À propos de Omar
Anglais
Capacité professionnelle complète
Français
Bilingue ou natif
Expériences
- L'OréalDevOps Engineer – Observability & MonitoringLUXEjuillet 2022 - Aujourd'hui (3 ans et 11 mois)Paris, FranceParticipated in the design and implementation of a global observability framework for L'Oréal, enabling centralized supervision, real-time monitoring, alerting, and analytics across all the group's critical systems and applications.Key Achievements:- Built a unified observability platform (logs, metrics, traces) integrating ElasticSearch, Grafana, Kibana, Airflow, Logstash.- Designed and deployed monitoring and alerting dashboards to enhance system visibility and resilience.- Deployed and maintained infrastructure on Kubernetes (multi-cluster) following DevOps and SRE best practices.- Implemented CI/CD pipelines (GitHub Actions, Azure Pipelines) to automate deployments and accelerate production delivery.- Developed automated data ingestion and monitoring workflows with Airflow.- Created custom Grafana plugins (ReactJS) tailored to business and IT team needs.- Automated operational tasks using Go/Python services and scripts (data ingestion, monitoring, internal APIs).- Introduced end-to-end testing to secure the deployment pipeline and ensure framework reliability.Tech Stack:Azure, Kubernetes, Helm, Docker, GitHub Actions, Azure Pipelines, Azure Functions, ElasticSearch, PostgreSQL, Kafka, RabbitMQ, Grafana, Kibana, Logstash, Airflow, Go, Python, ReactJS, VueJS
- Societe GeneraleDevOps Engineer – CI/CD & ContainerizationBANQUE & ASSURANCESmars 2022 - août 2022 (5 mois)Paris, FranceContributed to enhancing the development and deployment pipeline of My Digital Workplace, Société Générale’s internal platform that enables employees to self-troubleshoot and access digital services.Key Achievements:- Supported the industrialization of the platform by implementing and optimizing CI/CD pipelines (GitLab, Jenkins).- Managed environments on OpenShift with containerized deployments via Docker.- Established security best practices and secret management using Vault.- Developed micro frontends in ReactJS and backend services with Node.js/NestJS, supported by unit tests (Jest) and end-to-end testing to ensure reliable releases.- Built mock servers to simulate production environments, accelerating development and testing cycles.Tech Stack:OpenShift, Docker, Vault, GitLab, Jenkins, Node.js, NestJS, ReactJS, Jest, PostgreSQL, Redux, Webpack, SCRUM Safe
- TransdevDevOps Engineer – CI/CD & Real-Time SystemsTRANSPORTSmars 2020 - mars 2022 (2 ans)Île-de-France, FranceContributed to an innovative project for the control and supervision of autonomous shuttle buses, involving the design, development, and deployment of a new real-time supervision module within the information system.Key Achievements:- Set up and maintained Kubernetes clusters to deploy and scale distributed supervision applications.- Designed and managed CI/CD pipelines with Azure DevOps, enabling fully automated deployments and ensuring reliable production releases.- Developed and integrated Node.js server applications interconnected via MQTT to process real-time data streams from embedded devices.- Deployed supervision interfaces (ReactJS, Redux) providing full visibility into the status and operation of autonomous shuttles.- Implemented unit tests (Jest) and produced technical documentation (JSDoc) to ensure quality and maintainability.- Continuously optimized applications and infrastructure to support a network of mission-critical applications deployed across multiple environments.Tech Stack:Kubernetes, Azure DevOps, Node.js, MQTT, ReactJS, Redux, Jest, JSDoc
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Formations
- Ingénieur Génie Logiciel et Informatique DécisionnelEcole Nationale Supérieur d'Ingénieur de Tunis2019