Freelancer profile translated to English.
Back to original languageAbout Héloïse
Data management specialist since 2006, I design and implement data collection and transformation systems.
I now wish to get involved in projects with an AI and NLP component. To this end, I have obtained the certification "Develop an AI solution (NLP and Python)".
Rigorous and attentive, I am committed to understanding business challenges and data, and to using my analytical skills to solve my clients' problems.
French
Native or bilingual
English
Fluent
German
Basic
Can work on-site
Lille (up to 15km)
Experience
- DoneImplementation of a data foundation for commercial piloting and data structuringCONSULTING AND AUDITSJanuary 2026 - March 2026 (2 months)Lille, FranceData Engineering mission aimed atstructuring the company's data ecosystemand setting up an initial **usable decision-making architecture**.Achievements*Data flow mappingand formalization of thedata dictionary
- Definition ofdata mappingbetween theinternal platformandHubSpot CRM
- Design and implementation of a MVPData WarehouseonBigQuery
- Selection and integration of theAirbyte Cloudingestion solution for HubSpot data
- Setup of the transformation and calculation chain withDataform
- Implementation ofdaily ingestionof HubSpot data
- Development ofSQL transformationsand **business calculations**, particularly for sales commission calculation
- Creation ofindividual and collective dashboardson **Looker Studio Pro**, with access rights management
- Technical documentation and knowledge transfer
ResultImplementation of astructured data environmentallowing data centralization, **reliable business calculations**, automated processing, and improved **commercial steering**.**Stack**: GCP, BigQuery, Dataform, Airbyte Cloud, HubSpot, Looker Studio Pro, SQL - CyropData Engineer / Data ScientistCONSULTING AND AUDITSFebruary 2024 - March 2024 (2 months)Study of data storage and analysis needs.Data analysis on Elasticsearch, visualizations on KibanaText data analysis with Python, Pandas, Scikit-learn, for automatic categorization of cybersecurity incident tickets.
- COMECAAnalysis of ETL ODI flows (Oracle Data Integrator)ENERGY AND UTILITIESMarch 2023 - June 2024 (1 year and 2 months)Analysis and writing of technical specifications for an ODI migrationInvestigation of problems on ODI flows in production
Reviews
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Education
- Master 2 (M2), Computer Science and LinguisticsUniversity of Lille - Humanities and Social Sciences2010Master 2 (M2), Informatique et Linguistique
- Master, Computer Science and DocumentUniversity of Lille - Humanities and Social Sciences2006Master, Informatique et Document
Certifications
- Databricks Certified Associate Developer for Apache Spark 3.0Databricks2023