skkuding/codedang
Jul 2025 – Mar 2026
7 Months active
Languages Used
JavaScriptTypeScriptCSSHTMLSVG
Technical Skills
Frontend DevelopmentNext.jsReactUI/UXAPI IntegrationAuthentication
오종희
PROFILE
오종희
Over seven months, contributed to the skkuding/codedang repository by delivering eight user-facing features focused on frontend consistency, usability, and data visibility. Work included standardizing button and badge components, redesigning contest and main pages, and launching a new Problem Statistics Page with interactive data visualizations. Leveraged React, TypeScript, and Tailwind CSS to align UI with the design system, streamline component architecture, and improve maintainability. Emphasized traceable, PR-driven development with clear commit conventions and issue linkage. Addressed business needs such as role-based access, responsive layouts, and data-driven decision support, resulting in a more cohesive and user-friendly frontend experience.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
13Total
Bugs
0
Commits
13
Features
8
Lines of code
3,068
Activity Months7
Your Network
1156 peopleWork History
March 2026
1 Commits • 1 Features
Mar 1, 2026March 2026 monthly summary for skkuding/codedang: Focused front-end uplift on the Contest experience. Delivered the Contest Main Page Redesign with updated styling for lists and headers, removal of outdated components, and improved visual consistency and usability. This UI/UX overhaul aims to simplify contest discovery, boost engagement, and reduce user friction. Implemented via commit 75def5acd1f288fc14e2bb30e1c22c3673df2ff4 (fix(fe): redesign contest main page) with PR notes and TAS-2547 reference. No substantive bug fixes this month; emphasis on feature delivery and code quality. Follow-up work is planned to address search bar height and broader styling in separate PRs.
1 Commits • 1 Features
Mar 1, 2026March 2026 monthly summary for skkuding/codedang: Focused front-end uplift on the Contest experience. Delivered the Contest Main Page Redesign with updated styling for lists and headers, removal of outdated components, and improved visual consistency and usability. This UI/UX overhaul aims to simplify contest discovery, boost engagement, and reduce user friction. Implemented via commit 75def5acd1f288fc14e2bb30e1c22c3673df2ff4 (fix(fe): redesign contest main page) with PR notes and TAS-2547 reference. No substantive bug fixes this month; emphasis on feature delivery and code quality. Follow-up work is planned to address search bar height and broader styling in separate PRs.
March 2026
February 2026
2 Commits • 1 Features
Feb 1, 2026February 2026 — skkuding/codedang: Delivered a new Problem Statistics Page with enhanced visuals and interactivity to improve contest statistics visibility. Implemented the feature and subsequent refinements through PRs #3356 and #3417 (TAS-2436, TAS-2559). Major fixes include resolving top-dot clipping, ensuring popover arrows point correctly, representing missing data as '-' when data is unavailable, and proper chart layering so green data renders above red. These changes reduce user confusion, improve data accuracy, and boost trust and engagement in contest analytics. Demonstrates frontend proficiency (React/TS), data visualization, and disciplined contribution practices that support data-driven decision making.
February 2026
2 Commits • 1 Features
Feb 1, 2026February 2026 — skkuding/codedang: Delivered a new Problem Statistics Page with enhanced visuals and interactivity to improve contest statistics visibility. Implemented the feature and subsequent refinements through PRs #3356 and #3417 (TAS-2436, TAS-2559). Major fixes include resolving top-dot clipping, ensuring popover arrows point correctly, representing missing data as '-' when data is unavailable, and proper chart layering so green data renders above red. These changes reduce user confusion, improve data accuracy, and boost trust and engagement in contest analytics. Demonstrates frontend proficiency (React/TS), data visualization, and disciplined contribution practices that support data-driven decision making.
January 2026
1 Commits • 1 Features
Jan 1, 2026January 2026: UI component modernization for the badge system in skkuding/codedang. Replaced LevelBadge with a new Badge component to reflect the latest dark level badge design. Removed LevelBadge.tsx and introduced badge.tsx, achieving a single source of truth for badge rendering. This refactor improves design-system alignment, reduces technical debt, and enables faster theming iterations. Commit 3093bef39656e5610c7b8f2891790c60bdefce8b accompanies the change, and the work closes TAS-2435. Business impact includes improved user experience consistency in dark mode, easier maintenance, and clearer ownership of badge components. Technologies demonstrated: React, TypeScript, component design tokens, and PR-driven development.
