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Pak Su Hyung

PROFILE

Pak Su Hyung

During two months on Kernel360/F2-TECHPICK, Gyak built and refined user-facing folder and bookmark management, including sharing, export, tagging, and drag-and-drop, while also developing a content-curation API to streamline saving recommended links. He improved API reliability and security by centralizing configuration, enhancing exception handling, and updating Swagger documentation with authentication schemes. Gyak established automated AWS deployment pipelines using Docker and CI/CD, and stabilized production logging with per-request UUID tracing for better observability. Working primarily with Java, Spring Boot, and TypeScript, he addressed both backend and frontend needs, demonstrating depth in API design, deployment automation, and robust error handling.

Overall Statistics

Feature vs Bugs

88%Features

Repository Contributions

25Total
Bugs
1
Commits
25
Features
7
Lines of code
34,252
Activity Months2

Work History

December 2024

5 Commits • 3 Features

Dec 1, 2024

December 2024: Kernel360/F2-TECHPICK delivered core observability improvements, API security/documentation upgrades, and a new content-curation API, while hardening the signup flow. The work enhances production stability, security posture, and end-user experience, translating to improved reliability, faster content saves, and reduced signup failures.

November 2024

20 Commits • 4 Features

Nov 1, 2024

November 2024 monthly summary: Delivered core user-facing enhancements (frontend-driven folder/bookmark management with sharing, export, drag-and-drop, and tagging) plus API refinements; hardened security and improved API reliability (security properties, exception handling, request logging, Swagger auth docs); established CI/CD and AWS deployment pipelines for automated builds, Docker images, and deployments; published a technical blog post on storing ordered data in relational databases; achieved stronger collaboration, faster releases, and better observability.

Activity

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Quality Metrics

Correctness89.2%
Maintainability86.8%
Architecture84.8%
Performance80.0%
AI Usage23.2%

Skills & Technologies

Programming Languages

CSSDockerfileHTMLJSPJavaJavaScriptMarkdownSQLShellTypeScript

Technical Skills

API DesignAPI DevelopmentAPI DocumentationAWS DeploymentAspect-Oriented ProgrammingBackend DevelopmentBuild ConfigurationCI/CDConfiguration ManagementData ParsingDatabase DesignDatabase LoggingDatabase ManagementDnd-kitDocker

Repositories Contributed To

2 repos

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

Kernel360/F2-TECHPICK

Nov 2024 Dec 2024
2 Months active

Languages Used

CSSDockerfileHTMLJSPJavaJavaScriptSQLShell

Technical Skills

API DesignAPI DevelopmentAPI DocumentationAWS DeploymentAspect-Oriented ProgrammingBackend Development

Kernel360/blog

Nov 2024 Nov 2024
1 Month active

Languages Used

JavaMarkdown

Technical Skills

Database DesignJPAMySQLTechnical Writing

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