About Gilles
SRE in a DevOps team by day, freelancing on evenings and weekends. Bilingual French/English, all my professional environments have been English-speaking. Former tech teacher, so I document clearly and communicate without jargon. Available 10-15h/week, remote only.
What I bring:
- Infrastructure as Code: Terraform, OpenTofu, Terragrunt. Multi-platform orchestrators (Scaleway, Proxmox, Keycloak, GitLab)
- Kubernetes: Multi-cluster bare-metal platforms (up to 40 nodes), Kubespray, rolling upgrades, Helm, ArgoCD GitOps
- Cloud and On-Prem: AWS, GCP, Scaleway, Proxmox VE
- Storage: Rook-Ceph (87 TiB production), Longhorn, MinIO S3
- Databases: PostgreSQL with CloudNativePG, Barman PITR, PgBouncer, MongoDB
- Networking: Calico, MetalLB, Traefik, WireGuard, cert-manager, Keycloak SSO, Vault
- Monitoring: Prometheus, Grafana, Alertmanager, Loki, Datadog
- CI/CD: GitLab CI (dynamic Helm pipelines), GitHub Actions, ArgoCD GitOps
- Chaos Engineering: Reliability assessments, failure injection, resilience testing
- Backup and DR: Full DR strategy (on-prem to cloud failover), Velero, WAL archiving, Vault snapshots, near-zero RPO
What I can do for you:
- Audit your Terraform/infrastructure code
- Set up, fix, or upgrade your Kubernetes clusters
- Build or improve your CI/CD pipelines
- Deploy monitoring and alerting stacks
- Design your infrastructure architecture
- Run chaos engineering assessments
- Design and test your backup and DR strategy
- Design Git workflows for team collaboration
- Incident recovery and service restoration
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- HexaglobeSRE / DevOpsTELECOMMUNICATIONSNovember 2025 - Today (7 months)Paris, FranceSRE in the DevOps team, responsible for infrastructure reliability and resilience. I implement chaos engineering practices such as failure injection, resilience testing, and reliability assessments to proactively identify weaknesses before they become incidents. I design and validate backup and disaster recovery strategies, ensuring backups exist, work, and recovery is fast. I also enforce Git workflows and CI/CD pipelines that enable cross-team collaboration and safe deployments. Full English-speaking environment.
- KayrrosData ScientistENVIRONMENTALOctober 2024 - November 2025 (1 year and 1 month)Paris, FranceResearch and Development on satellite imagesAlgorithm implementation and optimizationFine tuning and benchmarks modelsProcess automation to create dataset for labeling and trainingExploring datasets and finding new usecases
- KayrrosIngénieur DevOpsENVIRONMENTALFebruary 2024 - October 2024 (8 months)Paris, FranceManaging CI/CD to ensure effective development with Terraform, automate processes, enhance security, and facilitate team collaboration.Collaborating with professionals to meet their operational stack and infrastructure requirements.Monitoring and observability of the technical stack using Datadog
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Education
- Diplôme d'ingénieur, InformatiqueEPITA: Ecole d'Ingénieurs en Informatique2024Diplôme d'ingénieur, Informatique
- Diplôme d'ingénieur, Informatique, Electronique et Systèmes.Grenoble INP Esisar2021Diplôme d'ingénieur, Informatique, Electronique et Systèmes.