Kévin Rouillé

Data Analyst / Consultant / Scientist

Salaire / Taux journalier

Paris, France

Freelance, ouvert au CDI

Peut venir sur site

Expertises

PythonRequêtes SQLData ScienceData AnalysisScrapingPower BIpandasData VizualizationData MiningBig DataETLscikit-learnTableauCMSWooCommerceCampagne de CommunicationGitHubAutomatisations No-codeGoogle AnalyticsApplications No-coden8nWordPressNotionWeb AnalyticsSEOBase de données SQLMachine LearningIA

Langues

AnglaisFrançaisCoréen

À propos

Introduction

Data analyst with 3 years of experience in marketing analytics. Proven track record of increasing campaign profitability and reducing data processing time by two thirds at Orange. Specializing in Python, machine learning, and business intelligence with entrepreneurial mindset for innovative data-driven solutions.

Liens

Expérience de travail

Data Scientist & Analyst

KeroDataFreelance

sept. 2025 - Présent

1 an 2 mois

Paris, France

Entrepreneurship and Language Program

Seoul National University

févr. 2025 - août 2025

7 mois

Séoul, Corée du Sud

• Enrolled in Seoul National University’s Korean Language & Culture Program (Level 4 out of 6). • Completed the Startup Support Program for Foreign Students & Startup Academy Program at SNU Campus Town: designed the concept and business model for a mobile AI assistant for foreigners in Korea, providing concise, personalized answers to everyday questions by leveraging LLMs and local data sources. • Explored the Korean tech startup, student entrepreneurship, and venture capital ecosystems, along with the France-Korea and Silicon Valley-Korea networks. • Learned about entrepreneurship through meetings with founders and active participation in startup community events.

Marketing Data Analyst

Orange

févr. 2022 - oct. 2024

2 ans 9 mois

Arcueil, France

• Quantified the impact of telemarketing campaigns across a base of 33 million retail customers, increasing retention rates and improving ARPU despite challenging macroeconomic conditions. • Analyzed customer metrics and issued recommendations that increased campaign profitability through targeted customer profiles. • Developed and optimized 5 Dataiku DSS projects, reducing execution time by 66% through automation and process parallelization. • Produced and maintained Power BI dashboards, improving data accessibility for stakeholders and enabling faster decision-making on analyzed campaigns.

Data Analysis Internship

Orange

avr. 2021 - oct. 2021

7 mois

Arcueil, France

• Identified pain points in the subscription process of optical fiber plans by cross-referencing customer service calls with customers’ orders and profiles. • Built and trained a random forest model that predicted customers who were the most likely to call customer service. • Processed data and built dashboards in Dataiku DSS.

Digital Transformation of an Art Gallery

Galerie Beauté Du Matin Calme

avr. 2020 - août 2020

5 mois

Paris, France

• Created and deployed a WordPress-based e-commerce website, managed hosting and SEO, set up Google Analytics via Google Tag Manager. • Optimized and automated some of the company’s processes (catalog management, marketing, sales) by embracing specialized IT tools. • Studied a use case of deep learning in visual arts: neural style transfer, using TensorFlow.


Formation

Seoul National University

SNU Language Education Institute & SNU Campus Town

2025 - 2025

3 mois

Copenhagen Business School

Summer University

2024 - 2024

2 mois

University of Waterloo

Exchange Program (remote)

2020 - 2021

2 ans

Isep - École d'ingénieurs du numérique

M.Eng. in Computer Science

2018 - 2021

4 ans

Institution Sainte-Marie d'Antony

Scientific Higher School Preparatory Courses

2016 - 2018

3 ans

Collège Stanislas Paris

High School Diploma in Sciences

2013 - 2016

4 ans

College-Lycee La Tour

Middle School Diploma

2009 - 2013

5 ans

École Internationale Bilingue Lamartine

Elementary School

2004 - 2009

6 ans


Licences et certifications

Bloomberg Market Concepts

Délivré le : juin 2024

Certifié par Bloomberg

Certificate in Data Science for Business

Délivré le : févr. 2022

Certifié par Harvard Business School Online

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