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Christian LajouanieCL

Christian Lajouanie

Data Analyst | Expert Power BI | Luxury & Retail

€700/day
5 projects
Clichy, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Christian

I am a Data Analyst passionate about leveraging data to help businesses make informed decisions. With my expertise in Power BI, I design dynamic dashboards that transform raw data into strategic insights. My goal is to make data accessible and actionable for all levels of your organization.

Looking to maximize the impact of your data?
Contact me to discover how I can help you achieve your goals.
  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Basic

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

Experience

  • Yves Rocher - Laboratoire de Biologie Végétale
    Malt logoOn Malt
    Power BI Report Maintenance
    April 2025 - April 2025
    Paris, France
    Annual maintenance of a Power BI report.
    DAX Data Analytics Purchasing Data Visualization Microsoft Power BI Microsoft Excel PowerBI Microsoft Power Query
  • Enedis
    Functional Specifications for the creation of a Power BI report
    ENERGY AND UTILITIES
    June 2024 - June 2024
    Paris, France
    Context:
    • Following an upgrade of EDF's Purchasing IS in 2023, the new Power BI dashboards for monitoring the global business portfolio were not deployed at Enedis.
    • Enedis's Purchasing Department therefore wishes to develop its own Power BI reports.

    Achievements:
    • Drafting of Functional Specifications precisely describing Enedis's needs.
    • Description of the data model to be built, each page of the report, each visual, and the associated measures.
    • Recommendations on model optimization and report ergonomics.
    Functional Specifications Microsoft Power BI Microsoft Power Query Needs Assessment
  • Groupe Rocher
    Malt logoOn Malt
    Development of a Power BI report
    FASHION AND COSMETICS
    April 2024 - May 2024 (2 months)
    Issy-les-Moulineaux, France
    Context:
    • Internalization of a Power App developed by an external provider in the form of a PowerBI report.
    Activities/Tasks:
    • Creation of a Power BI report based on extractions of accounting movements from different group entities (8 different data sources, over 6 million lines).
    • Dashboard for cost breakdown by supplier, by entity, by Purchasing category.
    • Creation of an ABC analysis page for spend.
    Results/Deliverables:
    • Delivery of the Power BI report used by the entire Indirect Purchasing team.
    Purchasing Data Analysis SAP ECC Microsoft Power BI Extract, Transform, Load (ETL) Microsoft Excel Microsoft Power Query

Reviews

5.0

Out of 3 ratings

F

Florence

Yves Rocher - Laboratoire de Biologie Végétale

Reviewed on 4/22/2025

Short mission completed with flexibility and speed as usual! Thank you Christian.
F

Florence

Yves Rocher - Laboratoire de Biologie Végétale

Reviewed on 4/26/2024

I recommend Christian, who is a reliable professional and attentive to his client's needs. Christian quickly understands the challenges and knows how to adapt to address requests effectively and collaboratively.

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Education

  • Batch #802, Data Science
    Le Wagon
    2022
    Batch #802, Data Science
  • Specialized Master's Degree, International Purchasing Management (MAI), International Purchasing Management (MAI)
    KEDGE Business School
    2012
    Mastère Spécialisé, Management de l'Achat International (MAI), Management de l'Achat International (MAI)

Certifications

Skill set

Categories