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Juan Nuñez Sanchez

PROFILE

Juan Nuñez Sanchez

Juan Unsan developed and enhanced core features for the Holos-INC/Holos and salmorejo-hub/uvlhub repositories, focusing on robust backend integrations, user-facing workflows, and comprehensive test automation. He implemented payment flows, commission management, and real-time chat using React Native, TypeScript, and Spring Boot, ensuring seamless mobile and web experiences. His work included strengthening authentication, refining UI/UX, and expanding artist and user profile capabilities. Juan also improved reliability through Selenium-based end-to-end testing and Pytest-driven unit tests, while maintaining clear technical documentation. His contributions demonstrated depth in API development, state management, and database handling, resulting in maintainable, well-documented, and production-ready systems.

Overall Statistics

Feature vs Bugs

94%Features

Repository Contributions

46Total
Bugs
1
Commits
46
Features
17
Lines of code
11,043
Activity Months4

Work History

April 2025

17 Commits • 6 Features

Apr 1, 2025

April 2025 monthly summary for Holos ecosystem (Holos-INC/Holos and Holos-INC/Docusaurus-Holos). Focused on delivering business-value features, stabilizing commission workflows, expanding artist and user profiles, and strengthening onboarding and security. Cross-repo work emphasized maintainable code, reusable UI patterns, and improved developer documentation.

March 2025

18 Commits • 7 Features

Mar 1, 2025

March 2025 performance summary for Holos projects, focusing on delivering end-to-end product capabilities, improving data reliability, and strengthening developer workflows across mobile app and documentation. The month saw a coherent set of features shipped, targeted bug fixes, and backend integrations that unlock revenue channels and improved user experience. Documentation updates accompanied development to ensure knowledge transfer and sprint readiness.

December 2024

7 Commits • 2 Features

Dec 1, 2024

December 2024: Consolidated reliability and documentation improvements for salmorejo-hub/uvlhub. Key work focused on hardening the dataset module test suite and expanding system/docs coverage to support UVL previews, governance workflows, and user-facing features, enabling faster and more predictable releases.

November 2024

4 Commits • 2 Features

Nov 1, 2024

Month: 2024-11 | Repository: salmorejo-hub/uvlhub. This month focused on feature delivery and test automation to improve reliability and user engagement metrics. Key items include: enhanced profile access testing with Selenium-based tests and performance-oriented Locust tests; a dataset ratings feature with user-submitted ratings, integrated into the UI, plus ratings unit tests; and a refactor of the dataset view to support ratings integration. No major bugs fixed this month. Overall impact: improved authentication reliability, richer dataset engagement data, and strengthened test coverage enabling safer deployments. Technologies demonstrated: Selenium for end-to-end testing, Locust for performance testing, frontend/backend integration, unit testing, test-driven development, and code refactoring.

Activity

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Quality Metrics

Correctness87.2%
Maintainability85.8%
Architecture83.0%
Performance81.2%
AI Usage22.2%

Skills & Technologies

Programming Languages

CSSHTMLJSONJSXJavaJavaScriptMarkdownPythonSQLTypeScript

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentCSSContext APIData Transfer ObjectsDatabase ManagementDatabase TestingDocumentationExpoExpo RouterFile HandlingFlaskForm HandlingFormik

Repositories Contributed To

3 repos

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

Holos-INC/Holos

Mar 2025 Apr 2025
2 Months active

Languages Used

CSSJSXJavaJavaScriptSQLTypeScriptJSON

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentContext APIDatabase ManagementExpo Router

salmorejo-hub/uvlhub

Nov 2024 Dec 2024
2 Months active

Languages Used

CSSHTMLJavaScriptPythonMarkdown

Technical Skills

Backend DevelopmentCSSDatabase TestingFrontend DevelopmentHTMLJavaScript

Holos-INC/Docusaurus-Holos

Mar 2025 Apr 2025
2 Months active

Languages Used

Markdown

Technical Skills

DocumentationTechnical Writing

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