Freelancer profile translated to English.
Back to original languageAbout 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
- QuadientAI DeveloperSeptember 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).
- LEMAData AnalystJune 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.
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Education
- Master in Artificial IntelligenceCenter for Teaching and Research in Computer Science2025Master en Intelligence Artificielle
- Bachelor's degree in IoT & Embedded SystemsUniversity of Tunis El Manar2023Licence en IoT & Embarqué
Certifications
- Microsoft Power BI Data Analyst AssociateMicrosoft2025