You're seeing this page as if you were . The main menu is still yours, though. Exit from immersion
Caroline HeymesCH

Caroline Heymes

Data scientist | Machine learning | IA Gen | AWS

580 €/jour
Lyon, FR
8-15 ans

Délai de réponse moyen : 1h

À propos de Caroline

Senior Data Scientist (10+ years) ML & GenAI specialist. Built and deployed end-to-end ML solutions on AWS.
Strong in advanced Python, OpenAI/CrewAI/GoogleADK, time-series forecasting, BigQuery, SQL, and. experience working in cross-functional teams to deliver measurable business impact in operations and marketing.
Open to Lyon-based role (onsite 2-3 days/week).
  • Anglais

    Capacité professionnelle complète

  • Français

    Bilingue ou natif

Accepte de travailler sur site
Lyon (jusqu’à 10 km)

Expériences

  • Confidentiel
    Data scientist
    E-COMMERCE
    mars 2022 - mai 2025 (3 ans et 2 mois)
    Lyon, France
    • Built production forecasting pipeline (Prophet + external regressors) achieving 15% MAPE. Automated training and deployment with CI/CD , integrated output into AdWords budget allocation workflows to improve campaign ROI. Tech: Python (pandas, NumPy), Docker, Git, CI/CD, BigQuery → (deployed to AWS SageMaker or equivalent),
    • Designed geospatial analysis using H3 + Python to evaluate retail network coverage; developed a Streamlit decision-support app for field teams, enabling targeted expansion and reducing operating costs (estimated €500K). Tech: Python, H3, geopandas, Google Place API, Streamlit, BigQuery.
    • Developed GenAI pipeline (LLaMA / ChatGPT) to extract and classify GDPR sanctions from CNIL reports; packaged as a production Streamlit app for compliance teams with model versioning and basic monitoring. Included data preprocessing, evaluation, and human-in-the-loop validation. Tech: LLaMA, OpenAI APIs, Python, AWS SageMaker, Streamlit, Docker..
    • Designed and delivered ETL workflows and ingestion for competitor monitoring Tech: Scrapy Playwright, AWS Sagemaker jobs, BigQuery, Streamlit, pytesseract), reducing data latency to near real-time
    Data science Machine learning NLP Amazon Web Services Big Query
  • ITG Consultants
    B2B Data Analyst (free-lance)
    INGÉNIERIE MÉCANIQUE
    janvier 2018 - février 2022 (4 ans et 1 mois)
    Paris, France
    • Led data quality, enrichment, and optimization initiatives for account targeting based on technographic and firmographic criteria → Delivered ICP modeling for clients such as Wedia, BirdOffice, and PG Organisation in collaboration with Eleius Marketing
    • Conducted digital performance benchmarking across global markets for clients including Michelin Group (TyreDating) and Prevision.io → Identified optimization levers through comparative analysis and positioning diagnostics
    • Designed and implemented client segmentation models to improve targeting, messaging, and commercial alignment → Supported strategic pivots for companies like Qonto and Disruptive Innovation Group, via classification models and actionable scoring matrices
    Web Scraping Machine learning Data science Python Amazon Web Services
  • GL events
    Data Marketing Manager
    avril 2005 - septembre 2017 (12 ans et 5 mois)
    Lyon, France
    Strategic Project Support: Provided data-driven support for large-scale tenders and international events: World Expo, FIFA World Cup, etc. •
    • Led data collection, market intelligence, and competitive analysis to guide strategic positioning and proposal writing
    • Developed custom scraping workflows to extract and structure high-volume unstructured data (press, web, tender databases)
    Marketing Insight Automation & Scalable Tools : •
    • Automated the generation of marketing insights for event benchmarking, enabling effective segmentation, targeting, and opportunity scoring for commercial teams
    • Designed and implemented a search engine scraping over 10 million web pages per year, adexing event data by industry sector, region, and performance metrics (tool used to respond to +500 web-based data requests annually, significantly improving commercial responsiveness)
    Acted as a key interface between business stakeholders and external data providers, ensuring strategic relevance and data quality across all initiatives.
    Python Scraping Web Scraping Market Research

Recommandations

AU
AU
AU
+1
Ancien utilisateur et 3 autres personnes recommandent Caroline

Ces profils de freelance correspondent également à vos critères

AgathaA

Agatha Frydrych

Backend Java Software Engineer

4.7

(3)

2

BaptisteB

Baptiste Duhen

Fullstack developer

4.6

(4)

5

AmedA

Amed Hamou

Senior Lead Developer

4

(2)

7

AudreyA

Audrey Champion

Web developer

4.3

(3)

4

Formations

  • Concepteur développeur en sciences de données
    Jedha
    2022
    1-Construction et alimentation d'une infrastructure de gestion de données (scraping, AWS, cartographie) 2-Analyse exploratoire, descriptive et inférentielle de données (data visualisation) 3-Analyse prédictive de données structurées par l'intelligence artificielle : machine learning supervisé (prédiction / classification / clusterisation par Kmeans et DBScan) 4-Analyse prédictive de données non-structurées par l'intelligence artificielle (NLP : Modèles de deep learning séquentiels et transformers) 5-Industrialisation d'un algorithme d'apprentissage automatique et automatisation des processus de décision 6-Direction de projets de gestion de données : rétroengineering des facteurs de ranking sur Google
  • The Hacking Project
    The Hacking Project
    2017
    Bootcamp de développement sur Ruby on Rails : HTML, CSS, Javascript

Certifications

Compétences

Catégories