Jalïss
Chorfi

Headshot

About

  • Data & ML Engineer

  • Based in Philadelphia,USA

  • Open to Work

  • Open to international relocation

Data professional with hands-on experience at Alstom and SNCF, building BI solutions and data pipelines for the rail industry. Expanding into ML engineering with predictive analytics projects for transportation.

Proficiencies

Skills

  • Data Governance

  • BI & Reporting

  • ML Fundamentals

  • ETL & Pipelines

  • Stakeholder Management

Tools

  • SQL (Advanced)

  • Power BI

  • Dataiku

  • Databricks (Basic)

  • Jira / Confluence

  • Healthub (Alstom )

  • Maximo

  • Azure (SC-900)

Tech Stack

  • Python

  • Git

  • Streamlit

  • Cursor / VS Code

  • Jupyter

  • Excel

Spoken Languages

  • French (Native)

  • English (C1 Advanced)

  • Spanish (B1)

  • Arabic (A2)

Work

Work

  • Data Solution Manager

    Current

    Nov 2024 - Now

    Alstom

    Philadelphia, USA

    Designed and deployed BI reporting for AMER region across 5+ service sites. Contributed to data migration project from Maximo ensuring data integrity. Built analytical dashboards for regional KPIs. Developed an inventory application for US IT assets. Coordinated cross-functional IT projects with international teams.

  • Data Solution Manager

    Current

    Nov 2024 - Now

    Alstom

    Philadelphia, USA

    Designed and deployed BI reporting for AMER region across 5+ service sites. Contributed to data migration project from Maximo ensuring data integrity. Built analytical dashboards for regional KPIs. Developed an inventory application for US IT assets. Coordinated cross-functional IT projects with international teams.

  • Data Solution Manager

    Current

    Nov 2024 - Now

    Alstom

    Philadelphia,US

    Designed and deployed BI reporting for AMER region across 5+ service sites. Contributed to data migration project from Maximo ensuring data integrity. Built analytical dashboards for regional KPIs. Developed an inventory application for US IT assets. Coordinated cross-functional IT projects with international teams.

  • Data Manager

    Oct 2022 - Oct 2024

    SNCF (French National Railway)

    Paris, France

    Spearheaded DataGalaxy catalog implementation across TGV Division. Designed data quality frameworks and GDPR compliance. Led BI engineering projects: ETL pipelines, SQL optimization. Bridged Data, IT, and business stakeholders.

  • Data Manager

    Oct 2022 - Oct 2024

    SNCF (French National Railway)

    Paris, France

    Spearheaded DataGalaxy catalog implementation across TGV Division. Designed data quality frameworks and GDPR compliance. Led BI engineering projects: ETL pipelines, SQL optimization. Bridged Data, IT, and business stakeholders.

  • Data Manager

    Oct 2022 - Oct 2024

    SNCF

    Paris, France

    Spearheaded DataGalaxy catalog implementation across TGV Division. Designed data quality frameworks and GDPR compliance. Led BI engineering projects: ETL pipelines, SQL optimization. Bridged Data, IT, and business stakeholders.

  • Head of Digital Marketing

    May 2021 - Sept 2022

    C.fitness

    Lyon, France

    Managed data-driven digital strategy and web analytics. Led digitalization of internal tools. Project-managed branding redesign with cross-functional teams.

  • Head of Digital Marketing

    May 2021 - Sept 2022

    C.fitness

    Lyon, France

    Managed data-driven digital strategy and web analytics. Led digitalization of internal tools. Project-managed branding redesign with cross-functional teams.

  • Head of Digital Marketing

    May 2021 - Sept 2022

    C.fitness

    Lyon, Fr

    Managed data-driven digital strategy and web analytics. Led digitalization of internal tools. Project-managed branding redesign with cross-functional teams.

Education

Education

Education

  • Master's Degree in Data Analytics & Engineering

    Highest

    2023 - 2024

    INSEEC

    Paris, France

    ML fundamentals, data visualization, algorithms, databases, data governance

  • Master's Degree in Data Analytics & Engineering

    Highest

    2023 - 2024

    INSEEC

    Paris, France

    ML fundamentals, data visualization, algorithms, databases, data governance

  • Master's Degree in Data Analytics & Engineering

    Highest

    2023 - 2024

    INSEEC

    Paris, France

    ML fundamentals, data visualization, algorithms, databases, data governance

  • Master's Degree in Data Management

    2022 - 2023

    INSEEC

    Lyon, France

    Digital marketing, web analytics, SQL, Python, statistics.

  • Master's Degree in Data Management

    2022 - 2023

    INSEEC

    Lyon, France

    Digital marketing, web analytics, SQL, Python, statistics.

  • Master's Degree in Data Management

    2022 - 2023

    INSEEC

    Lyon, France

    Digital marketing, web analytics, SQL, Python, statistics.

  • Bachelor's Degree in Digital Project Management

    2019 - 2022

    ESD (École Supérieure du Digital)

    Lyon, France

    Data analytics, UX/UI, front-end/back-end development, CMS.

  • Bachelor's Degree in Digital Project Management

    2019 - 2022

    ESD (École Supérieure du Digital)

    Lyon, France

    Data analytics, UX/UI, front-end/back-end development, CMS.

  • Bachelor's Degree in Digital Project Management

    2019 - 2022

    ESD (École Supérieure du Digital)

    Lyon, France

    Data analytics, UX/UI, front-end/back-end development, CMS.

Certificates

  • Google Project Management

    Google

  • Google Project Management

    Google

  • Google Project Management

    Google

  • Talend Data Integration & ETL

    Talend

  • Talend Data Integration & ETL

    Talend

  • Talend Data Integration & ETL

    Talend

  • Google Analytics Individual Qualification

    Google

  • Google Analytics Individual Qualification

    Google

  • Google Analytics Individual Qualification

    Google

  • Microsoft Azure SC-900 (in progress)

    Microsoft

  • Microsoft Azure SC-900 (in progress)

    Microsoft

  • Microsoft Azure SC-900 (in progress)

    Microsoft