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PROFILE

Jhossefcons

Jhon Constain developed robust authentication and data-driven features across Proyecto2ORII2024/P2-Backend-ORII and Equipo-dinamita-escuadron-lobo/ContAppAng19, focusing on backend reliability and frontend usability. He enforced email verification and strict data validation in Java and Spring Boot, reducing fraud risk and improving onboarding. For country-based analytics, he delivered REST APIs and repository queries using JPA, enabling scalable access to agreements and mobility statistics. On the frontend, Jhon modernized user management and login flows in Angular and TypeScript, implementing reactive forms and modular routing. His work demonstrated depth in both backend and frontend engineering, emphasizing maintainability, security, and user experience.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

10Total
Bugs
0
Commits
10
Features
5
Lines of code
1,103
Activity Months3

Work History

July 2025

6 Commits • 2 Features

Jul 1, 2025

July 2025 monthly summary for Equipo-dinamita-escuadron-lobo/ContAppAng19. This month focused on delivering two high-impact features that enhance user management, security, and authentication UX, while improving routing and data modeling for maintainability and faster onboarding.

November 2024

2 Commits • 2 Features

Nov 1, 2024

Monthly summary for 2024-11 focusing on backend delivery for Proyecto2ORII2024/P2-Backend-ORII. Highlights include delivery of country-focused data APIs, enhancements to persistence and repository queries, and concrete commits enabling country-based data retrieval and analytics.

October 2024

2 Commits • 1 Features

Oct 1, 2024

October 2024: Delivered a focused enhancement to the authentication flow in the backend repository Proyecto2ORII2024/P2-Backend-ORII, strengthening email verification and verification data validation. Implemented unverified email handling and integrated verification checks into the authentication service, with explicit validation of verification data to improve reliability and integrity. This work reduces fraud risk and improves user onboarding reliability, while maintaining secure login flows.

Activity

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Quality Metrics

Correctness83.0%
Maintainability82.0%
Architecture78.0%
Performance76.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CSSHTMLJavaJavaScriptTypeScript

Technical Skills

API DevelopmentAngularAuthenticationBackend DevelopmentComponent DevelopmentData ModelingDatabase QueryingException HandlingFront-end DevelopmentFrontend DevelopmentJPAJavaReactive FormsRoutingSpring Boot

Repositories Contributed To

2 repos

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

Equipo-dinamita-escuadron-lobo/ContAppAng19

Jul 2025 Jul 2025
1 Month active

Languages Used

CSSHTMLTypeScript

Technical Skills

AngularComponent DevelopmentFront-end DevelopmentFrontend DevelopmentReactive FormsRouting

Proyecto2ORII2024/P2-Backend-ORII

Oct 2024 Nov 2024
2 Months active

Languages Used

JavaJavaScript

Technical Skills

AuthenticationBackend DevelopmentException HandlingSpring BootAPI DevelopmentData Modeling

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