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Jules DuvalJD

Jules Duval

Data Analyst

€350/day
Nantes, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jules

Specializing in data analysis, modeling, and automation, I help companies manage their data. From raw collection to strategic visualization, I design tailor-made solutions that integrate seamlessly into your existing processes.

What I offer:
• Data analysis: Data cleaning, structuring, exploration
• Data visualization: Interactive dashboards with Power BI / Tableau / Python
• Process automation: Python scripts / custom workflows
• Data extraction & transformation: metadata analysis, Power BI files

Skills & tools mastered: Python (Pandas, Scikit-Learn, Matplotlib, Seaborn), Power BI, SQL, Excel, PBI Tools, RapidMiner, DataRobot
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • Hydratis
    Data Analyst
    PHARMACEUTICALS INDUSTRY
    February 2026 - Today (6 months)
    Paris, France
    Systems Architecture: Design and deployment of end-to-end automated data pipelines. Use of Make and Power Automate to synchronize ERP data with analytical environments.

    Data Reliability: Significant improvement in data quality through automated validation workflows (Sales & Supply Chain), thereby securing the company's strategic planning.

    Performance Engineering: Development of complex Power BI dashboards for real-time KPI monitoring and operational optimization.
    Microsoft Power BI Power BI Services Power BI Desktop Power Query BI Strategy
  • Niji
    Data Analyst
    DIGITAL AND IT
    April 2025 - July 2025 (3 months)
    Nantes, France
    Data analyst experience at NIJI. I was able to develop my skills in Python and metadata analysis there.
    Metadata Python Microsoft Excel Microsoft Power BI Power BI Services
  • Banque Populaire Grand Ouest
    Data Analyst
    BANKING AND INSURANCE
    May 2023 - August 2023 (3 months)
    Nantes, France
    During a work experience related to my studies, I was able to learn what the job of a data analyst is within a bank.
    Data Analysis Microsoft Excel Alteryx Microsoft Power BI Power BI Desktop

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Education

  • BBA Data AI Management
    Centrale Nantes - Audencia
    2025
    Traitement et gestion de gros volumes de données, Intelligence Artificielle, management et finance

Skill set

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