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Laurent COMMARIEU

Laurent COMMARIEU

System Engineer

Nantes, FR, 44100
French, English

Background


About

About

Passionate about infrastructure, automation, and cloud computing. A self-driven and fast-learning engineer, I thrive on tackling challenges and continuously expanding my knowledge.

Work Experience

Work Experience

  • Senior DevOps, Fairmat

    Jan, 2024 - Present

    I oversee the CI/CD pipeline, managing the build, deployment, and observability of software across both cloud and edge infrastructures.

    • Migrated a Docker Compose stack to a Kubernetes (EKS) cluster for enhanced scalability and management.

    • Deployed a comprehensive monitoring stack using Prometheus, Loki, and Grafana with Slack integration for alerting, ensuring reliable monitoring of both cloud and edge resources.

    • Optimized the CI/CD pipeline with GitHub Actions to streamline development and deployment workflows.

    • Implemented Ansible automation to enable seamless software deployment on edge computers in factory environments, supporting developers in efficient operations.

  • Senior DevOps, Gens De Confiance

    Jan, 2022 - Dec, 20231 year 11 months

    I am in charge of the Gens De Confiance website infrastructure and the deployment pipeline. I work with the development team to improve the product.

    • Standardized the deployment of new microservices infrastructure with Terraform.

    • Split the Terraform monolith into a multi state approach.

    • Improved the deployment pipeline for both ECS services and Lambdas with GitHub Actions and Slack.

    • Set up obervability with Datadog.

    • Monitored the costs.

  • Senior System Engineer, iAdvize

    Feb, 2016 - Dec, 20215 years 10 months

    I ensure the stability and the availability of the iAdvize product solution. I choose the best tools to improve the infrastructure. I analyze and anticipate the needs in collaboration with the development team. I automatize everything I can.

    • Migrated from on-premise to cloud with Terraform respecting cloud architecture best practices.

    • Set up and maintain the microservices orchestration with Nomad, Consul and Vault enhancing service discovery, service mesh, autoscaling and secrets rotation.

    • Set up and provide monitoring to the dev teams.

    • Set up and maintain the services deployment pipeline.

    • Cut down AWS Infrastructure cost.

  • Expert infrastructure, Gfi Informatique

    Feb, 2015 - Feb, 20161 year

    Setup of a monitoring solution for Crédit Agricole Technologies.

    • Set up InfluxDB and his dataflow with Zabbix.

    • Built and share Grafana dashboards.

    • Migrated from InfluxDB to OpenTSDB.

  • IT Performance Engineer, Net Quality

    Mar, 2011 - Jan, 20153 years 10 months

    I worked for multiple clients from different sectors (Banking, Industry, Retail). My mission was to deploy metrology and IT performance monitoring solutions (from network probes to APM).

    • Presales, integration and support.

    • Netscout, Gigamon, Network Instruments, Compuware.

  • Monitoring Engineer, AQOS

    Feb, 2007 - Mar, 20114 years 1 month

    I worked on multiple projects of network monitoring for different type of clients (Banking, Retail, Telecom).

    • Presales, integration and support.

    • HP Network Node Manager, Nagios, Netcool.

Skills

Skills

  • Cloud computing

    AWS

    GCP

  • Automation

    Terraform

    Ansible

    CI/CD

    Git

  • Orchestration & Platform

    Kubernetes

    Nomad

    Consul

    Vault

    Docker

    ECS

    Fargate

    Lambda

  • System Administration

    Debian

    Golang

    Python

    Bash

  • Monitoring

    Datadog

    Prometheus

    Grafana

    Cloudwatch

Education

Education

  • IT, Engineer’s Degree, ESEO

    Dec, 2004 - Dec, 2007

Interests

Interests

  • TriathlonSailing