Freelancer profile translated to English.
Back to original languageAbout Victor
Senior Data Analyst with over 8 years of experience in data analysis, modeling, and structuring analytical solutions, in various environments (retail, e-commerce, pharmaceutical industry, telecommunications, public sector).
Experience in designing data models, defining business KPIs, and structuring the analytical layer for operational and financial steering.
Strong command of SQL, data environments (GCP, BigQuery, on-premise), transformation tools (dbt, Dataform), and data visualization tools (Looker/LookML, Tableau, Power BI).
Practice of applied data science (forecasting, scoring), with an approach focused on data quality, indicator reliability, and business use.
French
Native or bilingual
English
Fluent
Can work on-site
Annecy (up to 50km), Genève (up to 50km), Lyon (up to 50km), Paris (up to 50km)
Experience
- Laboratoires VivacyData Analytics & BI ConsultantPHARMACEUTICALS INDUSTRYNovember 2025 - Today (9 months)Archamps, France- Extraction, transformation, and validation of multi-source data via SQL Server, with optimization of query performance.- Structuring and modeling of relational data to ensure consistency of indicators with management control repositories, with a focus on performance and scalability.- Design and deployment of Tableau dashboards for top management, finance, and management control, with structuring of robust data pipelines and collaboration with IT teams for validation and production.Technologies: SQL Server, Tableau, data modeling, ETL, on-premise environment.
- Groupement pharmaceutiqueData Analytics & Analytics Engineer ConsultantHEALTH AND WELLNESSMarch 2025 - October 2025 (7 months)Annecy, France- Implementation of a cloud infrastructure to centralize sales and inventory data.- Development of an automated order forecasting model, based on historical and seasonal data, to optimize supply and limit stockouts (30% fewer stockouts).- Provision of dashboards to steer business activity.Technologies: Python, Google Cloud Platform, BigQuery, Looker Studio, LookML, dbt, predictive modeling.
- AuchanData Scientist ConsultantRETAIL (LARGE RETAILERS)November 2024 - January 2025 (2 months)Lille, France- Design of a churn detection algorithm (customer attrition).- Design of a customer loyalty prediction model based on personal characteristics and initial purchasing behaviors, as well as development of an omnichannel mix score to evaluate multi-channel engagement.Technologies: Python, Snowflake, predictive modeling, scoring, behavioral analysis, Git.
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Education
- Specialized Master (post-Master): Statistics, Applied Economics, Data ScienceInstitut Polytechnique de Paris - ENSAE Paris2019Statistique, économie appliquée, Data Science
- University Master: Econometrics, Quantitative EconomicsUniversité de Tours2018Econométrie, économie quantitative