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Omar MasmoudiOM

Omar Masmoudi

GCP Data Engineer | Certified

€650/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Omar

With 8 years of experience as a Data Engineer, I design and optimize your pipelines, your data, and your infrastructure with expertise in GCP.
Beyond the technical aspects, I am proactive: I provide concrete solutions, I ensure data quality, and I make sure it generates real business impact.
What if we worked together?
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Renault Groupe
    Data Engineer GCP
    AUTOMOBILE
    March 2021 - Today (5 years and 3 months)
    Paris, France
    Redesign of the guarantee and provision system for management controllers:
    The mission aims to modernize the calculation system for guarantee budgets and unit costs of vehicles, used by management controllers. The project aims to make guarantee management processes reliable and automated, ensuring maximum data quality at each stage of processing, from integration to analysis, to optimize decision-making within management control teams.

    • Design, development, and deployment of ETL pipelines on GCP: BigQuery, GCS, PostgreSQL (Cloud SQL), Dataflow (Apache Beam), orchestrated by Cloud Functions & Cloud Scheduler.
    • Implementation of Python pipelines ensuring modularity, testability, and reusability.
    • Setup of CI/CD pipelines via GitLab for multi-environment deployments (dev, staging, prod).

    • Construction of consolidated repositories to ensure data consistency.
    • Development of consistency tests between intermediate tables, validation of business rules, and implementation of alert mechanisms.
    • Optimization of BigQuery performance.
    Python Google Cloud Platform (GCP) Gitlab CI/CD Big Query Dataflow Cloud Functions Cloud SQL PubSub Cloud Scheduler Cloud Run Dataform DBT
  • Kering
    Data Engineer
    LUXURY GOODS
    September 2019 - December 2020 (1 year and 3 months)
    Bd Périphérique, Paris, France
    Feeding a data lake for Kering and its brands to provide a quality data offering for customer dashboarding (purchase behavior, customer engagement, sales by segmentation, ...) and predictions with data science / machine learning tools

    1) Data Processing:

    • Ingesting data from SFTP and Cassandra, converting to Parquet, and enriching in several stages (Bronze, Silver, Gold).
    • Automating workflows with Apache NiFi and storing processed data on Cassandra.

    2) Analysis and Reporting:

    • Cross-referencing customer, sales, and campaign data to generate key indicators (segmentation, customer profiles).
    • Creating analytical dashboards for monitoring sales performance.
    • Storing results on Amazon Aurora.
    Amazon Web Services (AWS) Apache Nifi Spark Scala Python Cassandra Git
  • RTE
    Data Engineer
    ENERGY AND UTILITIES
    February 2019 - September 2019 (7 months)
    Paris, France
    The ODESSA project, managed by the Big Data Factory team and hosted on the staging platforms, aims to establish an enterprise data lake open to various needs and ensure its migration to a Datacenter.

    1) Maintenance and Technical Support:

    System maintenance: Managing data processing scripts, resolving critical incidents, and monitoring data quality.

    2) Data Ingestion and Processing:

    Data stream management: Capturing and processing raw data, integrating streams into process management systems.

    3) Industrialization and Deployment:

    Automation and deployment: Using Ansible for environment installation, setting up CI/CD with Git and Jenkins, and documenting processes and installations.
    Cloudera Hive PySpark Git Jenkins ansible Oracle

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Education

  • Master 2 (M2), Programming and Secure Software
    Université Paris Nord- Paris 13
    2016
    Master 2 (M2), Programmation et Logiciels Sûrs
  • Engineer's degree, Software Engineering
    ISSAT Sousse
    2015
    Engineer's degree, Génie Logiciel

Certifications

Skill set

Categories