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Preston Carman

PROFILE

Preston Carman

Preston Carman enhanced the Submitty/Submitty repository by stabilizing automated tests and improving backend configurability. He addressed flakiness in the late-submission warning messages Cypress test, introducing robust date helper functions and dynamic assertions to handle timezone edge cases and popup visibility, which led to more reliable CI outcomes. Additionally, Preston refactored the daemon job queue path to be configuration-driven, centralizing path management with PHP and updating multiple controllers for easier deployment and maintainability. His work in JavaScript and PHP focused on reducing deployment risk and improving system flexibility, demonstrating thoughtful attention to both test reliability and backend architecture.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
136
Activity Months1

Your Network

40 people

Work History

March 2026

2 Commits • 1 Features

Mar 1, 2026

March 2026: Fortified CI stability and system maintainability for Submitty/Submitty. Key work included stabilizing the late-submission warning messages test by addressing popup visibility and timezone edge cases, introducing date helpers and dynamic assertions; and refactoring the daemon job queue path to be config-driven across multiple controllers, enabling easier configuration and deployments. These changes reduce test flakiness, minimize deployment risk, and improve maintainability and configurability across environments.

Activity

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Quality Metrics

Correctness100.0%
Maintainability90.0%
Architecture90.0%
Performance90.0%
AI Usage70.0%

Skills & Technologies

Programming Languages

JavaScriptPHP

Technical Skills

Automated TestingCypressJavaScript TestingPHPbackend developmentsoftware architecture

Repositories Contributed To

1 repo

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

Submitty/Submitty

Mar 2026 Mar 2026
1 Month active

Languages Used

JavaScriptPHP

Technical Skills

Automated TestingCypressJavaScript TestingPHPbackend developmentsoftware architecture