Patrick Guiran - Senior Data Architect

Patrick Guiran

Senior Data Architect

Paris, Ile-de-France

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Summary

👤

Senior

🎓

Top School

Patrick Guiran is a Senior Data Architect based in Paris with 15 years of experience designing large-scale data platforms, cloud migrations, and high-volume email systems. He has led cross-functional teams and delivered a LakeHouse handling ~500TB and 3.7 billion emails per year while cutting cloud costs by 60% through FinOps and automation. Skilled in event-sourcing, Airflow, BigQuery and migration paths from legacy stacks (Zend/MongoDB) to modern cloud-native architectures, he also drove a rapid Google Cloud migration that reduced operational costs by 80% and time-to-market by 60%. A hands-on engineer, Patrick contributes to open-source (notably enhancements to Zend Framework filters) and combines technical depth with stakeholder-facing responsibilities like GDPR compliance, vendor negotiation and budget management. Known for turning complex operational constraints into measurable business outcomes, he blends engineering rigor with pragmatic leadership.

15 years of coding experience

11 years of employment as a software developer

master's degree Computer Engineer, master's degree Computer Engineer at EPITA: Ecole d'Ingénieurs en Informatique

Institut supérieur d'électronique et du numérique

English

Github Skills (10)

unit-testing10

php10

zend-framework10

filtering10

filter10

code-formatting9

coding-style9

code-standards9

test-automation8

validators8

Programming languages (1)

PHP

Github contributions (5)

zendframework/zendframework

Jan 2015 - Mar 2015

Official Zend Framework repository

Role in this project:

Back-end Developer & QA Engineer

Contributions:20 commits, 6 PRs, 19 comments in 1 month

Contributions summary:Patrick primarily contributed to the Zend Framework's filter functionality. They implemented a new `SeparatorToSeparator` filter and registered it within the plugin manager. Their work included adding unit tests to verify the correct construction and behavior of the new filter, specifically testing different separator configurations. Furthermore, the user updated the code style for consistency and also updated TLD list.

zendzend-frameworkphpframeworkmodular

Tauop/sshGate

Jul 2011 - Apr 2012

Contributions:59 commits in 8 months

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