ctc-uci/lpa
Nov 2024 – May 2025
6 Months active
Languages Used
SQLJSXJavaScriptReactTypeScriptCSSSVG
Technical Skills
Database DesignSQLAPI DevelopmentAPI IntegrationBackend DevelopmentContext API
Zion Mateo
PROFILE
Zion Mateo
Mateo Zapata developed and enhanced core features for the ctc-uci/lpa repository over six months, focusing on robust backend and frontend solutions. He implemented API endpoints, authentication flows, and a scalable commenting system using JavaScript, React, and PostgreSQL, ensuring data integrity and auditability. Mateo standardized pagination and search across modules, improved UI consistency with Figma-aligned styling, and introduced bulk actions for session management. His work included real-time notifications, dynamic invoice status logic, and persistent authentication with Firebase. By integrating backend logic with refined UI/UX, Mateo delivered maintainable, user-centric features that improved operational efficiency and supported compliance across the application.
Overall Statistics
Feature vs Bugs
100%Features
Repository Contributions
31Total
Bugs
0
Commits
31
Features
18
Lines of code
27,429
Activity Months6
Your Network
63 peopleSame Organization
@uci.edu48
Shared Repositories
15
Work History
May 2025
6 Commits • 4 Features
May 1, 2025Month: 2025-05 — Focused on delivering a cohesive front-end experience in ctc-uci/lpa by aligning UI with Figma specs, standardizing data navigation, and optimizing search workflows to reduce user friction. Achievements span a reusable pagination system, UI polish across core components, a playground feature reintroduction, and enhanced search for invoices. These efforts improve user efficiency, reduce maintenance overhead, and set the stage for scalable feature work.
6 Commits • 4 Features
May 1, 2025Month: 2025-05 — Focused on delivering a cohesive front-end experience in ctc-uci/lpa by aligning UI with Figma specs, standardizing data navigation, and optimizing search workflows to reduce user friction. Achievements span a reusable pagination system, UI polish across core components, a playground feature reintroduction, and enhanced search for invoices. These efforts improve user efficiency, reduce maintenance overhead, and set the stage for scalable feature work.
May 2025
April 2025
9 Commits • 6 Features
Apr 1, 2025April 2025 (2025-04) — ctc-uci/lpa monthly delivery highlights: Key features delivered: - User Authentication Access Control on Login: Implemented permission checks during login to redirect only authorized users. If a user is logged in and has edit permissions, redirect to programs page; otherwise stay on login page. Commit: a900ad91a6aa9a57f9b58140d4f536f27905eb98 (fix: currentUser checked indicating if a user is signed in). - Session Selection Bulk Actions UI (Sessions and Programs): Added per-session checkboxes and a bulk Select/Deselect UI to manage selections in Sessions and Programs modules. Commits: 7366a7a1f227adb54d7577fbe8b3fa0815e70f87; fc21475f3364081ecf25ba46bb924a93cc5ab754. - Session Management UI Enhancements including Cancellation and Batch Archive/Delete: Enhanced session management UI with cancellation flows, new icons, improved CancelSessionModal, and backend routes for batch archiving/deleting. Commits: eb0d4ba52b9b7e7a80f90e74f5b11d05b08a776a; ae0bcac044a1876adea70d39d3a6264d7c315e6f; c181d97ea31505d2c0757fdae460b9021c6481bf. - Program Scheduling Display Enhancements: Introduced DateRange and WeeklyRepeatingSchedule components to display program dates and weekly session patterns. Commit: a6be53047297e3bfd264496c209bd55890cb6b2a. - Dynamic Invoice Status and Totals: Applied dynamic payment status updates based on paid and total amounts, refactored invoice handling, and added utility functions for totals calculations. Commit: e5547b49057be662c43961c9fd467bef1cb67490. - Diagnostics and Debugging Enhancements: Added console logging for session data and PDF generation components; cleanup of development logs. Commit: 87ca9770334f25187487a2f1c37e727adabd30cb. Major bugs fixed: - Fixed incorrect login redirect due to improper currentUser check; ensured signed-in state is correctly detected to direct users to the appropriate page. Commit: a900ad91a6aa9a57f9b58140d4f536f27905eb98. Overall impact and accomplishments: - Strengthened security and user access flow by enforcing permission-based redirects at login, reducing unauthorized access risks. - Improved operational efficiency and UX for admins with bulk session selection, batch archive/delete, and cancellation workflows, reducing manual steps by enabling bulk actions and backend support. - Enhanced program visibility and scheduling accuracy with DateRange and recurring schedule components, improving planning and communications. - Clarified financial status at a glance with dynamic invoice status and totals logic, enhancing financial transparency for stakeholders. - Improved observability and maintainability through targeted debugging instrumentation and log cleanup, supporting faster diagnosis and troubleshooting. Technologies/skills demonstrated: - Frontend: per-item selection UI, bulk actions, cancellation flows, and UI alignment with Figma specs. - Backend/API: batch archive/delete endpoints, dynamic invoice status handling, and robust totals utilities. - Data modeling and UI composition: DateRange and WeeklyRepeatingSchedule components for date/date-pattern rendering. - Observability: added logs for session data and PDF generation, enabling traceability and easier debugging.
