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June-eoh

PROFILE

June-eoh

Jungsun Eoh developed and expanded automated testing infrastructure for the instructure/canvas-lms repository, focusing on end-to-end validation of file management, module workflows, and student dashboard features. Leveraging Ruby, Selenium, and React, Jungsun migrated legacy test suites to modern frameworks, introduced feature flag management, and enhanced accessibility coverage. Their work included building comprehensive test suites for file permissions, module item management, and media player integration, as well as stabilizing CI pipelines by reducing test flakiness. By aligning tests with evolving UI and backend changes, Jungsun improved release reliability and ensured that core workflows remained robust across both instructor and student experiences.

Overall Statistics

Feature vs Bugs

93%Features

Repository Contributions

35Total
Bugs
1
Commits
35
Features
14
Lines of code
6,334
Activity Months7

Your Network

352 people

Same Organization

@instructure.com
184

Shared Repositories

168
Ádám MátéMember
Adam_MikulasMember
Adam MolnarMember
Adam SzaboMember
Adrian GruberMember
akemenyMember
Akos HorvathMember
Alexandre DosSantosMember
alvaro.talaveraMember

Work History

October 2025

10 Commits • 2 Features

Oct 1, 2025

October 2025: Focused on strengthening automated UI confidence and enabling advanced observer workflows in the Canvas LMS Student Dashboard. Delivered end-to-end test coverage, stabilized key UI interactions, and corrected filtering logic to reflect user expectations, reducing regression risk and accelerating feature adoption for instructors and students.

September 2025

4 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary focusing on key accomplishments for instructure/canvas-lms. Consolidated end-to-end testing coverage for module items in the teacher view (add, move, and edit), and implemented stability improvements to reduce Selenium flakiness. Expanded regression coverage to enable faster and more reliable feature validation in CI and release cycles.

August 2025

7 Commits • 4 Features

Aug 1, 2025

Monthly summary for 2025-08 focused on expanding automated test coverage for instructor-facing module management in canvas-lms. Delivered comprehensive Selenium test suites validating teacher view workflows—including moving module items between modules, creating modules with prerequisites, assigning modules to users/sections, and editing module requirements. These tests validate UI flows, persistence, and edge cases, enabling faster feedback and higher confidence in changes to module workflows and access controls.

July 2025

7 Commits • 3 Features

Jul 1, 2025

July 2025 performance summary for instructure/canvas-lms focused on expanding automated test coverage for media and files features, enabling CI stability, and reducing release risk. Delivered end-to-end Selenium test suites for Canvas Studio Player, comprehensive Files tests, and module item icon verification in teacher view. No major production bugs fixed this month; the work significantly improves test reliability, feature readiness, and overall quality gates.

June 2025

2 Commits • 1 Features

Jun 1, 2025

June 2025 — Focused on strengthening QA and test coverage for file and folder management in instructure/canvas-lms. Delivered expanded automated tests for file/folder operations (move, delete, multi-select), publishing/unpublishing, usage rights, accessibility flags, and persistence of UI preferences across sessions. Rewrote test suites to align with updated specs and introduced Selenium-based validation to improve reliability of regressions. This work reduces risk in release cycles and enhances user experience by ensuring core file management features behave consistently across workflows.

May 2025

4 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for instructure/canvas-lms focusing on key feature deliveries, major bug fixes, and platform impact. Delivered two primary initiatives: migration of the File Usage Rights Selenium test suite to the Files v2 structure and rollout of the New Files UI with accessibility rewrite, both equipped with test flags to enable controlled rollout across UI variants. The work improved test reliability, accelerated validation of file-related features, and laid groundwork for future File system changes.

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for instructure/canvas-lms: Focused on improving test coverage and reliability for file permissions features. Delivered a major test automation refactor and coverage enhancements that reduce regression risk and accelerate release readiness.

Activity

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Quality Metrics

Correctness96.4%
Maintainability91.4%
Architecture89.8%
Performance89.2%
AI Usage23.4%

Skills & Technologies

Programming Languages

CSSHTMLJavaScriptRubyTypeScriptYAML

Technical Skills

Accessibility TestingAutomated TestingBack-end DevelopmentBackend DevelopmentBackend TestingCI/CDCourse ManagementEnd-to-End TestingFeature Flag ManagementFeature FlagsFront End DevelopmentFront-end DevelopmentFrontend DevelopmentFull Stack DevelopmentFull stack development

Repositories Contributed To

1 repo

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

instructure/canvas-lms

Apr 2025 Oct 2025
7 Months active

Languages Used

RubyCSSHTMLJavaScriptYAMLTypeScript

Technical Skills

RubySeleniumTestingAccessibility TestingFeature Flag ManagementFeature Flags