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Jonathan Villanueva

PROFILE

Jonathan Villanueva

Over a three-month period, contributed to the SE4CPS/DMS repository by building a flower shop management system with a Flask backend and PostgreSQL database. Developed core data models for flowers, customers, and orders, and implemented CRUD operations through a web interface using HTML and CSS for improved usability. Introduced automated irrigation workflows and water management features, including algorithmic water loss calculations and API groundwork for future integrations. Enhanced data accessibility with a new query route utilizing SQL FULL JOINs and optimized performance with a Fast Query button. Migrated the database to Neon, ensuring cloud-ready deployment and scalability for ongoing development needs.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

16Total
Bugs
0
Commits
16
Features
7
Lines of code
1,371
Activity Months3

Work History

April 2025

6 Commits • 4 Features

Apr 1, 2025

April 2025: Delivered core data modeling, web UI, performance improvements, and cloud-ready deployment for SE4CPS/DMS. Key outcomes include a Flower Shop Management System with an initial database schema (flowers, customers, orders) and a Flask-based UI with CRUD for flowers; a new /queries route using FULL JOINs and a Fast Query button to accelerate data access; a refined front page UI with improved styling for better usability; and a migration to Neon for scalable, cloud-friendly deployment. These efforts improved data accessibility, user experience, and deployment readiness, providing a solid foundation for order management, customer data handling, and future enhancements.

March 2025

8 Commits • 2 Features

Mar 1, 2025

March 2025 (2025-03) monthly summary for SE4CPS/DMS focused on delivering a robust plant management and irrigation workflow, with a strong emphasis on data modeling, UI templates, and automated behaviors that enable proactive maintenance and scalable growth. Key business value: faster onboarding of plant data, consistent data naming, improved maintenance efficiency, and data-driven irrigation decisions. Overall result: end-to-end features implemented with clear traceability from commits to user-facing capabilities, positioning the system for easier future enhancements and API-driven integrations.

February 2025

2 Commits • 1 Features

Feb 1, 2025

February 2025: Delivered foundational Team-5 project scaffolding and MVP for a Flower Shop Management prototype for SE4CPS/DMS. Established a Flask-based app with a PostgreSQL-backed data model, plus placeholder HTML and a UI template to support add/view/delete workflows. This groundwork enables rapid MVP validation, cleaner separation of concerns, and traceable commits for onboarding and future feature work.

Activity

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Quality Metrics

Correctness80.0%
Maintainability78.8%
Architecture73.8%
Performance77.6%
AI Usage20.0%

Skills & Technologies

Programming Languages

CSSHTMLJavaScriptPythonSQL

Technical Skills

API DevelopmentBackend DevelopmentCSS StylingDatabase InteractionDatabase ManagementFlaskFront End DevelopmentFrontend DevelopmentHTMLHTML StructureJavaScriptPostgreSQLPythonSQLWeb Development

Repositories Contributed To

1 repo

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

SE4CPS/DMS

Feb 2025 Apr 2025
3 Months active

Languages Used

HTMLPythonSQLJavaScriptCSS

Technical Skills

Backend DevelopmentDatabase ManagementFlaskFront End DevelopmentPostgreSQLWeb Development