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Hao Jin

PROFILE

Hao Jin

Over a two-month period, contributed to the ucsb-cs156-s25/team02-s25-01 repository by designing and implementing a full HelpRequest backend API with CRUD operations, establishing REST endpoints and automated tests using Java and Spring Boot. Leveraged existing backend patterns to ensure consistency and accelerate delivery, while also building out the frontend workflow in React with robust form handling, validation, and integration testing. Developed fixtures and comprehensive test suites using Jest and React Testing Library to support reliable development and QA. The work enabled seamless front-end integration, improved data management, and laid a maintainable foundation for ongoing feature development and support.

Overall Statistics

Feature vs Bugs

81%Features

Repository Contributions

35Total
Bugs
3
Commits
35
Features
13
Lines of code
5,087
Activity Months2

Your Network

154 people

Shared Repositories

10
Alec SekimotoMember
Daniel JensenMember
Huang LexuanMember
Huang LexuanMember
Huang LexuanMember
Huang LexuanMember
Lexuan HuangMember
Oscar LunaMember
ranchenMember

Work History

May 2025

32 Commits • 12 Features

May 1, 2025

May 2025 monthly highlights for ucsb-cs156-s25/team02-s25-01 focused on enabling robust testing, building a complete HelpRequest workflow, and delivering a maintainable UI with strong test coverage. The work establishes a solid foundation for ongoing development and QA, with fixtures, real UI pages, and comprehensive tests spanning unit, mutation, and integration levels.

April 2025

3 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for ucsb-cs156-s25/team02-s25-01. Key feature delivered: HelpRequest Backend API (CRUD). Implemented HelpRequest entity, repository, controller, REST endpoints for create, list, retrieve, update, and delete, with automated tests. The work reused and adapted existing backend CRUD patterns from team02 to ensure consistency and faster delivery. No major bugs reported this period. Impact: Enables front-end integration with a stable REST API for help requests, improves data integrity, and accelerates support workflows. Technologies/skills demonstrated: backend API design, RESTful services, test coverage, code reuse across teams, and repository organization.

Activity

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Quality Metrics

Correctness91.2%
Maintainability88.0%
Architecture85.2%
Performance85.2%
AI Usage20.0%

Skills & Technologies

Programming Languages

HTMLJSXJavaJavaScriptXML

Technical Skills

API IntegrationAxiosBackend DevelopmentBackend IntegrationFixture CreationFixture DataFixture Data CreationForm HandlingForm ValidationFrontend DevelopmentIntegration TestingJPAJUnitJavaJavaScript

Repositories Contributed To

1 repo

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

ucsb-cs156-s25/team02-s25-01

Apr 2025 May 2025
2 Months active

Languages Used

JavaXMLHTMLJSXJavaScript

Technical Skills

Backend DevelopmentJPAJUnitJavaREST APIsRESTful APIs