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Ariel SegounAS

Ariel Segoun

Machine Learning Engineer

€400/day
Toulouse, FR
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ariel

Data Scientist – From Data to Decision

Passionate about transforming data into strategic levers, I put my expertise at the service of your projects. With experience at Safran, Sanofi, and Thales, I have developed complete data solutions, from collection to advanced analysis, including the implementation of robust pipelines and ETL.

🔹 Data project management from A to Z
🔹 Data processing and valorization
🔹 Modeling and prediction via Machine Learning

Whether you need to automate your processes, optimize your decision-making, or extract precise insights from your data, I am ready to take on the challenge. 🚀








  • French

    Native or bilingual

  • English

    Fluent

  • Spanish

    Conversational

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

Experience

  • THALES ALENIA SPACE
    Machine Learning Engineer
    September 2024 - Today (1 year and 9 months)
    Toulouse, France
    Develop predictive models to anticipate failures and improve decision-making in the purchasing and usage process of electronic components. With an excellent ability to communicate technical results to non-specialist stakeholders, I can make data intelligence accessible to everyone.
  • SANOFI
    Database Administrator
    September 2023 - August 2024 (11 months)
    Montpellier, France
    -Administration and optimization of SQL performance: Monitoring and optimizing SQL performance, including re-indexing, query tuning, and database parameter adjustments for optimal response times, even with growing data volumes. -Design and management of a SharePoint site for project documentation: Development of a SharePoint collaborative space to centralize and organize technical documentation for database management projects for the Montpellier teams. -Securing sensitive data: Implementation of advanced security controls, such as encryption of data in transit and at rest, and access management with specific user roles - Continuous monitoring. -Automation of maintenance tasks: Creation of maintenance scripts (in SQL and PowerShell) to automate log checking, backups, and table growth monitoring. -Optimization of storage architecture: Restructuring databases and implementing partitioning. -Training of internal users: Customized training sessions for database users, covering SQL best practices, permission management, and reporting tools. -Technical documentation and disaster recovery plan: Writing detailed documentation, including a disaster recovery plan (DRP), backup procedures, and incident management.
  • SAFRAN
    Data Science Intern
    September 2022 - January 2023 (4 months)
    Blagnac, France
    -Data exploration and transformation for advanced modeling: Analysis of heterogeneous, cleaned, and transformed datasets. -Development of Power BI dashboards for real-time monitoring: Design of interactive dashboards with PBI for dynamic KPI visualizations, adapted to the specific needs of business teams, allowing real-time monitoring of their process performance. -Data cleaning and anomaly management: Use of Python scripts to identify and handle missing values and anomalies, ensuring clean data for downstream analysis. -Rigorous documentation and communication of results: Writing technical reports and presentation documents tailored for non-technical teams, facilitating a clear understanding of the results and recommendations from the analyses. -Cross-departmental collaborations for business analysis alignment: Close collaboration with teams from various departments (HR, logistics, finance) to adapt analyses to specific needs, ensuring practical application of the results.

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Education

  • General Engineer, Data engineering
    EPF Engineering School
    2024
    Ingénieur généraliste, Data engineering

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