Jesús Calzada
Plasencia, Extremadura, Spain
Summary
🤩
Rockstar🎓
Top SchoolJesús Calzada is a senior software engineer with 12 years of experience building and modernizing scalable web and cloud systems from Spain. He has driven backend and platform work across Ticketbis/StubHub, Cabify and VMware-related projects, designing microservices (notably a foreign-exchange service serving 40+ countries) and migrating legacy domains toward true microservices. Jesús combines hands-on JVM and PHP roots with DevOps and CI/CD expertise—he improved kubeapps’ GitHub Actions and release pipelines and automated testing and deployment workflows. He contributes to open source documentation and tooling, from improving Symfony docs to enhancing Mockery’s argument validation, showing attention to clarity and developer ergonomics. Comfortable across the stack, he pairs pragmatic refactors and test-driven improvements with infrastructure automation to deliver reliable, maintainable systems. Based in Plasencia, he brings an uncommon blend of distributed-systems experience and technical writing that makes complex systems easier to use and operate.
12 years of coding experience
13 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, Bachelor of Science (B.S.), Computer Science at University of Extremadura
Spanish, English
Stackoverflow
1,120reputation
94kreached
19answers
57questions
Github Skills (33)
github-ci10
testing10
bash10
mockery10
cicd10
phpunit10
doc10
automation10
php10
symfony10
mocking10
symfony-ux10
automations10
githubaction-workflow10
devops10
Programming languages (10)
Github contributions (5)
vmware-tanzu/kubeapps
Aug 2022 - Nov 2022
A web-based UI for deploying and managing applications in Kubernetes clusters
Role in this project:
DevOps Engineer & Automation Engineer
DevOps Engineer & Automation EngineerContributions:98 reviews, 43 commits, 237 PRs in 3 months
Contributions summary:Jesús significantly contributed to the repository's CI/CD infrastructure, automating various testing and release processes. They refactored and optimized the existing GitHub Actions workflow, including the e2e test execution, and migrated GKE jobs from CircleCI. The user also improved the release pipeline and streamlined chart synchronization, as well as made general improvements to the existing bash scripts. These efforts improved the overall efficiency and maintainability of the project's deployment pipeline.
carveldeployingreacthelmdeployment
mockery/mockery
Jan 2016 - Apr 2016
Mockery is a simple yet flexible PHP mock object framework for use in unit testing with PHPUnit, PHPSpec or any other testing framework. Its core goal is to offer a test double framework with a succinct API capable of clearly defining all possible object operations and interactions using a human readable Domain Specific Language (DSL).
Role in this project:Back-end Developer
Back-end DeveloperContributions:11 commits, 4 PRs, 11 comments in 2 months
Contributions summary:Jesús focused on enhancing the functionality and maintainability of the Mockery framework, primarily by adding support for closures in argument validation. They refactored existing code to improve readability, efficiency, and consistency, including updating the codebase to use `instanceof` instead of `is_a()`. The user also updated documentation and addressed the deprecation of a composer command.
phpspecgoaldoubleunitmocking
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