April 2025
9 Commits • 6 Features
Apr 1, 2025April 2025 (2025-04) — ctc-uci/lpa monthly delivery highlights: Key features delivered: - User Authentication Access Control on Login: Implemented permission checks during login to redirect only authorized users. If a user is logged in and has edit permissions, redirect to programs page; otherwise stay on login page. Commit: a900ad91a6aa9a57f9b58140d4f536f27905eb98 (fix: currentUser checked indicating if a user is signed in). - Session Selection Bulk Actions UI (Sessions and Programs): Added per-session checkboxes and a bulk Select/Deselect UI to manage selections in Sessions and Programs modules. Commits: 7366a7a1f227adb54d7577fbe8b3fa0815e70f87; fc21475f3364081ecf25ba46bb924a93cc5ab754. - Session Management UI Enhancements including Cancellation and Batch Archive/Delete: Enhanced session management UI with cancellation flows, new icons, improved CancelSessionModal, and backend routes for batch archiving/deleting. Commits: eb0d4ba52b9b7e7a80f90e74f5b11d05b08a776a; ae0bcac044a1876adea70d39d3a6264d7c315e6f; c181d97ea31505d2c0757fdae460b9021c6481bf. - Program Scheduling Display Enhancements: Introduced DateRange and WeeklyRepeatingSchedule components to display program dates and weekly session patterns. Commit: a6be53047297e3bfd264496c209bd55890cb6b2a. - Dynamic Invoice Status and Totals: Applied dynamic payment status updates based on paid and total amounts, refactored invoice handling, and added utility functions for totals calculations. Commit: e5547b49057be662c43961c9fd467bef1cb67490. - Diagnostics and Debugging Enhancements: Added console logging for session data and PDF generation components; cleanup of development logs. Commit: 87ca9770334f25187487a2f1c37e727adabd30cb. Major bugs fixed: - Fixed incorrect login redirect due to improper currentUser check; ensured signed-in state is correctly detected to direct users to the appropriate page. Commit: a900ad91a6aa9a57f9b58140d4f536f27905eb98. Overall impact and accomplishments: - Strengthened security and user access flow by enforcing permission-based redirects at login, reducing unauthorized access risks. - Improved operational efficiency and UX for admins with bulk session selection, batch archive/delete, and cancellation workflows, reducing manual steps by enabling bulk actions and backend support. - Enhanced program visibility and scheduling accuracy with DateRange and recurring schedule components, improving planning and communications. - Clarified financial status at a glance with dynamic invoice status and totals logic, enhancing financial transparency for stakeholders. - Improved observability and maintainability through targeted debugging instrumentation and log cleanup, supporting faster diagnosis and troubleshooting. Technologies/skills demonstrated: - Frontend: per-item selection UI, bulk actions, cancellation flows, and UI alignment with Figma specs. - Backend/API: batch archive/delete endpoints, dynamic invoice status handling, and robust totals utilities. - Data modeling and UI composition: DateRange and WeeklyRepeatingSchedule components for date/date-pattern rendering. - Observability: added logs for session data and PDF generation, enabling traceability and easier debugging.
