Portfolio — 2026

Ethan
Percival

Data analysis and software development.

Selected Projects

Work that ships.

Full-Stack Data Engineering Product Design

Agora

A membership and event management platform built from the ground up for BridgeUSA, a national campus dialogue organization. Agora handles member tracking, event programming analytics, and organizational reporting across chapters. Currently being piloted nationally across BridgeUSA's chapter network.

View Live ↗
Agora Live Dashboard Mockup
Agora Analytics Dashboard Mockup
GIS / Mapping Data Visualization Congressional

Constituent Outreach Mapping System

An interactive geospatial tool built for a congressional office to help staff prioritize constituent outreach by visualizing contact density across the district. ZIP code choropleth overlaid with city and county boundaries lets staff identify underserved areas and allocate resources more effectively. Filter by issue area to surface localized patterns.

District 19 — Constituent Contact Distribution

Academic Work

Research.

Published Paper
Beyond the Ballot: Evaluating the Impact of Priming Effects on Public Support for Lowering the Voting Age in American Elections ↗
Original quantitative thesis using large-N survey data to evaluate how ballot measures shape political participation and voter attitudes.
Honors Thesis
Qualitative Research

Original qualitative thesis using semi-structured interviews to analyze attitudes toward non-citizen voting.

Technical Capabilities

The stack.

Languages
Python
SQL
JavaScript / TypeScript
R
Frameworks & Tools
React
D3.js / Leaflet
Tableau
dbt
Domain
Legislative & Policy Analysis
GIS & Geospatial Data
Stakeholder Communication
Product Management
Let’s talk.
Open to roles in data, policy, and technology.