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Jonah Kagan

PROFILE

Jonah Kagan

Jonah Kagan enhanced audit planning and risk calculation features in the votingworks/arlo repository, focusing on backend and frontend refactoring using Python, React, and SQL. He improved planning flexibility by expanding ballot polling options and addressed reliability by implementing Slack message truncation and Gunicorn memory-leak mitigation. In December, Jonah delivered security hardening for production logging, masking sensitive credentials, and stabilized CI workflows by verifying Cypress installations. He also contributed to goldbergyoni/vitest, extending code coverage controls to support maximum uncovered items. His work demonstrated depth in API development, DevOps, and testing, resulting in more robust, secure, and maintainable systems.

Overall Statistics

Feature vs Bugs

43%Features

Repository Contributions

7Total
Bugs
4
Commits
7
Features
3
Lines of code
1,418
Activity Months2

Work History

December 2024

3 Commits • 2 Features

Dec 1, 2024

December 2024 monthly summary focusing on key features delivered, major bugs fixed, and business impact across repositories. Delivery focused on security hardening for production logging, CI stability improvements, and extended code coverage controls, with cross-repo benefits in reliability and governance.

November 2024

4 Commits • 1 Features

Nov 1, 2024

November 2024 — VotingWorks ARLO: Delivered significant enhancements to audit planning, reliability, and risk calculations. Key updates include an expanded Audit Planner with multiple ballot polling sample size options, safeguards for Slack message length, a correctness fix for risk measurement with non-RLA batches, and Gunicorn memory-leak mitigation via auto-restart. Overall impact: Improved planning flexibility for auditors, reduced risk of Slack notification failures, more accurate risk results in mixed-batch scenarios, and enhanced web dyno stability. Technologies/skills demonstrated: UI/backend refactor; test and snapshot maintenance; risk calculation logic with non-RLA handling; Slack integration safeguards; Gunicorn configuration and memory-management strategies; deployment stability improvements.

Activity

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Quality Metrics

Correctness87.2%
Maintainability84.4%
Architecture78.6%
Performance77.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScriptPythonRegExpShellTypeScriptYAML

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentCI/CDCode CoverageCode RefactoringConfigurationConfiguration ManagementData AnalysisDevOpsDocumentationFrontend DevelopmentGunicornLoggingPython

Repositories Contributed To

2 repos

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

votingworks/arlo

Nov 2024 Dec 2024
2 Months active

Languages Used

JavaScriptPythonShellTypeScriptRegExpYAML

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentCode RefactoringData AnalysisDevOps

goldbergyoni/vitest

Dec 2024 Dec 2024
1 Month active

Languages Used

JavaScriptTypeScript

Technical Skills

Code CoverageConfigurationDocumentationTesting

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