Freelancer profile translated to English.

Description

Senior Data Engineer with extensive experience in designing and implementing large-scale Data platforms for complex industrial and financial environments.

Expert in Hadoop, Spark, Scala, ElasticSearch, Cassandra, Kubernetes, Trino, Kafka, and cloud-native architectures.

Proven experience in creating high-performing, secure, and scalable Data ecosystems for major clients such as Volkswagen, EDF, Société Générale, and Engie.

Specializing in data platform modernization, real-time analytics, and governance.

Industry field of expertise

Languages

Arabic
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Paris (up to 50km)

Volkswagen AG
Senior Data Engineer
April 2020 - December 2025 (5 years and 8 months)
38 Wolfsburg, Germany
• • Design and delivery of a complete Data Hub architecture on Kubernetes (Rancher) deployed in a multi-cloud environment (Azure in North America, AWS in Europe and Asia, Alibaba Cloud in China).
• • Implementation of CI/CD pipelines adopting the GitOps approach using GitHub Actions (CI) for Docker image creation and ArgoCD for deployment.
• • Implementation of ingestion and analytics pipelines (Kafka, Spark, Scala, Doris, Iceberg, Trino, ElasticSearch).
• • Implementation of advanced governance via DataHub project, OIDC (Keycloak), and Access Control.
• • Performance optimization of Trino instances, SQL tuning, and Spark ingestion process optimization.
• • Testing and benchmarking of two OLAP solutions, Pinot and Doris; implementation of Doris, configuration of an external catalog (Polaris) for querying the Lakehouse.
• • Design of a centralized system for collecting audit and security logs to feed ElasticSearch, Index management, KPIs, and
• • Dashboards with Kibana, enabling SOC & UNECE compliance for several components: (CloudFlare, Hashicrop Vault, Zededa, Duokey, etc.).
• • User support.
Apache Spark trino Scala Python Amazon Web Services
EDF
Senior Data Engineer
October 2019 - October 2020 (1 year)
Paris, France
• • Design of technical solutions aligned with Big Data best practices.
• • Writing architecture documents: design, integrations, data lifecycles.
• • Mentoring the Big Data team (quality, standards, technical consistency).
• • Implementation of an orchestration and monitoring system for the erasure of personal data, ensuring GDPR compliance.
• • Close collaboration with security, governance, and platform teams.
Apache Spark Scala Oracle Java Hadoop
CGI
Big Data & IT Manager Expert
January 2012 - January 2019 (7 years)
France
Participation in structuring the Big Data practice (50+ experts) and carrying out architecture, development, and consulting missions for major clients.
Main responsibilities:
• • Participation in the design of Umanis' Big Data consulting offering (methodologies, assets, positioning).
• • Team management and skill development.
• • Participation in pre-sales activities (solution design, costing, workshops).
• • Strategic missions as Big Data Tech Lead / Architect.
• • Representing Umanis at national and international events.