Apps ×

AC Transit AC Transit bus locator. Burn to Tile Drag GeoJSON onto a map, get tile quadkeys at a target zoom. Diffchecker Compare two text blocks and highlight the differences. Home Status PurpleAir sensor dashboard for temperature and air quality. MD Preview A minimal dark-mode markdown editor with live preview and Mermaid diagram support. Oakland Geoguess Mapillary street-view based geo-locale guessing game set in Oakland. OpenLR Parse and map OpenLR linear location references. Planning Poker P2P planning poker via WebRTC. No backend. Run Map Map and measure running distances. ShareText Minimal text sharing with URL links. Synthetic Markets Spatial simulation of market policy impacts on large agent populations. What the Tile Visualize map tile boundaries at each zoom level.

who, what, where

I’m a software developer and researcher at Mapbox, working on distributed pipelines for modality classification, speed profiling, and real-time ETAs.

2019—now

Mapbox

Staff Software Engineer, Telemetry · San Francisco

Previously Senior Software Engineer, 2019—2025
2017—2019

UrbanFootprint

Data science & engineering · Berkeley
2016

Code for America

Software Engineer & Fellow · San Francisco
2015

Microsoft

Civic Tech Fellow · New York City
2012—2015

MIT Media Lab + Flocktracker

Transport modeling software researcher · Cambridge