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Khine Zar Hein

PROFILE

Khine Zar Hein

Worked on the Submitty/Submitty repository over three months, delivering features and fixes that enhanced both privacy and reliability in grading workflows. Developed a privacy safeguard to ensure legal names are hidden when a preferred name is set, implementing Cypress-based end-to-end tests to validate UI compliance across student, instructor, and TA views. Expanded automated test coverage for the overridden grades banner, improving regression safety for grading interfaces. Addressed a backend bug in submission conflict detection by refining file name comparison logic in PHP and adding unit tests, thereby increasing confidence in bulk upload workflows and supporting maintainable, privacy-focused development practices.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

3Total
Bugs
1
Commits
3
Features
2
Lines of code
150
Activity Months3

Work History

July 2026

1 Commits

Jul 1, 2026

July 2026 monthly summary for Submitty/Submitty highlighting key accomplishments, business value delivered, and technical milestones. Focused on submission conflict resolution in bulk upload workflows. Implemented a non-breaking bug fix to conflict detection so file names are compared by base name (ignoring extensions), preventing missed merge options when a previous submission exists with a file like 'answers' vs 'answers.pdf'. Added automated unit test coverage to validate the behavior (testSecondVersionPreviousOverlapNoExtension in SubmissionControllerTester.php). Key commit: c603aabbc4bbe4d7fa5a3b99d7fe3c2f88819ec7. Demonstrated PHP backend development, PHPUnit testing, and cross-functional collaboration.

April 2026

1 Commits • 1 Features

Apr 1, 2026

April 2026 monthly summary for Submitty/Submitty: Delivered a privacy-focused feature that prevents displaying legal names when a user has a preferred name set, paired with end-to-end tests to validate privacy across multiple UI surfaces. This work reduces exposure risk and strengthens privacy compliance across student, instructor, and TA workflows. No breaking changes or migrations required. Commit reference: 6ca5841aef1ff8ee005107cccc156eb8ac00d698; closes #8435.

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 monthly summary for Submitty/Submitty. Focused on expanding test coverage and reliability for the grade override workflow by delivering end-to-end tests for the overridden grades banner across student and grader views. This work improves regression safety for grading-related UI and accelerates validation for future changes, leveraging Cypress-based automation and aligning with the ongoing testing strategy.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance86.6%
AI Usage33.4%

Skills & Technologies

Programming Languages

HTMLJavaScriptTwig

Technical Skills

Backend DevelopmentCypressJavaScriptPHPUI developmentUnit Testingend-to-end testingfront end development

Repositories Contributed To

1 repo

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

Submitty/Submitty

Mar 2026 Jul 2026
3 Months active

Languages Used

JavaScriptTwigHTML

Technical Skills

CypressJavaScriptend-to-end testingfront end developmentUI developmentBackend Development