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Ivan Fernandez Calvo

PROFILE

Ivan Fernandez Calvo

Worked on the jenkinsci/opentelemetry-plugin, focusing on backend development and security enhancements using Java and Groovy. Delivered a targeted bug fix that improved log retrieval reliability for non-web requests by updating the log processing pipeline, reducing intermittent failures and increasing robustness in Jenkins builds. Later, implemented admin-only access control for Elasticsearch configuration, introducing an authorization check to restrict modifications to Jenkins administrators and updating tests to reflect the new security logic. These contributions strengthened the plugin’s security posture and reliability, with each change designed to be minimal, well-documented, and maintainable, supporting long-term stability and governance within Jenkins environments.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
57
Activity Months2

Work History

August 2025

1 Commits • 1 Features

Aug 1, 2025

August 2025 monthly summary for jenkinsci/opentelemetry-plugin. Focused on security hardening and governance improvements for Elasticsearch configuration. Delivered admin-only access control and updated tests to reflect the new authorization logic, strengthening overall security posture with minimal risk surface.

November 2024

1 Commits

Nov 1, 2024

November 2024 monthly summary for the jenkinsci/opentelemetry-plugin, focusing on reliability improvements in log retrieval for non-web requests and overall robustness of the log processing pipeline within Jenkins builds.

Activity

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Quality Metrics

Correctness90.0%
Maintainability90.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

GroovyJava

Technical Skills

Backend DevelopmentJavaJava DevelopmentJenkins Plugin DevelopmentSecurity

Repositories Contributed To

1 repo

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

jenkinsci/opentelemetry-plugin

Nov 2024 Aug 2025
2 Months active

Languages Used

JavaGroovy

Technical Skills

Backend DevelopmentJava DevelopmentJavaJenkins Plugin DevelopmentSecurity