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Lisa Zorn

PROFILE

Lisa Zorn

Worked on the BayAreaMetro/NetworkWrangler repository, delivering backend enhancements and data engineering solutions to support transit network planning. Over four months, developed features such as shapefile export for GIS workflows, advanced network variant handling for greenhouse gas analysis, and improved Tableau-based reporting tools. Addressed repository integrity by cleaning data artifacts and refining configuration management. Applied Python and XML for scripting, data processing, and error handling, while strengthening code reliability through robust debugging and version control practices. The work emphasized maintainability, operational reliability, and streamlined workflows, enabling more accurate planning analyses and reducing downstream risks in complex transit data pipelines.

Overall Statistics

Feature vs Bugs

36%Features

Repository Contributions

24Total
Bugs
9
Commits
24
Features
5
Lines of code
7,740
Activity Months4

Your Network

15 people

Work History

April 2025

16 Commits • 3 Features

Apr 1, 2025

April 2025 (2025-04) – BayAreaMetro/NetworkWrangler: Delivered targeted enhancements across network variant handling, reporting tooling, and data alignment, with improvements to reliability and data integrity. The changes enable more accurate greenhouse gas impact isolation, robust project typing, and streamlined multi-project reporting, driving better decisions on transit vs roadway strategies and planning horizons.

March 2025

2 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary for BayAreaMetro/NetworkWrangler: Delivered GIS export capability via shapefile generation and improved data integrity by hardening link validation, enhancing reliability and interoperability with GIS workflows. These changes reduce downstream risk and shorten issue detection in data pipelines.

January 2025

5 Commits • 1 Features

Jan 1, 2025

January 2025 (BayAreaMetro/NetworkWrangler) focused on improving repository integrity, aligning transit network specifications with planning needs, and strengthening documentation to support build and diff workflows. Key actions reduced risk of broken builds, eliminated stray artifacts, and clarified the workflow for Tableau-based diff generation, enabling faster, more reliable planning analyses.

October 2024

1 Commits

Oct 1, 2024

October 2024 monthly summary for BayAreaMetro/NetworkWrangler. Focused on stabilizing license checks to support MTC and consultants, delivering a critical bug fix that prevents license-denied scenarios and simplifies the license validation path. This work improves operational reliability for planning workflows and reduces ongoing maintenance complexity.

Activity

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Quality Metrics

Correctness87.4%
Maintainability90.0%
Architecture86.8%
Performance84.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

MarkdownPythonXML

Technical Skills

Backend DevelopmentCode RefactoringCode ReversionCommand Line InterfaceCommand-line Interface (CLI) DevelopmentConfiguration ManagementData AnalysisData CleaningData ConversionData EngineeringData ProcessingDebuggingDocumentationError HandlingModule Importing

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

BayAreaMetro/NetworkWrangler

Oct 2024 Apr 2025
4 Months active

Languages Used

PythonMarkdownXML

Technical Skills

Backend DevelopmentCode ReversionConfiguration ManagementData CleaningDocumentationVersion Control