Freelancer profile translated to English.
Back to original languageAbout Slimane
Senior DevOps / Platform Engineer with 13 years of experience on high-traffic cloud platforms — I cover the entire build & run cycle, from infrastructure automation to production management and cost optimization.
I integrate Claude Code into my daily workflow for infrastructure automation, runbook generation, CI/CD pipeline debugging, and incident analysis.
Key environments: Carrefour, Thales, Groupement Les Mousquetaires — cloud (GCP, Azure), hybrid, and on-premise.
💡 Expertise:
🔧 Build
• CI/CD (Jenkins, GitLab CI, GitHub Actions)
• Infrastructure as Code (Terraform, Ansible)
• Cloud (GCP, Azure) & on-premise / hybrid
• AI-assisted DevOps (Claude Code — prompt-driven workflows)
⚙️ Run
• Production platform management — availability, maintenance, performance
• L3/L4 incident management — post-mortems, runbooks, on-call duty
• Monitoring & observability (Prometheus, Grafana, ELK, SLO/SLI)
💰 FinOps
• Cloud cost optimization, rightsizing, tagging strategy, budget governance
📊 Data
• BigQuery, Looker — exploitation & support, in close collaboration with Data and BI teams
🤝 Why work with me:
• Full build & run ownership — 40% reduction in production incidents through proactive monitoring and automated runbooks
• Cloud cost optimization integrated into every project
• Daily use of Claude Code to accelerate automation and documentation
• Effective in remote, distributed, and multi-team environments
• Pragmatic, results-oriented, strong collaborator
📩 Open to DevOps / SRE / Platform Engineering / FinOps opportunities | Full remote | Hybrid
Certifications: GCP ACE · CKAD · Terraform Associate · AZ-104 in progress
English
Native or bilingual
Arabic
Native or bilingual
French
Native or bilingual
Can work on-site
Paris (up to 50km), Marseille (up to 50km), Nantes (up to 50km), Bordeaux (up to 50km), Limoges (up to 50km)
Experience
- CarrefourDevOps & Data Platform Engineer — GCP - Pricing TeamRETAIL (LARGE RETAILERS)April 2023 - Today (3 years and 4 months)Massy, FranceContextMission within the pricing team on a strategic data platform hosted on GCP. Full autonomy on operations, reliability, and DevOps tooling, interfacing with Data, BI, and Pricing teams.Operations & Stability— Ownership of L3 support: diagnostics, post-incident analyses (RCA), and sustainable fixes — approximately 40% of recurring incidents eliminated— Automated quality checks and anomaly detection on pipelines, with end-to-end flow traceabilityAutomation & IaC— CI/CD pipelines (Jenkins, Ansible, Git) securing deliveries — deployment frequency tripled— Infrastructure 100% managed with IaC using Terraform and Ansible, zero manual provisioningMonitoring & Observability— Complete monitoring stack (Grafana, Kibana, Elasticsearch) with operational dashboards for real-time degradation detectionData & Cross-functional— Advanced SQL queries (Oracle, BigQuery), production of datasets and indicators for business teams— Cross-functional collaboration with BI/Pricing/Data to ensure data quality and availabilityTechnical EnvironmentGCP · BigQuery · Oracle · SQL Server · Terraform · Ansible · Jenkins · Git · Docker · Elasticsearch · Grafana · Kibana · Looker · Nginx · Jira · Confluence
- CarrefourTech Lead OPS/DevOpsRETAIL (LARGE RETAILERS)February 2019 - March 2023 (4 years and 1 month)Massy, FranceObjectives:• Technical DevOps referent for critical blockchain platforms (Hyperledger Fabric, IBM Blockchain), ensuring service continuity and compliance of high-stakes production environments.• Complete industrialization of infrastructure deployments (Terraform, Ansible), eliminating manual interventions and ensuring environment reproducibility at scale.• Industrialization of middleware components (Kafka, Couchbase, Nginx, Docker Swarm, microservices), standardizing application layer deployment and ensuring consistency across all environments.• Implementation of end-to-end CI/CD pipelines (Jenkins, GitLab, ArgoCD, GitFlow), significantly reducing time-to-market and increasing the frequency of value delivery.• Leading the Azure → GCP / Kubernetes Cloud migration, improving resilience, horizontal scalability, and long-term infrastructure cost control.• Deployment of a complete observability stack (Prometheus, Grafana, ELK), enabling proactive anomaly detection and measurable MTTR reduction.• Level 3 incident support for critical production environments, limiting business impact and ensuring rapid service recovery.Technical Environment: Ubuntu/CentOS, Debian, Jenkins, Git, GitLab, Vagrant, Ansible, ArgoCD, GitOps, Docker, ELK, REST API, Postman, Shell, BigQuery, SQL Server, Confluence, Jira, App Gateway, Datadog, Grafana, SQLite, K8S, Helm, Bash/ShellscriptOutcome: Project successfully completed
- Groupement les MousquetairesDevOps Integration EngineerApril 2018 - July 2019 (1 year and 3 months)Châtillon - Montrouge Métro, Montrouge, France• Industrialization of application deployments with Ansible/Jenkins GitLab.• Implementation of a supervision solution on various environments (production/non-production) with Zabbix.• Implementation of a log centralization solution (ELK stack: Elasticsearch, Logstash, Kibana, Filebeat).• Production deployment of web applications.• Investigation of production incident cases. (L2 & L3 support)Technical Environment: Ubuntu/CentOS, Debian, Jenkins, Git, GitLab, Vagrant, Ansible, Docker, Zabbix, ELK, REST API, Postman, Shell, Confluence, Mattermost, Catha-Cowkeeper, PostgreSQL, MySQL, MariaDB, Slack. Project successfully completed
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Education
- Operational Management Competency CertificateCnam of Burgundy2015Certificat de compétence Management opérationnel
- Master 2 Computer ScienceUniversity of Paris Descartes-France2012Maste 2 P. Informatique
Certifications
- Associate Cloud Engineer CertificationGoogle2026