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Frederic LegerFL

Frederic Leger

Expert Platform Engineer

€800/day
33 projects
Marseille, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Frederic

🚀 Expert Cloud-Native & DevOps | Cloud Architect | SRE


With over 15 years of experience, I help companies in their Cloud-Native transition by designing scalable, secure, and resilient infrastructures. My goal is to automate deployments, optimize performance, and ensure system reliability through best practices in DevOps, SRE, and GitOps.

🔹 Cloud & Kubernetes Expertise

  • • Design and optimization of Cloud-Native architectures on AWS, GCP, Azure, Scaleway, OVH
  • • Deployment and management of Kubernetes clusters (EKS, GKE, AKS, K3s, OpenShift, Rancher)
  • • Workload security: Pod Security, Kyverno, OPA, Falco, Cilium, Istio
  • • Cost optimization and scalability with Cluster Autoscaler, Karpenter, KEDA

🔹 Automation & Infrastructure as Code

  • • Terraform, Pulumi, Crossplane, Ansible for reproducible and secure infrastructures
  • • Helm, Kustomize for Kubernetes manifest management
  • • OPA (Open Policy Agent) integration for infrastructure compliance and governance

🔹 CI/CD, GitOps & Observability

  • • Optimized CI/CD pipelines with GitHub Actions, GitLab CI, ArgoCD, FluxCD, Jenkins, Drone
  • • Advanced deployment strategies: Blue-Green, Canary, Progressive Delivery (Flagger, Argo Rollouts)
  • • Centralized monitoring and logging with Prometheus, Grafana, Loki, OpenTelemetry, Datadog
  • • DevSecOps security: integration of Trivy, Snyk, SonarQube, HashiCorp Vault into CI/CD

🎯 Why choose me?

✅ Pragmatic and ROI-driven approach: cost and performance optimization
✅ Field experience with startups, scale-ups, and large enterprises
✅ Active learning & sharing: meetup speaker, conference speaker, trainer

📩 Need an expert to make your infrastructure reliable and automated? Let's discuss! 🚀
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Marseille (up to 50km), Lyon (up to 100km), Paris (up to 100km), Lille (up to 100km), Bordeaux (up to 100km)

Experience

  • Hoverkraft
    Co-Founder
    DIGITAL AND IT
    January 2026 - Today (7 months)
    Marseille, France
    Co-founder of hoverkraft.cloud, I inject my Platform Engineer experience into an open-source framework that helps companies adopt this new practice.
    Open Source Containerization Kubernetes Terraform CI/CD
  • webofmars
    CEO/CTO
    TECH
    October 2013 - Today (12 years and 10 months)
    Marseille, France
    Since 2013, webofmars has been supporting startups & web specialists in the Aix-Marseille region in understanding their infrastructure (on-premise or in the cloud) and controlling associated costs.

    Some achievements:
    - AWS platform for hosting business web applications in Docker
    - Development of a video streaming platform
    - OVH cloud infrastructure for an HR application
    - Support for the transition to DevOps tools in a direct marketing company
    - Implementation of automated CI/CD in a direct marketing company
    - 24/7 supervision of a Docker platform
    - Implementation and optimization of automated monitoring
    DevOps Training Docker OVH Amazon Web Services
  • Buildrz
    Malt logoOn Malt
    Infrastructure and Cloud Native Architecture Audit
    SOFTWARE PUBLISHING
    September 2021 - October 2021
    Paris, France
    Supporting the Buildrz team following the departure of the Lead DevOps.
    Managing knowledge transfer without loss, by ensuring the following missions:

    - Existing infrastructure audit

    - Platform maintenance
    - Finalization of migration to EKS
    - Recommendations
    - Recruitment of the DevOps team
    Datadog Amazon Web Services Kubernetes Solutions Architect DevOps

Reviews

5.0

Out of 19 ratings

J

Jean-Charles

ANIEL Marketplace

Reviewed on 3/17/2025

Thanks to Frederic's expertise, we were able to build a clear roadmap for our DevOps architecture. Very available, it was a pleasure to work with him.
M

Maksym

Buildrz

Reviewed on 10/18/2021

Fréderic demonstrated great expertise in conducting the audit of our infrastructure. He has a perfect mastery of the stack we work with (Kubernetes, AWS, Datadog, ...). The remarks and solutions he provided in the audit conclusions were relevant and well-argued.

Recommendations

Benoit GuivarchBG
Yann HourdelYH
FU
+2
Benoit Guivarch and 4 other people have recommended Frederic

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Education

  • Learn DevOps: The Complete Kubernetes Course
    Udemy
    2017
    Online complete course about Kubernetes with exercises
  • Netapp Administration
    FASTLANE
    2011

Certifications

Skill set

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