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Rafik B.RB

Rafik B.

Senior DevOps/AWS Architect

€889/day
Champigny-sur-Marne, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Rafik

Looking to optimize your infrastructure, automate your processes, and leverage the powerful AWS solutions? I am a passionate DevOps engineer with solid expertise in designing, deploying, and managing robust cloud solutions.

My approach focuses on performance, reliability, and scalability to provide you with resilient infrastructures that meet your current and future needs. Whether you are migrating to the cloud or looking to optimize your DevOps processes, I will help you implement tailor-made, secure, and efficient solutions.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Champigny-sur-Marne (up to 20km)

Experience

  • Société Générale
    Tech Lead Kubernetes expert on AWS
    BANKING AND INSURANCE
    November 2022 - April 2025 (2 years and 5 months)
    Paris, France
    • Participated in the design of the cloud architecture for Secured xKS, a centralized Kubernetes platform on the public cloud, intended to host workloads for all company BUs/SUs.
    • Deployed the EKS environment using Terraform, including the automation of Kubernetes add-ons.
    • Set up Jenkins in resilient mode, hosted on AWS, and managed the tool completely (administration, maintenance, upgrades).
    • Implemented secure IAM policies, limiting access to EKS resources shared with the client.
    • Contributed to defining Kubernetes security standards, aligned with AWS best practices.
    • Deployed the Kyverno admission controller, developing advanced security policies to strengthen clusters.
    AWS Kubernetes Jenkins Terraform Linux Server
  • Believe
    DevOps/AWS Architect
    ENTERTAINMENT AND LEISURE
    August 2021 - October 2022 (1 year and 3 months)
    - Optimized Terraform code
    - Maintained and managed over 50 AWS accounts in a hybrid environment (AWS + on-premise)
    - Architected infrastructure and deployed micro-services on Kubernetes (EKS) with ArgoCD and exposed URLs on Kong
    - Optimized pipelines on Gitlab (implemented golden images + used caches, etc.)
    - Wrote Technical Design Documents (DAT) and Technical Specifications (DEX).
    - Set up a Kafka cluster (MSK) with IAM authentication, then migrated to TLS authentication mode.
    - Automated notifications via email upon TLS certificate signing using AWS EventBridge, Lambda, and SES
    - Secured the AWS network with the help of network and security teams
    - Improved application images based on the principle "Build once, run everywhere."
    - Evolved the shared Helm chart to deploy new k8s resources (cronjob) + optimized following best practices (added probes, set resource limits)
    - Centralized AWS metrics on a single Grafana with cloudwatch-exporter
    - Optimized AWS costs: Selected appropriate instances, consolidated ALBs, used shared NAT Gateways, implemented S3 lifecycle policies, launched DMS in Cron mode, etc.
    AWS Terraform Gitlab CI Kubernetes Prometheus
  • PMU
    DevOps AWS
    ENTERTAINMENT AND LEISURE
    December 2020 - August 2021 (8 months)
    - Provided daily support to developers on DevOps/AWS incidents
    - Expanded infrastructure with Terraform (created new environments, added infra components, etc.)
    - Proposed cost/performance optimizations for AWS services such as Lambda and EC2
    - Implemented CI/CD pipelines on Gitlab-CI
    Gitlab CI Terraform AWS

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Education

  • Master de sciences en Electronique
    University of Texas at San Antonio (USA)
    2014

Certifications

  • AWS Solution Architect - Associate Level
    AWS
    2019
  • Certified Kubernetes Application Developer
    The Linux Foundation
    2020

Skill set (27)

Categories