Freelancer profile translated to English.
Back to original languageAbout Gwen
Ihelp companies transform their data into performance driversthrough data visualization and adapted BI tools, with particular expertise in Tableau Software.
For 10 years now, I have assisted organizations of all sizes, in various sectors, on projects ranging from data collection and integration to analysis and visualization. This diversity has allowed me to develop a strong adaptability and responsiveness to business and technical challenges.
My goal**: to help you fully **leverage**your data** tomake**informed decisions**,optimizeyourprocessestosave**time** andreduceyourcosts**, and **simplifyaccess to information through clear and relevant visualizations.
Areas of intervention:
- Data collection and integration
- Data modeling and preparation
- Data analysis
- Data visualization & Interactive Dashboards
- Tableau Coaching
📩 Are you looking to leverage your data effectively? Contact me to create tailor-made, reliable, and impactful solutions.
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- WorldRemit LtdBI Analyst - Analytics TeamBANKING AND INSURANCEAugust 2021 - April 2022 (8 months)London, UKWithin this company, I worked with several operational teams and management to develop data visualization tools and a self-service BI for performance monitoring, automation, and tracking OKRs and other key indicators. I also managed the redesign and optimization of existing dashboards, conducted ad-hoc analyses to meet business needs, and provided technical support to teams on Tableau Software.Technologies: Tableau Desktop, Tableau Cloud Admin, Snowflake, DBT, GitHub, Amazon Redshift, SQL
- ArtefactData Engineer - Data TeamDIGITAL AND ITMarch 2019 - October 2020 (1 year and 7 months)Paris, FranceWithin this company, I carried out various missions for clients in different sectors (Samsung, SNCF, Stihl…).Design, development, and deployment of dynamic dashboards (performance, monitoring, self-service analysis).Creation of a data quality tool allowing teams (HQ and subsidiaries) to identify anomalies, improve data reliability, and optimize their tracking strategy.Intervention on data collection, integration, and automation issues.Installation, administration, and optimization of a Tableau Server environment.Training and support for teams on Tableau Software.Supervision and follow-up of a junior consultant and an intern.Technologies: GCP, SQL, Tableau Desktop, Tableau Server, Power BI, Google Data Studio, Apache Nifi, Airflow, Funnel, Google Analytics, Python
- PwC FranceAnalyst and Data Consultant - IT Risk Analytics TeamCONSULTING AND AUDITSNovember 2015 - March 2019 (3 years and 4 months)Paris, FranceWithin this company, I carried out various missions for internal and external clients from different sectors (Dassault Systèmes, Société Générale, audit firms…).Design of anomaly detection analyses on different processes (purchasing, human resources…) to quickly detect critical anomalies.Development of data quality control and analysis tools to improve data reliability.Creation of dynamic dashboards on Tableau Software and Power BI for performance monitoring and visualization of audit results.Carried out data literacy and data lineage mapping missions.Technologies: Tableau Desktop, Power BI, SSIS, Alteryx, SQL Server, Python
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Education
- Engineer, Financial EngineeringESILV - Léonard de Vinci Engineering School2015Ingénieur, Financial Engineering
- Double Degree, Corporate FinanceEMLV - Léonard de Vinci School of Management2015Double diplôme, Corporate Finance