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Ryan Choi

PROFILE

Ryan Choi

Worked on stabilizing and enhancing the Recommendation service in the ucsb-cs156-s25/proj-rec-s25-14 repository by delivering a data model upgrade for Recommendation Requests. This involved introducing a foreign key to recommendation types and normalizing numeric fields to bigint, improving data integrity and schema correctness. Addressed API error handling by refining responses for invalid recommendation type IDs, shifting from NotFound to BadRequest for clearer client feedback. Maintained repository stability through merge-conflict resolution, migration file consistency, and comprehensive test updates. Utilized Java, Spring Boot, and SQL to ensure robust backend functionality, reliable analytics, and safer, faster deployment cycles.

Overall Statistics

Feature vs Bugs

33%Features

Repository Contributions

9Total
Bugs
2
Commits
9
Features
1
Lines of code
543
Activity Months1

Work History

May 2025

9 Commits • 1 Features

May 1, 2025

Month: 2025-05 — Focused on stabilizing and strengthening the Recommendation service in ucsb-cs156-s25/proj-rec-s25-14. Delivered a data-model upgrade for Recommendation Request with a foreign key to recommendation types and bigint normalization; improved API error handling for invalid recommendation type IDs; and performed technical maintenance including migration/file-name consistency, merge-conflict resolutions, and comprehensive test updates to keep CI green and the home page tests aligned. These efforts enhance data integrity, API clarity, and repository stability, enabling more reliable analytics and user-facing features while reducing debugging time.

Activity

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Quality Metrics

Correctness91.2%
Maintainability91.2%
Architecture86.6%
Performance93.4%
AI Usage20.0%

Skills & Technologies

Programming Languages

JSONJavaSQL

Technical Skills

API DevelopmentBackend DevelopmentDatabase DesignDatabase ManagementException HandlingGitIntegration TestingJPAJUnitJavaSpring BootTestingUnit TestingWeb Testing

Repositories Contributed To

1 repo

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

ucsb-cs156-s25/proj-rec-s25-14

May 2025 May 2025
1 Month active

Languages Used

JSONJavaSQL

Technical Skills

API DevelopmentBackend DevelopmentDatabase DesignDatabase ManagementException HandlingGit