Freelancer profile translated to English.
Back to original languageAbout Lucas
I support you in your Data Analysis and Data Engineering projects by putting data at the service of your strategic decisions.
I can intervene across the entire data chain:
- Data collection & integration (ETL/ELT, Airbyte, NiFi, API, Python automations)
- Storage & modeling (PostgreSQL, BigQuery, dbt, data warehouses)
- Orchestration & industrialization (Airflow, CI/CD, workflow monitoring)
- Analysis & valorization (dashboards, KPIs, data storytelling)
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km), Toulouse (up to 10km), Marseille (up to 10km), Bordeaux (up to 10km)
Experience
- ASDRData EngineerAugust 2025 - December 2025 (4 months)Saint-Denis, RéunionEnsure the maintenance of the data pipeline and train teams on the use of data tools.
- ASDRData EngineerMEDICALFebruary 2024 - July 2025 (1 year and 5 months)Saint-Denis, Réunion
- Design and deployment of a complete Data Stack (ingestion, storage, transformation, analysis, orchestration) integrating 5 data sources.
- Error detection pipeline ensuring data quality, reducing manual entry errors by 60%.
- Automation of 3 critical reports, reducing report production time from 1 week to instantaneous.
- Management and organization of the data project cross-functionally and democratization of data usage, facilitating the daily work of business teams and ensuring tool adoption.
- Training of 2 teams (finance and business support) to make them autonomous in simple extractions, increase productivity, and optimize business processes.
- LiverampData AnalystRETAIL (SMALL BUSINESS)May 2022 - January 2024 (1 year and 8 months)Levallois-Perret, France
- Design and improvement of an analytical application centralizing up to 2 TB of data from points of sale, offering retailers and suppliers a complete strategic vision of sales, products, and shopper behavior.
- Creation of 20 thematic dashboards to facilitate decision-making and activity monitoring, improving information accessibility for users.
- Implementation of transformation flows via dbt, ensuring KPI reliability, cost reduction, and operational time savings.
- Optimization of SQL queries and Python code, reducing application loading time from 1 minute to 20 seconds, improving user experience.
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Education
- MSc Data ManagementEFREI2022Formation accès sur les métiers liés à l'utilisation des données