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Gavin Rozzi's Portfolio

Exploring the intersection of technology, policy, and public service

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NJ Civil Service Navigator logo with compass design
Civic Technology

NJ Civil Service Navigator

Web platform making 5,128+ NJ Civil Service job specifications searchable and accessible for job seekers, HR professionals, and hiring managers.

5,128+
Job Specs
6+
Tools
workforce modernizationgovernmentcivic techReact
NJ HOMES Choice Tool homepage with Unit Mix Planning interface
Government

NJ HOMES Choice Tool

Interactive planning tool implementing A4/S50 affordable housing calculations for all 564 municipalities, supporting NJ HOMES grantmaking and municipal compliance.

564
Municipalities
Statewide
Coverage
affordable housingplanning toolcompliancepublic service
Operation Right Answer service modernization concept showing AI-assisted contact center technology
Government

Operation Right Answer: Housing Services Modernization

Led development of a data-driven service framework to modernize how New Jersey housing programs serve residents, partnering with the New Jersey Innovation Authority to implement AI-assisted contact center technology.

Statewide
Scope
Resident Experience
Focus
Amazon ConnectGovernment InnovationCustomer ServiceAI
NJ Eviction Guide homepage showing the interactive self-help tool interface
Government

NJ Eviction Guide

Interactive self-help tool connecting New Jersey's most vulnerable residents directly to housing assistance and legal resources.

Statewide
Impact
Thousands
Users Served
Next.jsReactTypeScriptPublic Service
3D visualization of New Jersey population density showing elevated ridges for densely populated urban areas like Newark and Jersey City
Research

New Jersey Population Density Map

Award-winning 3D visualization of New Jersey population density using rayshader, winning First Place in the 3D category at the NJ DEP GIS Mapmaking Contest.

First Place, 3D
Award
Best Cartographic Design
Recognition
data visualizationRGISrayshader
njgeo hex sticker logo
Open Source

njgeo

An R package for geocoding addresses using New Jersey's official geocoding service, freely available as an alternative to commercial solutions.

CRAN
Platform
MIT
License
Ropen sourcegeospatialGIS
njtr1 hex sticker logo
Open Source

njtr1

An R package that makes it easy to download and analyze New Jersey motor vehicle crash data for transportation research and safety analysis.

CRAN
Platform
2001-Present
Data Years
Ropen sourcetransportationdata science
TrentonTracker: Making NJ Legislative Data Accessible
Civic Technology

TrentonTracker

A modern Progressive Web App making New Jersey legislative data accessible and searchable, with ZIP code-based legislator lookup.

GatsbyJS
Technology
R Plumber
API
civic techtransparencyJavaScriptR
COVID-19 spread visualization map showing county-level case data across the United States
Research

COVID-19 Spread Visualization

Interactive web-based visualization tracking the spread of COVID-19 across U.S. counties using advanced GIS technologies and real-time data processing.

3,000+
Counties Tracked
240+
Days of Coverage
GISdata visualizationpublic healthweb mapping
zipcodeR hex sticker logo
Open Source

zipcodeR

An R package with 53+ peer-reviewed citations including Nature, Cancer Discovery, and MIS Quarterly, enabling breakthrough research in public health, epidemiology, and environmental science.

115K+
Total Downloads
53+
Peer-Reviewed Citations
Ropen sourcegeospatialdata science
OPRAmachine logo - New Jersey's statewide public records request platform
Civic Technology

OPRAmachine

New Jersey's first statewide freedom of information platform, processing over 75,000 public records requests and releasing 250GB of government data.

75,000+
Requests Processed
250GB
Data Released
civic techgovernment transparencypublic recordsOPRA