Antoine Barthelemy

Linux, Kubernetes & Cloud Specialist

Remote, France • antoine@linux.com • github.com/Ant0wan

Summary

Open to C2C/freelance opportunities across time zones UTC+2 to UTC-8.

Site Reliability Engineer and Developer with 5 years of experience, specializing in deploying and managing cloud infrastructure at scale and securing their supply chain. Extensive experience with Kubernetes, AWS, and Terraform, building and maintaining reliable, efficient systems. Recently focused on optimizing system performance, reducing costs, and achieving high security standards. New to deploying artificial intelligence workflows, databases and serverless applications to Kubernetes.

Professional Experience

PrestaShop

Site Reliability Engineer April 2024 to August 2025 Paris, France
  • Led application migration to new infrastructure, improving scalability, security, and reducing costs
  • Optimized CI/CD pipelines and developed a Go tool for lock and module versioning
  • Migrated Terraform to Terragrunt, modularizing IaC
  • Improved monitoring with OpenTelemetry
  • Promoted DevOps best practices, focusing on secure deployments and architecture
Technologies: GCP, Go, Kubernetes, Terraform, Terragrunt, GitHub Actions, OpenTelemetry

Hublo

Site Reliability Engineer April 2024 to September 2024 Paris, France
  • Set up and scaled Kubernetes clusters on AWS using Pulumi
  • Migrated ECS clusters to Kubernetes namespaces
  • Deployed SFTP server, CRM, and various applications using Pulumi and Helm
  • Streamlined AWS networking and improved cost-efficiency
  • Automated deployment of Snowflake and Metabase; built Helm charts and CI/CD for data engineering
  • Configured Network Load Balancer for layer 4/7 traffic
Technologies: AWS, ArgoCD, Datadog, GitHub Actions, Helm, Kubernetes, Pulumi, Postgresql

Freelance (6Wind, Lengow)

Platform Engineer July 2023 to November 2023 Paris, France
  • 6Wind: Built testing framework in Python and C for router OS. Ran 8-hour tests using Ansible and KVM
  • Lengow: Designed AWS infrastructure, set up CI/CD and automated releases
Technologies: AWS, Ansible, C, GitHub Actions, Kubernetes, KVM, Python, Terraform

Contentsquare

Platform Engineer April 2022 to June 2023 Rennes, France
  • Refactored Clickhouse Ansible deployment from Python 2.7 to 3.8
  • Developed Spinnaker PoC and Python wrapper for Netflix Dispatch
  • Managed Azure/AWS multi-cloud environments
  • Supported feature rollouts and service reliability
  • Contributed to open-source tools including Dispatch Netflix, Kibana Elasticsearch, Pritunl, Tfam, and Tfexe
Technologies: Ansible, AWS, Azure, Datadog, GitHub Actions, Go, Grafana, Helm, Jenkins, Kubernetes, PagerDuty, Prometheus, Python, Terraform, Vault

SII

DevOps Engineer June 2021 to January 2022 Rennes, France
  • Managed GKE clusters and maintaining CI/CD pipelines for Brittany Ferries
  • Migrated terraformed GKE clusters to new infrastructure, incorporating FluxCD, ConfigConnector, Istio, and Sops
Technologies: FluxCD, GCP, GitlabCI, Istio, Kubernetes, Kustomize, SOPS, Terraform

CIL

DevOps Engineer July 2020 - May 2021 Lamballe, France
  • Deployed a high availability Kubernetes cluster on bare metal servers using Ansible
  • Upgraded VMware vSphere on all servers to enable Kubernetes Datastore support via VMware CNS API and CSI driver integration
  • Developed a Rust daemon for SAN monitoring Samba logs and data integrity
Technologies: Ansible, Bash, Centreon, Docker, Kubernetes, Linux, Rust, SQL, VMWare

Certifications

Education

42 Paris

Certificate of Architect in Digital Technologies November 2018 to June 2020

ESSEC

Bachelor of Business Administration September 2014 to February 2017