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Nejmeddine R.NR

Nejmeddine R.

Delivery Lead

On-demand
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Nejmeddine

Delivery Lead Data and technical referent Snowflake / dbt / Talend with over 15 years of experience in designing and implementing modern data platforms. Freelance consultant on data transformation missions — cloud migration, Data Vault 2.0 modeling, ELT pipelines, governance, and BI for major clients in France, Europe, and the Middle East.
  • English

    Fluent

  • French

    Native or bilingual

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

Experience

  • Tawuniya Insurance
    Data quality: Reconciliation and validation of financial data
    IMPORT AND EXPORT
    December 2025 - April 2026 (4 months)
    Riyadh, Saudi Arabia
    Implementation of a data quality reconciliation and governance framework on Oracle ERP.

    - Development of ETL pipelines for validation and reconciliation of transactions (SLA, GL) as well as IFRS compliance controls.

    - Design of dashboards for auditors and internal control teams.

    - Deployment of data lineage solutions for complete coverage of financial processes.

    Utilization of advanced analytical tools:
    • OTBI for operational reporting
    • Oracle Analytics Cloud for visualization and predictive analysis
    • SQL for custom queries and data consistency control
    Data analysis Oracle E-Business Suite Microsoft Power BI ETL API
  • Stellantis
    Data architect / Delivery Lead
    AUTOMOBILE
    February 2025 - September 2025 (7 months)
    France
    Stellantis Analytics Stack Modernization Project

    ▸Led the architectural evaluation and technology benchmark for a modern analytics stack, conducting a structured comparison of Databricks vs. Snowflake on performance, cost, governance, ecosystem integration, and operational complexity.

    ▸Produced detailed architecture blueprints and a phased migration plan covering ingestion, transformation, orchestration, and reporting layers, ready for handover to the delivery team.

    ▸Designed and implemented a comprehensive ETL framework covering ingestion patterns, transformation capabilities (dbt), orchestration, and data sharing.
    Snowflake DBT Airflow Microsoft Power BI Business model
  • Malakoff Humanis
    Delivery lead / Snowflake & dbt Expert
    BANKING AND INSURANCE
    January 2023 - February 2025 (2 years and 1 month)
    France
    ▸ Reporting and delivery management: implemented tracking dashboards (progress, quality, incidents, capacity) and regular reporting to management and stakeholders.

    ▸ Design and execution of the end-to-end migration from Legacy BI to Snowflake, with implementation of a scalable cloud data lakehouse according to the Data Vault 2.0 model.
    ▸ Design and implementation of ETL data pipelines ensuring auditability, traceability, and self-service analytics autonomy.
    ▸ Implementation of a GDPR-aligned governance framework with Data Galaxy for group-wide cataloging, lineage, and data stewardship.
    ▸ Modeling of high-performance data marts for actuarial, financial, and operational reporting, enabling near real-time BI.
    Snowflake DBT Data galaxy Data vault Microsoft Power BI

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Education

  • Master 2
    ISG
    2012
    Informatique appliquée à la gestion
  • Connected Manager
    Harvard
    2024
    Connected Manager

Certifications

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