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Sana DhahriSD

Sana Dhahri

Data engineer / Data analyst

On-demand
Nantes, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Sana

Data Engineer / Data Analyst with over 2 years of experience, specializing in data pipeline automation, data modeling, and data visualization. Strong expertise in Python, SQL, GCP, BigQuery, and BI tools, with a proven ability to transform complex data into reliable decision-making indicators.
  • French

    Native or bilingual

  • English

    Fluent

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

Experience

  • SEARCH-Factory
    Data Engineer / Data Analyst
    TECH
    September 2023 - Today (2 years and 9 months)
    Nantes, France
    Data Pipeline Automation and Reporting in an Agile Environment
    • - Development of automation scripts for data extraction from various marketing and analytical sources
    • - Design of automated processes for data cleaning, transformation, and standardization to ensure data quality and consistency
    • - Structuring and storage of cleaned data in secure and optimized environments for analysis
    • - Creation of interactive dashboards for real-time monitoring of performance and key indicators
    • - Implementation of automated alert systems to detect anomalies or unusual variations in strategic KPIs Technical Environments: API, Python, SQL, Google Cloud Platform (GCP), BigQuery, Looker Studio, Power BI, JavaScript, Google Analytics 4, Google Tag Manager
    Looker Studio Python SQL Google cloud
  • Laboratoire des sciences du numérique de Nantes
    Data Scientist
    February 2022 - August 2022 (6 months)
    Nantes, France
    Development of a facial expression recognition system
    • - Analysis of the Aff-Wild dataset and extraction of facial features using the pre-trained InceptionV3 model
    • - Training and optimization of the network through Fine-Tuning to improve detection accuracy and expression recognition Technical Environments: Python, Embeddings, Deep learning, TensorFlow, Keras, Scikit-learn, OpenCV
  • SFM Technologies
    Data Scientist
    June 2021 - August 2021 (2 months)
    Tunis, Tunisia
    Development of an online course recommendation system
    • - Extraction of data from two YouTube channels via API and storage of collected data on MongoDB
    • - Application of content-based filtering and algorithm Technical Environments: Python, MongoDB, scikit-learn, scipy, Matplotlib, plotly

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Education

  • Machine learning
    NEURODATA
    Machine learning
  • Deep learning
    NEURODATA
    Deep learning

Skill set

Categories