Hack-PSU/apiv3
Apr 2025 – Feb 2026
3 Months active
Languages Used
TypeScriptJavaScript
Technical Skills
Backend DevelopmentTypeScriptAPI DevelopmentFirebase StorageNestJSAPI development
Nyika Augustine Wachira
PROFILE
Nyika Augustine Wachira
Over three months, contributed to Hack-PSU/apiv3 by building and enhancing backend features focused on workflow transparency, media management, and data-driven reporting. Developed a finance submission workflow with new status tracking and rejection reason modeling, improving auditability and governance. Enhanced photo upload functionality by implementing authenticated user ID extraction, UUID-based file naming, and public URL generation, leveraging Node.js, TypeScript, and Firebase Storage for secure and organized media handling. Delivered analytics PDF report generation with data visualization and enforced reimbursement eligibility validation, strengthening compliance and enabling exportable metrics. Demonstrated a methodical approach to backend API design, server-side validation, and repository-wide traceability.
Overall Statistics
Feature vs Bugs
75%Features
Repository Contributions
4Total
Bugs
1
Commits
4
Features
3
Lines of code
406
Activity Months3
Your Network
13 peopleShared Repositories
13
Work History
February 2026
2 Commits • 1 Features
Feb 1, 2026February 2026 focus centered on enhancing data-driven reporting and compliance in Hack-PSU/apiv3. Delivered an analytics PDF reporting capability and hardened the reimbursement workflow to prevent ineligible submissions. These changes improve governance, reduce processing of invalid reimbursements, and provide admins with exportable metrics for decision making.
2 Commits • 1 Features
Feb 1, 2026February 2026 focus centered on enhancing data-driven reporting and compliance in Hack-PSU/apiv3. Delivered an analytics PDF reporting capability and hardened the reimbursement workflow to prevent ineligible submissions. These changes improve governance, reduce processing of invalid reimbursements, and provide admins with exportable metrics for decision making.
February 2026
September 2025
1 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for Hack-PSU/apiv3: Delivered Photo Upload Enhancements with authenticated userId extraction, optional fileType handling, and a robust UUID-based filename scheme (userId and fileType prefixes) to improve organization and uniqueness of stored photos. The upload flow now returns both photoId and public URL, enabling immediate client-side access. No major bugs fixed in this scope. This work enhances security, traceability, and scalability of user-generated media, and demonstrates proficiency in Node.js/Express, auth context handling, UUID generation, file storage, and public URL generation. Implemented through commit e3fb2b2fdea0861e5c7ac0842ed814f503b1abc3.
September 2025
1 Commits • 1 Features
Sep 1, 2025September 2025 monthly summary for Hack-PSU/apiv3: Delivered Photo Upload Enhancements with authenticated userId extraction, optional fileType handling, and a robust UUID-based filename scheme (userId and fileType prefixes) to improve organization and uniqueness of stored photos. The upload flow now returns both photoId and public URL, enabling immediate client-side access. No major bugs fixed in this scope. This work enhances security, traceability, and scalability of user-generated media, and demonstrates proficiency in Node.js/Express, auth context handling, UUID generation, file storage, and public URL generation. Implemented through commit e3fb2b2fdea0861e5c7ac0842ed814f503b1abc3.
April 2025
1 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary focusing on backend improvements to the finance submission workflow in Hack-PSU/apiv3. Implemented a new SUBMITTED_TO_ASA status and a comprehensive RejectionReason enum on the finance entity to track submission state and rejection reasons, enabling clearer workflows, auditing, and governance for financial submissions. The change is backed by a targeted commit and delivers tangible business value through better traceability and faster issue resolution. Demonstrated API design for state machines, robust enum modeling, and end-to-end change traceability across the repository.
1 Commits • 1 Features
Apr 1, 2025April 2025 monthly summary focusing on backend improvements to the finance submission workflow in Hack-PSU/apiv3. Implemented a new SUBMITTED_TO_ASA status and a comprehensive RejectionReason enum on the finance entity to track submission state and rejection reasons, enabling clearer workflows, auditing, and governance for financial submissions. The change is backed by a targeted commit and delivers tangible business value through better traceability and faster issue resolution. Demonstrated API design for state machines, robust enum modeling, and end-to-end change traceability across the repository.
April 2025
Activity
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Quality Metrics
Correctness90.0%
Maintainability85.0%
Architecture85.0%
Performance90.0%
AI Usage20.0%
Skills & Technologies
Programming Languages
JavaScriptTypeScript
Technical Skills
API DevelopmentAPI developmentBackend DevelopmentFirebase StorageNestJSNode.jsTypeScriptbackend developmentdata visualization
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline