Christophe Osuna

My team was in charge of a data lake to be used by internal applications. Michelin is a big company and IT operations mandates following internal standards and processes, and working with several teams.

As one of the DevOps, I was in charge of planning and deploying maintainance upgrades of applications in their RUN phase, while providing N3 support.

I was also in charge of the development and maintenance of CI/CD pipelines of the applications in their BUILD phase. I containerized several applications.

Keywords: Agile/Scrum, Kubernetes, Ansible, Azure, GitLab

MyDad was a SaaS platform to make RH processes smoother.

I contributed to the development of the backend.

My main tasks where DevSecOps oriented. I was in charge of building a cloud infrastructure, setting up a CI/CD pipeline for the frontend and backend, initiate the monitoring, all while ensuring a high level of security.

I also assisted the CTO in evaluating providers and technologies.

Keywords: Python, Openstack, Ansible

Loud ML was a product to make machine learning easier to use.

I brought my Linux expertise to help on various tasks, including packaging for Linux distributions and release engineering (continuous integration, builds...).

Keywords: Machine Learning, Python, Ansible, Docker

The RING is a Software Defined Storage solution for huge volumes of data.

As part of the Setup team, I worked on the testing, maintenance and evolutions of the installer, while providing help to the support team.

Keywords: SaltStack, Debian and RedHat packaging, Python, OpenStack

(company acquired by ENEA)

Qosmos developed a Deep Packet Inspection solution to optimize network traffic and implement cybersecurity solutions

Inside the R&D team, I worked on the development of new features of the product. This includes extending the traffic that can be analyzed by the product, and also porting on hardware optimized for network processing. In parallel, I worked on improving the quality of the product through various checks.

Later, as part of the Support team, I used my knowledge of the product to help the customers and the pre-sales team.

Keywords: DPI, Linux, C, network protocols

(company previously owned by Orange and then acquired by IPC)

Etrali initiated the development of a new product line Open Trade to migrate from analog technology to VoIp. I contributed to the success of the product from within the R&D team, as a Linux expert.

First, inside a small team, we built a prototype that convinced upper management and Orange group to allocate resources.

Then, I worked on the specification and development of low-level features. This includes an embedded Linux distribution tailored for the target hardware, and also an audio service designed for the demanding trading use case. Aside from the development, I also took in charge the administration of the development services.

Finally, I worked on the maintenance of the system, closely with the support and QA teams, following Agile practices that had been put in place.

Keywords: Linux, Busybox, C, ALSA, RTP

The european project Hyades involved several parties (Bull, Thales, Makdrakesoft...) to build an efficient real-time solution on top of a Linux kernel. The LIFL was in charge of creating a kernel patch, named ARTiS, for the target hardware and Linux distribution. I assisted the team on the tests and maintenance tasks.

Keywords: Linux, C

Co-author of research report INRIA RR-5781