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Quentin L.QL

Quentin L.

DevSecOps Engineer

€800/day
Paris, FR
8-15 years

Average response time: 1 hour

About Quentin

Cut costs. Scale. Secure infrastructure. I execute cloud migration and cost optimization for high-scale Kubernetes and serverless workloads.

...
VALUE DELIVERED

Cloud Migration: Legacy to Kubernetes (vSphere/servers to AWS, OVH, Scaleway).

Cost Optimization: Reduce cloud spend. Move data volumes to object storage. Compute cheapest transit routes.

Security: Hardened endpoints. ISO27001 indicators. PKI setup via Hashicorp Vault.

IAM / OAuth: Zero-trust authentication / authorization architectures. OAuth middleware. AWS IAM. SSO setup.

DELIVERABLES

Highly available production Kubernetes clusters.

Multi-cloud GitOps pipelines.

Automated dependency upgrades and CVEs detection.

Monitoring and Alerting.

Secure internal developer tools.

Profile Keywords
cloud migration cost optimization security iam oauth authentication authorization hashicorp vault kubernetes dns setup longhorn openfaas renovate fluxcd github actions cve grafana pronetheus monitoring alerting
  • French

    Native or bilingual

  • English

    Native or bilingual

  • Spanish

    Conversational

Can work on-site
Paris (up to 50km)

Experience

  • Scality
    Site reliability / DevSecOps Engineer
    January 2024 - January 2026 (2 years)
    Paris, France
    Hashicorp Vault – SSO – OAuth – ISO27001 – Kubernetes – Renovate – VSphere



    Security and Automation



    - Work in English

    - Setup Kubernetes Cluster on OVH

    - Sync cluster state with Git repository

    - Automate dependencies upgrades

    - Manage PKI in Hashicorp Vault

    - Services migration to cost-effective cloud-native resources (VSphere to Kubernetes, Data Volumes to Object Storage, Basic-Auth to OAuth)

    - Handle backups for sensitive data

    - Secure endpoints with OAuth middleware

    - High Availability setup for sensitive services

    - Data visualization for company key security indicators in regard of ISO27001 certification
    Kubernetes Docker Bash
  • Cap Collectif
    Ingénieur DevOps
    January 2021 - January 2024 (3 years)
    Paris, France
    Managing 200+ instances running on 60+ servers.

    Migrating existing infrastracture to a Kubernetes cluster managed by Scaleway.

    - Follow GitOps principe (FluxCD)
    - Write charts for internal applications (Helm)
    - Gather metrics from the cluster (Prometheus, Grafana)
    - Handle data redundancy / backups (Longhorn rancher, OpenEBS, Object Storage)
    - Microservice infrastructure (OpenFaaS)
    - Write internal Python CLI for developers to interact with the instances and servers
  • Vauban Technologies
    FullStack Development
    January 2019 - January 2021 (2 years)
    Londres, United Kingdom
    Cloud architecture

    - Automating monitoring, testing, integration, and deployment
    - Continuous development with Gitlab-CI
    - API and Microservices Design (AWS API Gateway)
    - Lambda computing environment and programming model (AWS Lambda)
    - Serverless deployment automation and CI/CD patterns (AWS Chalice)
    - Serverless identity management, authentication, and authorization (AWS IAM)
    - Serverless stack for crypto exchange trades aggregation

    Web application development from scratch

    - Legal document generation for offshore vehicules
    - Electronic signatures
    - Technologies choices,
    - 3 developer team recruitment,
    - Legal contracts generation from configuration files (YAML + Markdown),
    - Implementation of good security practices,
    - Environment management in an Hashicorp Vault,
    - Management of the deployement pipeline on Heroku with Gitlab-CI (build, test, deploy) for all environments (dev, nightly, staging, production),
    - DNS resolution with Cloudflare.

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Education

  • Université de Versailles Saint-Quentin-en-Yvelines
    2015

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