Freelancer profile translated to English.

Description

With over 8 years as a systems engineer in major accounts like France Telecom, Oracle, or Galeries Lafayette, I decided to start my own company to realize my projects and share my acquired expertise.

My skills are mainly focused in the following areas:

- OS : linux/Unix ( Debian, RedHat, CentOS, Ubuntu, AIX, Solaris)

- Applications : Apache, Tomcat, Varnish, Websphere, Weblogic, Hybris

- DB : MySQL/MariaDB, MongoDB

- Programming : Bash/KSH, PHP, NodeJs, AngularJS

- Versioning : SVN, Git

Languages

English
Fluent
French
Native or bilingual

Workplace preferences

Remote only

Primarily works remotely

CAGIP — Crédit Agricole CIB
BUILD System Engineer
February 2024 - Today (2 years and 4 months)
▸ Scope: infrastructure of ~6,000 Linux servers (RHEL) in a critical banking environment.
▸ High-frequency trading: low-level tuning of Hypertec servers (CPU isolation via cgroups, NIC offloading, latency reduction).
▸ GPU server optimization: soft/hard RAID, block size, storage performance profiles.
▸ Redesign of RHEL 9 post-installation automation: migration from Perl to Ansible — industrialized and standardized deployments.
▸ Rewriting CyberArk (PAM) scripts: conversion from Perl/PACLI to Python, improved maintenance and readability.
▸ Qualification and automation of Veritas Infoscale (Arctera) v9 deployment.
▸ Level 4 support for Singapore-based Run teams (international context, on-call).
Ansible Linux infrastructure
Engie Digital
Cloud Engineer
ENERGY AND UTILITIES
August 2022 - December 2023 (1 year and 4 months)
Courbevoie, France
▸ Full deployment of infrastructure in IaC with Terraform (ECS, SQS, SNS, CloudWatch, API Gateway, Lambda, SSM, EC2, Kinesis, CloudFront, Route 53).
▸ Migration of CloudWatch logs to OpenSearch via Fluentd and Kinesis — centralization and better observability.
▸ FinOps: automation of nightly and weekend shutdowns of sandbox/dev/integration environments — 30% reduction in cloud costs for these areas.
▸ Development of Python Lambdas (service shutdown orchestration, log processing).
▸ DR (Disaster Recovery Plan): complete refactoring of Terraform code to enable automated deployment of the entire IT system (EC2, ECS, Lambda, Kinesis, RDS, API Gateway...) to a new AWS region in case of main region crash — cutover time reduced from 1 month to 2 days.
▸ Centralized GuardDuty alerting on Slack; improvement of Jenkins and GitHub Actions pipelines.
Eurosport
Cloud Architect & Sysops
SPORTS
January 2020 - September 2022 (2 years and 8 months)
Issy-les-Moulineaux, France
▸ Consulting for Dev teams on necessary cloud architectures (scalability, cost, resilience).
▸ Management of an Elasticsearch cluster in production; creation of AWS resources in IaC (Terraform).
▸ Deployments via Spinnaker and GitHub Actions; configuration of Akamai CDN for live streaming.
▸ Implementation of Ansible for deploying Windows (WinRM) and Linux applications.
Terraform Ansible AWS