place at CuseHacks 2024. A React Native safety app for Syracuse that reroutes walks around crime hotspots scored from 8,346 police reports, tracks family on a live map, and sends an automatic check-in when you get home.
- React Native
- Expo
- Supabase
- Flask
- Pandas
- 03
FindX
A Django web app that checks a citizen's photo against registered missing-person cases with DeepFace (VGG-Face) and, on a match, alerts the nearest police station and the station that owns the case.
- Python
- Django
- DeepFace
- OpenCV
- SQLite
Experience
Roles where I’ve helped take ambitious ideas from architecture to launch.
- 01
Jan 2026 – Present
Orange Housing
Software EngineerSyracuse, NY
- Next.js
- React
- TypeScript
- Tailwind CSS
- Supabase
- PostgreSQL
- Stripe
I engineered Orange Housing as a high-performance rental marketplace connecting Syracuse University students and local residents with verified properties and landlords.
- 02
Aug 2025 – Dec 2025
HereAfter
Founding Software EngineerNew York, NY
- Expo
- React Native
- TypeScript
- Mapbox
- Supabase
- Zustand
I built HereAfter as a cross-platform mobile app where the map is the social feed and every memory belongs to a place.
- 03
Jun 2024 – Aug 2024
Delet
Software Engineering InternSan Francisco, CA
- React Native
- AWS
Migrated a legacy website to a React Native app, cutting latency 25%, and built real-time video streaming on AWS EC2 & S3 for 10,000+ concurrent users.
After Hours
Toolbox
The technologies I use to bring ideas to life.
