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Rania T.RT

Rania T.

Data Engineer

€300/day
Grenoble, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Rania

Certified Microsoft Power BI Data Analyst (PL-300), I help companies transform their data into clear and actionable dashboards.

I master the entire analytical chain:

data preparation and cleaning (Python, ETL)

data modeling and DAX measure creation

design of user-friendly and business-oriented Power BI dashboards

reporting automation and in-depth performance analysis

Key Skills:


Power BI (modeling, DAX, advanced visualizations)

Python for data preparation

SQL for extraction and formatting

Data storytelling & decision-oriented reporting

Examples of achievements:


Design of Power BI dashboards to optimize business processes

Implementation of data preparation pipelines (Python)

Development of a RAG (retrieval-augmented generation) system for an internal chatbot

Computer vision experience: YOLOv8, Detectron2

I work with seriousness, clarity, and efficiency, with a strong ability to understand business challenges and transform your data into concrete insights.
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • Quadient
    AI Developer
    September 2024 - August 2025 (11 months)
    Avignon, France
    • Development of ETL pipelines using Python scripts, including geospatial data extracted with OSM to enrich datasets for predictive models.
    • Development of an intelligent chatbot to answer internal technical tickets, based on the history of closed tickets.
    • Development of a RAG system analyzing closed tickets to automatically suggest relevant solutions for new incidents.
    • Fine-tuning of computer vision models: YOLOv8 for detecting lockers and starters in urban environments, Detectron2 for segmenting boxes.
    • Integration of new features into an internal mobile application and execution of API tests (React Native, NodeJS, Postman).
    Python (Programming Language) Extract, Transform, Load (ETL) RAG Chatbot Development
  • LEMA
    Data Analyst
    June 2024 - August 2024 (2 months)
    Bordeaux, France
    • Design, development, and optimization of interactive dashboards in Power BI, including data modeling, creation of advanced DAX measures, and implementation of dynamic visualizations tailored to business needs.
    SQL Microsoft Power BI Data Visualization Data Modeling

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Education

  • Master in Artificial Intelligence
    Center for Teaching and Research in Computer Science
    2025
    Master en Intelligence Artificielle
  • Bachelor's degree in IoT & Embedded Systems
    University of Tunis El Manar
    2023
    Licence en IoT & Embarqué

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