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Justin Kim

PROFILE

Justin Kim

Jung Kim focused on enhancing test reliability and maintainability across the opensearch-project repositories, primarily working on opensearch-dashboards-functional-test and alerting-dashboards-plugin. Over three months, Jung refactored the Discover Table UI test suite, removing outdated tests and updating selectors to align with evolving UI requirements using JavaScript and Cypress. He addressed persistent CI flakiness by fixing failing functional tests, particularly around hit-count persistence in saved searches, and improved test automation workflows. Additionally, Jung updated Jest configurations in alerting-dashboards-plugin to ensure proper transformation of the react-monaco-editor, resolving integration issues and strengthening the overall testing infrastructure for future development.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

3Total
Bugs
2
Commits
3
Features
1
Lines of code
669
Activity Months3

Work History

August 2025

1 Commits

Aug 1, 2025

August 2025 monthly summary focusing on testing infrastructure and reliability improvements for the opensearch-project/alerting-dashboards-plugin. Implemented proper transformation of react-monaco-editor in Jest tests by updating config and adding a moduleNameMapper for opensearch-dashboards/public, enabling reliable test execution for the editor component and preventing related CI failures.

May 2025

1 Commits

May 1, 2025

May 2025: opensearch-dashboards-functional-test — Focus: Improve test reliability and verify Discover hit-count persistence after saved search reset. The major deliverable was a refactor of the hit-count verification logic to capture the initial hits and validate persistence post-reset, addressing a failing functional test. This work reduces CI flakiness and strengthens confidence in saved-search behavior. Impact: More robust functional tests for Discover, enabling faster feedback and safer changes to the dashboard search experience. Technologies/skills: test automation, functional testing, test refactoring, Git-based change tracing, knowledge of Discover saved searches and hit-count semantics. Commit highlight: c8bc91c0c2c7a267f58ebcede351aac9f7cb1bad — [Discover] update the logic for hits check (#1794).

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025: Delivered targeted test-suite refactor for Discover Table UI in opensearch-dashboards-functional-test. Removed outdated tests tied to the 'new' discover table, updated selectors, and streamlined data explorer Discover feature tests to align with the current UI. This work reduced CI flakiness, improved test reliability, and enhanced maintainability for UI changes.

Activity

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Quality Metrics

Correctness83.4%
Maintainability80.0%
Architecture73.4%
Performance66.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

JavaScript

Technical Skills

ConfigurationCypressEnd-to-End TestingEnd-to-end testingJavaScriptJestTesting

Repositories Contributed To

2 repos

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

opensearch-project/opensearch-dashboards-functional-test

Mar 2025 May 2025
2 Months active

Languages Used

JavaScript

Technical Skills

CypressEnd-to-end testingJavaScriptEnd-to-End Testing

opensearch-project/alerting-dashboards-plugin

Aug 2025 Aug 2025
1 Month active

Languages Used

JavaScript

Technical Skills

ConfigurationJestTesting

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