1 Commits • 1 Features
Jan 1, 2026January 2026: UI component modernization for the badge system in skkuding/codedang. Replaced LevelBadge with a new Badge component to reflect the latest dark level badge design. Removed LevelBadge.tsx and introduced badge.tsx, achieving a single source of truth for badge rendering. This refactor improves design-system alignment, reduces technical debt, and enables faster theming iterations. Commit 3093bef39656e5610c7b8f2891790c60bdefce8b accompanies the change, and the work closes TAS-2435. Business impact includes improved user experience consistency in dark mode, easier maintenance, and clearer ownership of badge components. Technologies demonstrated: React, TypeScript, component design tokens, and PR-driven development.
January 2026
November 2025
2 Commits • 1 Features
Nov 1, 2025Month: 2025-11 — Frontend focus delivered key UI polish and usability improvements in skkuding/codedang. Two main frontend commits unified the level badge design and redesigned the submission testcase table, significantly improving visual consistency, readability, and interaction across core user and admin flows. These changes establish a more cohesive design system and reduce cognitive load for users while easing future iteration and maintenance.
November 2025
2 Commits • 1 Features
Nov 1, 2025Month: 2025-11 — Frontend focus delivered key UI polish and usability improvements in skkuding/codedang. Two main frontend commits unified the level badge design and redesigned the submission testcase table, significantly improving visual consistency, readability, and interaction across core user and admin flows. These changes establish a more cohesive design system and reduce cognitive load for users while easing future iteration and maintenance.
September 2025
2 Commits • 1 Features
Sep 1, 2025Deliveries in 2025-09 focused on frontend UI/UX polish and design system alignment for the main page in skkuding/codedang. Improved usability of the Q&A section and consistency of problem cards, with traceable commits linked to issue IDs for auditability.
2 Commits • 1 Features
Sep 1, 2025Deliveries in 2025-09 focused on frontend UI/UX polish and design system alignment for the main page in skkuding/codedang. Improved usability of the Q&A section and consistency of problem cards, with traceable commits linked to issue IDs for auditability.
September 2025
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for skkuding/codedang: Focused on delivering user-facing features to improve problem discovery and contest-related discussions, and on strengthening authentication and role-based access for contest content. Key deliverables include a responsive main page feature with a carousel of coding problem cards, and a polished Q&A main page for contests with enhanced filtering, search, and role-aware UI. Bug fixes addressed inconsistencies in Q&A display logic and unread/unresolved item handling across roles. Overall impact: increased user engagement, clearer problem discovery, and more secure, role-aware content access. Technologies demonstrated: frontend UI/UX design, responsive layouts, component-based architecture, carousel UI, authentication integration, role-based access controls, UI polish (custom alert modal, z-index adjustments).
August 2025
4 Commits • 2 Features
Aug 1, 2025August 2025 monthly summary for skkuding/codedang: Focused on delivering user-facing features to improve problem discovery and contest-related discussions, and on strengthening authentication and role-based access for contest content. Key deliverables include a responsive main page feature with a carousel of coding problem cards, and a polished Q&A main page for contests with enhanced filtering, search, and role-aware UI. Bug fixes addressed inconsistencies in Q&A display logic and unread/unresolved item handling across roles. Overall impact: increased user engagement, clearer problem discovery, and more secure, role-aware content access. Technologies demonstrated: frontend UI/UX design, responsive layouts, component-based architecture, carousel UI, authentication integration, role-based access controls, UI polish (custom alert modal, z-index adjustments).
July 2025
1 Commits • 1 Features
Jul 1, 2025July 2025 monthly summary for skkuding/codedang: Focused on UI consistency and business value through frontend button standardization. Delivered a single, impactful feature that unifies button styles across all frontend pages, replacing outdated icons and harmonizing sizes and text to create a cohesive user experience. This work reduces UI fragmentation, accelerates future UI iterations, and improves perceived reliability.
1 Commits • 1 Features
Jul 1, 2025July 2025 monthly summary for skkuding/codedang: Focused on UI consistency and business value through frontend button standardization. Delivered a single, impactful feature that unifies button styles across all frontend pages, replacing outdated icons and harmonizing sizes and text to create a cohesive user experience. This work reduces UI fragmentation, accelerates future UI iterations, and improves perceived reliability.
July 2025
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Quality Metrics
Correctness89.2%
Maintainability83.0%
Architecture81.6%
Performance80.0%
AI Usage27.6%
Skills & Technologies
Programming Languages
CSSHTMLJavaScriptSVGTypeScript
Technical Skills
API IntegrationAuthenticationComponent DevelopmentFrontend DevelopmentNext.jsReactState ManagementTailwind CSSTypeScriptUI/UXUI/UX Designdata visualizationfront end development
Repositories Contributed To
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