March 2025
2 Commits • 1 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on key accomplishments, major bugs fixed, overall impact and skills demonstrated. Highlights: authentication enhancements for ctc-uci/lpa; Firestore local persistence with 30-day keep-alive and auto-logout; hi-fi UI for Login/Forgot Password; two commits associated.
2 Commits • 1 Features
Mar 1, 2025Concise monthly summary for 2025-03 focusing on key accomplishments, major bugs fixed, overall impact and skills demonstrated. Highlights: authentication enhancements for ctc-uci/lpa; Firestore local persistence with 30-day keep-alive and auto-logout; hi-fi UI for Login/Forgot Password; two commits associated.
March 2025
February 2025
6 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for ctc-uci/lpa focused on delivering user-centric notifications and navigation enhancements that drive faster triage, reduce manual checks, and improve navigation clarity. Work emphasized real-time data presentation and alignment with design specifications to ensure a consistent, scalable UI.
February 2025
6 Commits • 2 Features
Feb 1, 2025February 2025 monthly summary for ctc-uci/lpa focused on delivering user-centric notifications and navigation enhancements that drive faster triage, reduce manual checks, and improve navigation clarity. Work emphasized real-time data presentation and alignment with design specifications to ensure a consistent, scalable UI.
January 2025
7 Commits • 4 Features
Jan 1, 2025January 2025 — Delivered four core API features in ctc-uci/lpa with a focus on data integrity, lifecycle management, and reporting. Implemented Comment retrieval API (GET /comments/:id) with camelCase responses and robust error handling; added User Deletion API with Firebase UID and account ID endpoints, including FK constraint-aware deletion flow and route refinements; shipped Assignment Management API with full CRUD and search, linked to events and clients, and validated by Postman across 5 endpoints; refactored Bookings data fetch to a backend context/get abstraction and integrated PDF generation using pdf-renderer for booking reports. Fixed formatting and improved error handling across endpoints; maintained backwards compatibility where possible. These changes enhance data integrity, operational efficiency, and stakeholder reporting, delivering measurable business value.
7 Commits • 4 Features
Jan 1, 2025January 2025 — Delivered four core API features in ctc-uci/lpa with a focus on data integrity, lifecycle management, and reporting. Implemented Comment retrieval API (GET /comments/:id) with camelCase responses and robust error handling; added User Deletion API with Firebase UID and account ID endpoints, including FK constraint-aware deletion flow and route refinements; shipped Assignment Management API with full CRUD and search, linked to events and clients, and validated by Postman across 5 endpoints; refactored Bookings data fetch to a backend context/get abstraction and integrated PDF generation using pdf-renderer for booking reports. Fixed formatting and improved error handling across endpoints; maintained backwards compatibility where possible. These changes enhance data integrity, operational efficiency, and stakeholder reporting, delivering measurable business value.
January 2025
November 2024
1 Commits • 1 Features
Nov 1, 2024November 2024 monthly summary focusing on key accomplishments and business value for the ctc-uci/lpa project. Delivered the Invoice Commenting System to enable in-app comments on invoices with full auditability. The feature is implemented via a new SQL table 'comments' and an ENUM type 'adjustment', including fields for user_id, invoice_id, timestamp, comment_text, and adjustment_details, addressing issue #7 and establishing a solid foundation for collaboration and governance.
November 2024
1 Commits • 1 Features
Nov 1, 2024November 2024 monthly summary focusing on key accomplishments and business value for the ctc-uci/lpa project. Delivered the Invoice Commenting System to enable in-app comments on invoices with full auditability. The feature is implemented via a new SQL table 'comments' and an ENUM type 'adjustment', including fields for user_id, invoice_id, timestamp, comment_text, and adjustment_details, addressing issue #7 and establishing a solid foundation for collaboration and governance.
Activity
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Quality Metrics
Correctness84.6%
Maintainability82.8%
Architecture78.0%
Performance79.8%
AI Usage24.4%
Skills & Technologies
Programming Languages
CSSJSXJavaScriptReactSQLSVGTypeScript
Technical Skills
API DevelopmentAPI IntegrationBackend DevelopmentBackend IntegrationCSSCSS StylingChakra UIContext APIDatabase DesignDatabase ManagementDatabase QueryingExpress.jsFirebaseFront End DevelopmentFrontend Development
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline