Jean-baptiste Ransy
Sr DevOps Engineer - Lead Architect - AI HPC at Scaleway
Greater Paris Metropolitan Region France
Summary
👤
Senior🎓
Top SchoolJean-baptiste Ransy is a senior DevOps engineer and lead architect with 13+ years building resilient cloud, virtualization and storage platforms, currently driving AI/HPC infrastructure at Scaleway. He blends deep hands-on expertise across OpenStack, Kubernetes, CEPH and SAN/NAS technologies with automation tooling like Ansible, SaltStack and Helm to deliver highly available, scalable systems. His background spans systems, networking and storage engineering through CTO and tech lead roles, giving him a rare full-stack infrastructure viewpoint from metal to orchestration. Notably, he’s an active open-source contributor to OpenStack Cinder, where he implemented and hardened a Coraid AoE driver—demonstrating practical storage integration at scale. Comfortable operating as both individual contributor and leader, he excels at turning complex networking and storage constraints into automated, production-ready platforms. Based in Greater Paris, he pairs formal electronics training with broad cross-vendor experience across Linux, BSD and enterprise networking gear.
13 years of coding experience
10 years of employment as a software developer
Electronics, Electronics at Ecole Supérieure d'Ingénieurs en Electronique et Electrotechnique
Github Skills (9)
python10
block-storage10
api-design9
restful-api9
rest-api9
api-rest9
urllib8
configuration-management8
testing7
Programming languages (1)
Github contributions (2)
openstack/cinder
Feb 2013 - Jul 2013
OpenStack Block Storage (Cinder). Mirror of code maintained at opendev.org.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:11 commits in 5 months
Contributions summary:Jean-baptiste contributed significantly to the `cinder` repository, focusing on the implementation and enhancement of the Coraid block storage driver. Their work involved adding support for Coraid AoE SANs appliances, including volume creation, deletion, and snapshot functionalities. Further contributions included code improvements such as retrieving volume information, fixing exception handling, and refactoring the driver to support non-admin users. Additionally, they implemented features to prevent volume creation with incorrect sizes and allowing deletion of volumes in an error state.
cinderblockchainopendevblock-storageopenstack
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