Meriam Khanfir

Software Engineer graduated from the National School of Computer Science (ENSI), with hands-on experience in data engineering and workflow orchestration (Apache Airflow, BigQuery, AWS S3) gained through final year internship projects. Proficient in Python, SQL and ETL pipeline design, with additional experience in Full Stack development (Django, ReactJS, Spring Boot). Seeking a Data Engineer or Full Stack Developer position to apply technical skills and deliver data-driven solutions.

Final Year Internship (PFE) - ValueCo - Remote / Paris, France

(2025-03 - 2025-12)

Project: Migration and scaling of an ESG score ETL process

• Migrated the backend from Java to Python, extending functionality with a BigQuery service layer and a unit test suite.
• Designed and developed two Apache Airflow DAGs: CSV ingestion pipeline from AWS S3 with file detection, parsing, validation, hash-based deduplication, ESG score normalization, and secure persistence to PostgreSQL and BigQuery; ESG consensus computation pipeline with orchestration of monthly contributions and aggregated evaluations, migrated from BigQuery SQL views to Python/Polars functions.
• Implemented automated Slack notifications on pipeline failure.
• Developed Pytest unit tests covering nominal and error paths, integrated into a CI/CD pipeline for automatic deployment to Airflow staging.

Full Stack Developer Intern - Telnet INC - Sfax, Tunisia

(2024-07 - 2024-08)

Project: Internal Booking and Equipment Management System (NAR Team)

• Built a web application for managing team equipment and member accounts.
• Implemented user account management with automated password generation, email delivery, and user-modifiable credentials.
• Developed an equipment reservation and cancellation system with real-time email notifications.

Software Developer Intern - KPIT – Primatec Engineering - Sfax, Tunisia

(2023-08 - 2023-08)

Project: DLT Parser — Diagnostic Log and Trace Viewer (ECU logs)

• Built a graphical user interface to display and filter ECU log data in an interactive, sortable table view.

Engineering Degree - Computer Science - National School of Computer Science (ENSI) (2022-09 - 2025-12)

Preparatory Classes - Mathematics & Physics - Preparatory Institute for Engineering Studies (IPEIS) (2019-09 - 2022-05)