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chanho0908

PROFILE

Chanho0908

Over five months, contributed to the Todok-Todok repository by architecting and delivering a modular, scalable Android application focused on discussion and book management. Led the migration to Jetpack Compose for modern UI, implemented robust authentication with Google Sign-In and JWT, and established a multi-module architecture using Kotlin and Hilt for dependency injection. Enhanced reliability through automated token refresh, Retrofit-based API integration, and comprehensive error handling. Improved developer velocity and maintainability by introducing Clean Architecture principles, enforcing code quality with Ktlint, and expanding test coverage. The work enabled seamless user flows, resilient backend integration, and efficient onboarding across evolving business requirements.

Overall Statistics

Feature vs Bugs

83%Features

Repository Contributions

1,023Total
Bugs
79
Commits
1,023
Features
387
Lines of code
79,573
Activity Months5

Work History

November 2025

37 Commits • 12 Features

Nov 1, 2025

November 2025 (2025-11) featured a comprehensive refactor and DI modernization that significantly improved maintainability, reliability, and developer velocity. Major investments in Hilt DI, core architecture, and module boundaries reduced runtime errors and enabled safer, faster feature delivery across the Todok-Todok app.

October 2025

179 Commits • 70 Features

Oct 1, 2025

October 2025 focused on delivering a cohesive, scalable Discussion experience in Todok-Todok, reinforced by architecture modernization and code quality improvements to enable faster feature delivery and stronger business value. Highlights include navigation and UI refinements for discussions, an expanded and robust search flow, and integration of core user data flows (profiles, books, discussions) across MyPage and library screens.

September 2025

195 Commits • 70 Features

Sep 1, 2025

September 2025 focused on modernizing the Todok-Todok project through a Compose-first UI, strengthened authentication, and a more resilient backend integration, delivering measurable business value and improved developer velocity. Key initiatives included migrating the latest discussions UI to Compose with infinite scrolling, implementing a robust token lifecycle (storage on login/signup and automatic refresh) with a dedicated Retrofit core, and migrating core UI modules into a Compose-based architecture. The release also tightened security, improved test stability, and enhanced build performance and tooling.

August 2025

387 Commits • 139 Features

Aug 1, 2025

In August 2025, Todok Todok delivered a comprehensive upgrade across UX, data layer, and reliability, with a focus on core user flows (profile and discussions), improved loading experiences, and stronger API resilience. The work combined user-facing polish with robust quality improvements to support scale and better decision-making through clearer telemetry and tests.

July 2025

225 Commits • 96 Features

Jul 1, 2025

July 2025 highlights for woowacourse-teams/2025-Todok-Todok: Delivered foundational modularization and modernization across the codebase, establishing domain module separation, project scaffolding, and app bootstrap (App class and Manifest). Upgraded critical tech stack (Java version 21 project-wide and domain module), and implemented a robust data/domain layer with models for notes, comments, discussions, and records, plus Book data sources and repositories. Implemented core user flows and UI improvements: note screen/save flow, book list with first-class collection, OwnedBooksBottomSheet adjustments, and comprehensive UI resource/tokens (icons, dims, backgrounds). Introduced authentication infrastructure (DataStore-backed tokens, AuthInterceptor, JWT utilities) and Google Sign-In setup; enhanced testing and code quality (ktlint, LiveData/JUnit5 extensions, NoteRepository tests). Major packaging/refactor work (#138) streamlined dependencies and startup, enabling faster, safer feature delivery with improved maintenance and security.

Activity

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Quality Metrics

Correctness90.8%
Maintainability91.2%
Architecture88.4%
Performance86.2%
AI Usage20.2%

Skills & Technologies

Programming Languages

CSSEditorConfigGradleJavaJavaScriptJetpack ComposeKotlinPNGSVGShell

Technical Skills

API HandlingAPI IntegrationAPI Integration TestingAPI ServicesAPI VersioningAbstract ClassesAccessibilityActivityActivity ManagementActivity NavigationActivity Result APIAdapterAdapter PatternAndroidAndroid Development

Repositories Contributed To

1 repo

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

woowacourse-teams/2025-Todok-Todok

Jul 2025 Nov 2025
5 Months active

Languages Used

CSSGradleJavaJavaScriptKotlinPNGSVGSwift

Technical Skills

API IntegrationAPI ServicesAPI VersioningActivity ManagementAdapter PatternAndroid