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Rafael Castillo Cebolla

PROFILE

Rafael Castillo Cebolla

Rafael Castillo Cebolla developed and enhanced backend systems for the Pawtel-ComparadorDeHotelesParaMascotas repository, focusing on features such as customer loyalty programs, booking holds, and secure authentication. He applied Python and Django REST Framework to design scalable APIs, implement robust authorization, and ensure data integrity through careful database migrations and validation. Rafael improved payment workflows by integrating Stripe and refining discount logic, while also strengthening documentation and onboarding processes. His work emphasized maintainability and reliability, addressing both business requirements and technical debt. The depth of his contributions is reflected in comprehensive testing, code refactoring, and a focus on developer experience.

Overall Statistics

Feature vs Bugs

64%Features

Repository Contributions

164Total
Bugs
31
Commits
164
Features
54
Lines of code
14,704
Activity Months7

Work History

May 2025

15 Commits • 4 Features

May 1, 2025

May 2025 performance summary for Pawtel-ComparadorDeHotelesParaMascotas. Delivered core customer loyalty system, booking holds, Stripe workflow improvements, and stability/docs. Focused on business value, reliability, and developer experience with measurable scope changes across loyalty, bookings, payments, and data handling.

April 2025

13 Commits • 5 Features

Apr 1, 2025

April 2025 performance highlights for Pawtel-ComparadorDeHotelesParaMascotas (LuisMelladoDiaz). The month delivered security and data integrity improvements, deterministic data seeding, a customer loyalty program, and comprehensive AI usage documentation, all aligned with business goals of reducing risk, improving data quality, and enabling data-driven decision making.

March 2025

100 Commits • 36 Features

Mar 1, 2025

March 2025 (Month: 2025-03) performance-focused update for the Pawtel-ComparadorDeHotelesParaMascotas project. Delivered a solid backend foundation, reinforced data integrity, tightened security and authorization, and introduced scalable architectural refinements that enable faster feature delivery and more reliable operations for hotel-owners and pet-friendly stays.

February 2025

4 Commits • 2 Features

Feb 1, 2025

February 2025: Delivered documentation and planning governance improvements in LuisMelladoDiaz/Pawtel-ComparadorDeHotelesParaMascotas. Focus on business idea exploration and planning/feedback processes to enable faster decision-making and better risk management.

December 2024

10 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for davidgonmar/uvlhub-egc focused on stability, governance, and developer enablement. Key work included stabilizing database migrations to ensure reliable schema evolution and consolidating Group 1 documentation to improve onboarding, governance, and collaboration. In addition, enhancements to the repository’s CI/CD practices and documentation standards were implemented to boost efficiency and transparency across the team.

November 2024

21 Commits • 5 Features

Nov 1, 2024

November 2024 monthly summary for davidgonmar/uvlhub-egc focusing on delivering a robust authentication validation workflow, strengthening code quality, and validating system performance under load. Key features delivered and major fixes are highlighted below, with emphasis on business value, user impact, and technical achievement.

October 2024

1 Commits • 1 Features

Oct 1, 2024

2024-10 monthly summary for davidgonmar/uvlhub-egc: Delivered the AI Integration Work Item (OpenAI API) and refined issue labeling conventions. Collaborated on cross-team planning with the Fakenodo WI and documented the WI scope in acta fundacional. Commit: 7aa02692d5ae54d9918cbd50dd523129a0146c62. No major bugs fixed this month; focus was on groundwork and alignment to enable upcoming AI-enabled features. Business value: faster triage, clearer collaboration, and a scalable path to AI-powered capabilities. Technologies demonstrated: OpenAI API planning, cross-team collaboration, and documentation discipline.

Activity

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Quality Metrics

Correctness88.0%
Maintainability88.4%
Architecture83.4%
Performance81.4%
AI Usage21.8%

Skills & Technologies

Programming Languages

DRFDjangoHTMLJavaScriptJinja2MarkdownPythonREST FrameworkRest FrameworkSQL

Technical Skills

AI IntegrationAI Usage AnalysisAPI DesignAPI DevelopmentAPI DocumentationAPI IntegrationAPI RefactoringAPI TestingAPI ValidationAccess ControlAlembicAuthenticationAuthorizationBackend DevelopmentBusiness Analysis

Repositories Contributed To

2 repos

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

LuisMelladoDiaz/Pawtel-ComparadorDeHotelesParaMascotas

Feb 2025 May 2025
4 Months active

Languages Used

MarkdownDRFDjangoJavaScriptPythonREST FrameworkSQLTypeScript

Technical Skills

Business AnalysisDocumentationProduct IdeationProject ManagementTechnical WritingAI Integration

davidgonmar/uvlhub-egc

Oct 2024 Dec 2024
3 Months active

Languages Used

MarkdownHTMLJinja2PythonSQL

Technical Skills

DocumentationProject ManagementAPI TestingAuthenticationBackend DevelopmentCode Hygiene

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