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Gabriel LongouGL

Gabriel Longou

Lead Analytics Engineer | Industry | Luxe & Pharma

€750/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Gabriel

I am a civil engineer specializing in Data Analysis, Analytics Engineering, and the management of data projects applied to the supply chain and operations.

I have worked for 3 years in the Data division of a consulting firm specializing in operations strategy for large industrial companies. There, I acquired this dual set of business and technical skills that will accelerate your projects.

I am available for in-person work throughout the Île-de-France region. Feel free to explore my past experiences and contact me if needed.
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Servier
    Lead Data Analyst
    PHARMACEUTICALS INDUSTRY
    January 2026 - Today (5 months)
    Suresnes, France
    • Technical stack: BigQuery, dbt, GitLab, Power BI.

    Leading and structuring a team of 10 data analysts
    • Defined and enforced development standards (BigQuery SQL, dbt architecture, SQLFluff)
    • Conducted code reviews and supported analysts on complex technical topics
    • Performed codebase audits to identify risks (non-determinism, performance, query costs) especially on GxP products (Pharma)
    • Structured DEV / UAT / PROD environments and deployment processes, including hotfix workflows
    Industry Power BI Monitoring
    • Built Power BI monitoring solutions (usage, performance, report governance)
    Supporting fixed-price data analytics projects
    • Defined scope and wrote technical specifications for analytics projects
    • Onboarded data analysts and set up technical environments
    • Reviewed and validated project deliverables (technical design, data quality, performance)
    • Ensured alignment with internal standards and best practices
    BigQuery Microsoft Power BI DBT Git Gitlab
  • Christian Dior Couture
    System Architect PLM
    LUXURY GOODS
    January 2024 - January 2026 (2 years)
    Paris, France
    In a scaled Agile organization:

    - Defining macro processes with business teams for Feature definition
    - Building the PLM Centric integration architecture within the Manufacturing IT system, interfacing with M3, Anaplan, DAM...
    - Writing functional interface specifications for source/destination systems and middleware (Mulesoft, Talend)
    - Monitoring interface development and providing test support with the QA team.
    IT Architecture API Centric PLM Infor M3 Project Management
  • Hermès Parfums
    Master Data project Manager
    LUXURY GOODS
    April 2023 - December 2023 (8 months)
    Paris, France
    For Luxury Leader: Master Data Quality Project Manager
    Collaborated with business entities (Supply Chain, Purchasing, Quality...) to define 60 Data Quality Control rules.
    Implemented all these rules with SQL Server and IBM Cognos.
    Crafted Machine Learning algorithm in Python for anomaly detection.
    Systems : Infor M3, IBM Cognos, SQL Server.
    Master Data Management Infor M3 Data Quality Management Luxury

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Education

  • Master of Science in Industrial Engineering
    École des Ponts ParisTech
    2020
    Master, Industrial Engeneering
  • Classe préparatoire, MPSI - MP*
    Lycée Hoche
    2016
    Classe préparatoire, MPSI - MP

Skill set

Categories