Christelle Ren
Data Scientist
Salaire / Taux journalier
Paris, France
Freelance
Peut venir sur site
Expertises
Langues
Expérience de travail
Senior Data Consultant
L'Oreal
nov. 2023 - juil. 2024
9 mois
Paris, France
Building an Application for M&A team to detect and monitor promising Indie brands & Implementing a brand ranking pipeline
Dataiku
févr. 2020 - oct. 2023
3 ans 9 mois
Londres, Royaume-Uni
Senior Data Scientist
oct. 2021 - oct. 2023
2 ans 1 mois
Londres, Royaume-Uni
• Data Science Consulting: Supported business teams to understand their needs, structure technical roadmap through ideation, prioritisation and scoping sessions. • Data Science Delivery: (Co-)Developed Data Science applications for customers, from design to operationalisation and deployment in production. Use cases include recommendation engines, time series forecasts, NLP, Computer Vision and pipelines automation. • Examples of AI projects: demand forecast and pricing strategy model for hotel revenue management system based on recommendation engine (18 months), anomaly detection for predictive maintenance for industrial production (6 months), detection of wind turbine misalignment from satellite images with computer vision (3 months) • Data Science Expertise: Enablement on NLP & LLM topics (LLM Workshop at DIS summit 2023, webinars, Educator at Masters Program)
Data Scientist
févr. 2020 - sept. 2021
1 an 8 mois
Paris, France
• Data Science Support: Coached and Enabled customers on their Data Science journey on extensive range of topics (ML, NLP, infra discovery and configuration, collaboration good practices, MLOps techniques, reusability strategies...) • Technical Writer: Created technical learning content for Dataiku Academy, Marketing Blog and Data Science internal resources (ie. O16N checklist) • Imperial College Project: Led and supervised a team of 7-students to analyse and optimize Dataiku’s Marketing content consumption
Data Scientist
Botify
nov. 2019 - févr. 2020
4 mois
Paris, France
novembre 2018 - mars 2019 4 mois • Implemented Data Science solutions to improve customers' SEO score, including NLP on website content, optimisation of keywords, website traffic analysis
Data Science and Machine Learning Intern
Dataiku
févr. 2019 - août 2019
7 mois
Paris Area, France
• Dataiku Data Lab Project: Responsible for a collaborative project with multiple partners including the National Research Institute INRIA and an Interim company. Implemented and deployed a recommendation system for the employment sector and initiated the statistical validation of results by A/B Testing • Client project: Developed a quotation clustering using NLP for elevator maintenance
Quantitative Analyst Intern
Smarkets
juin 2018 - août 2018
3 mois
Londres, Royaume-Uni
• Strategic insights on historical sports markets data (bid-ask prices, liquidity, number of contracts...) • Modeling and inference of volatility patterns, fueling the Inventory Management trading strategy to set price and liquidity across markets • Research, optimisation, implementation and shipping of the prediction algorithm based on non-linear local regression
Data Analyst
Openergy
mai 2017 - août 2017
4 mois
Paris, France
• Research on Data Quality system (Key-Value Metadata System, Auto-completion) • Modeling of energy behaviours to understand and forecast future energy consumption • Development, testing and packaging of clustering algorithms on daily energy consumption time series (KPCA, K-Means, DBSCAN), with validation on deterministic clusters (87% correspondence) • Data Management: Implementation of an import and cleaning pipeline for customer data
Logistic Manager
Raid Centrale Lyon
déc. 2015 - avr. 2017
1 an 5 mois
Lyon Area, France
Every year, the Raid Centrale Lyon offers a multisport raid (trail, mountain bike, climbing...). During a weekend, it brings together more than 200 participants, students or employees, and nearly 100 volunteers. The 2016 edition took place in the Vercors (Trièves region). • Organised logistics of a two-day sport event with over 200 participants (travel, food, accommodation) • Managed and coordinated a team of 50 volunteers for tents’ field installation, diner preparation, and finish line instalment • Realised quotation and contracts with different providers
Formation
Imperial College Business School
Business Analytics
2017 - 2018
1 an 2 mois
Activités et associations : Object detection model applied to pedestrian detection for smart cars Imperial College Data Science Advanced Team
Ecole centrale de Lyon
Engineering diploma
2015 - 2018
3 ans 2 mois
Join Lion
2017 - 2017
2 mois
Lycee Charlemagne
Preparatory Class for French Top Engineering Universities
2013 - 2015
2 ans 2 mois
High School Saint-Michel de Picpus (Paris)
Baccalauréat
2010 - 2013
3 ans 2 mois
Activités et associations : reflection on the place of the elderly person in society, volunteering in a retirement home, participation in the annual public high school Students' Ethics Day (2013)
Licences et certifications
GESTION DE PROJET
Délivré le : oct. 2015
Portfolio
Enseignement de la Data Science en Master
