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Maxime GaillardMG

Maxime Gaillard

DevOps - Architect - AI - Agentic coding

€700/day
9 projects
Lyon, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Maxime

I design and operate Kubernetes infrastructures for organizations with strong constraints: health (HDS), compliance (ISO 27001), digital sovereignty, or self-hosted AI inference. I cover the entire cycle: architecture, IaC, CI/CD, security, observability, and MCO.

Four main areas

1. Kubernetes & GitOps (GKE, OVHCloud Managed Kubernetes)
ArgoCD, Helm, Kustomize, Terraform, GitLab-CI, GitHub Actions, Cert-manager, External-Secrets, Sealed-Secrets, External-DNS

2. Health & Sovereignty
10+ years in HDS environments (Inserm, CHU Bordeaux,
CHU Nice, Colibri-Pneumo). Migration from public cloud to sovereign cloud (GCP → OVHCloud) and vice versa. Hardening: Kyverno, RBAC, Cloudflare WAF/Access, Tailscale, Authentik, FleetDM, Velero/Kasten.

3. Agentic coding methodology
Development workflow structured around Claude Code and Codex, deployed on Naeka, Simplauto, and CTSoft: plans committed and reviewed before implementation, automatic review of MRs (including Renovate PRs), custom skills to standardize team practices.

4. AI Infrastructure
Deployment of self-hosted LLMs (vLLM, Ollama, LiteLLM), vector databases (Qdrant), RAG pipelines, integration of MCP into internal workflows.

Recent references
CTSoft, CHU Nice (IHU RespirERA), Adeo (Kazaplan / Leroy Merlin), Simplauto, Inserm (Cobra cohort), CHU Bordeaux

Stack
GCP, OVHCloud, Kubernetes, Helm, ArgoCD, Terraform, Python/Django, Prometheus/Grafana/Loki/Tempo, Datadog, OpenTelemetry, Cloudflare, Claude Code, Codex, vLLM, Qdrant.

GCP Professional Cloud Architect (2023-2025).
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Lyon (up to 30km)

Experience

  • CHU Nice / IHU RespirERA
    GCP to OVHCloud Migration - HDS Secure Bubble
    PUBLIC SECTOR
    September 2025 - February 2026 (5 months)
    Complete migration of a Google Cloud Platform infrastructure to OVHCloud in an HDS (Health Data Hosting) certified environment.

    Achievements:
    • Design and deployment of a Kubernetes architecture compliant with HDS requirements
    • Implementation of Infrastructure-as-Code (Helm/Kustomize/ArgoCD)
    • Migration of containerized workloads while maintaining service continuity
    • Coordination with various service providers
    OVHCloud Google Cloud Platform (GCP) Kubernetes Argo CD Terraform
  • ADEO Services
    DevOps
    RETAIL (LARGE RETAILERS)
    June 2023 - June 2025 (2 years)
    Adeo Services builds the platforms for the Adeo group (Leroy Merlin, Bricoman, etc.). The Kazaplan project is an online tool for designing, arranging, and decorating a home in 3D. It is used by the different brands of the Adeo group, as well as by external clients.

    Kazaplan Project - Phase 1:
    • Takeover of the existing Infrastructure as Code (IaC) withTerraformandAnsible
    • Implementation of a new CI/CD process (Gitlab -> GCP / GKE)
    • Migration of existing applications toDocker and Kubernetes
    • Datadog Monitoring
    • Environment Security
    • Code Review
    • Automation of development and deployment workflows
    • Coordination with PHP / JavaScript developers and the architect to ensure development follows established deployment processes
    • Support for development teams
    • Creation of technical documentation

    Kazaplan Project - Phase 2:
    • Mentoring
    • Migration of IaC to the Adeo platform
    • Implementation of a new CI/CD process (Github / Turbine / GCP)
    • Datadog Monitoring
    • Environment Security
    • Code Review
    • Automation of development processes
    • Coordination with PHP / JavaScript developers and the architect to ensure development follows established deployment processes
    • Support for development teams
    • Creation of technical documentation

    Kazaplan Project - Phase 3:
    • Full ownership of theautonomous migrationproject
    • Definition and execution of the cloud environment migration plan fromGCP to the Adeo internal platform
    • Close coordination with developers to ensure software quality and service deployability of migrated services
    *Migration of environmentsfor Dev, Preprod, Production
    • Continuous support for teams during and after migration (monitoring, debugging, rollback strategy)
    Terraform Google Cloud Platform (GCP) Gitlab CI/CD Github Actions Kubernetes
  • REQUEA
    Lead DevOps / Cloud Architect
    SOFTWARE PUBLISHING
    July 2024 - September 2024 (2 months)
    Lyon, France
    Requea provides IoT (Internet of Things) core network solutions based on open, secure, and interoperable interfaces to communities, businesses, building managers, and water utilities.

    Achievements:
    • Consulting and training in public cloud and Kubernetes architecture
    • Architecture of the new infrastructure at OVHCloud
    • Implementation of IaC
    • Implementation of a new CI/CD process
    • POC implementation on Kubernetes for the new infrastructure
    OVHCloud Kubernetes Github Actions CI/CD Helm

Reviews

5.0

Out of 2 ratings

M

Mickaël

Simplauto

Reviewed on 3/1/2023

A

Antoine

Xevlabs

Reviewed on 9/26/2022

Recommendations

Franck R.FR
Christian D.CD
PL
+1
Franck R. and 3 other people have recommended Maxime

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Education

  • Master of Science (M.S.) - Information Technology
    SUPINFO
    2012

Certifications

Skill set

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