Freelancer profile translated to English.
Back to original languageAbout François
Data expert for over 15 years, I manage your data projects end-to-end, from data collection to reporting.
I can assist you with structuring or migrating a data platform (choice of architectures, implementation of governance processes, choice of tools, team staffing).
I can also assist you in carrying out complex data studies (segmentation, scoring, churn studies, lifetime value, etc.).
Highly versatile, I adapt to all company sizes (experience in start-ups, mid-sized companies, and large corporations).
French
Native or bilingual
English
Fluent
Can work on-site
Lille (up to 50km)
Experience
- Association HozanaData ManagerHEALTH AND WELLNESSFebruary 2022 - Today (4 years and 4 months)Lyon, France
- Data stack & infrastructure: Design and deployment of the end-to-end data stack (ingestion, dbt transformation, BI) from heterogeneous sources (MySQL, GSheets, third-party APIs)
- Growth analytics: Ownership of the AARRR funnel (Acquisition, Activation, Retention, Revenue, Referral) — definition of north star metrics, construction of steering dashboards
- LTV & unit economics: Donor Lifetime Value modeling and profitability analysis per acquisition channel
- Product data science: Development of a donation propensity model to reduce marketing pressure and optimize mailing costs (direct mail campaigns)
- Experimentation: Implementation of an A/B testing culture on product features and conversion funnels (donation forms)
- Data culture dissemination: Training teams and evangelizing data/AI culture throughout the organization
- OneyData Science ManagerBANKING AND INSURANCESeptember 2021 - February 2022 (5 months)Croix, France
- Ownership of acceptance scores throughout their lifecycle (design, development, validation, backtesting) — scope: credit risk, marketing, and fraud detection
- Management of the data science team (6 people)
- Steering the development of an innovative score based on open banking data, integrating new behavioral sources to enhance risk assessment
- Definition and prioritization of the risk department's data roadmap
- Data & AI evangelization: leading popularization sessions on technical topics (machine learning, scoring, open banking) for business teams
- Credit Agricole Consumer Finance & MobilityModeling Team ManagerBANKING AND INSURANCEOctober 2018 - September 2021 (2 years and 11 months)59100 Roubaix, FranceManagement of the team responsible for credit risk modeling at CACF France. Supervision of 5 employees + 2 to 5 external contractors. Key achievements:
- Statistical estimation of Basel parameters using the IRBA method (PD, LGD, CCF) and presentation of impacts to top management.
- Modeling of parameters and estimation of expected losses using the IFRS9 method.
- Redesign of estimation methods (changes in default definition, impact studies on equity, conservatism margins) and associated documentation.
- Monitoring of audit missions (internal, CASA group, BCE-IMI Mission).
- Validation and backtesting of origination scores.
- Stress Test exercises: EBA, Budgetary, Climate.
- Monitoring and reporting of risk indicators (default rate, recovery rate).
- Issuing risk opinions on process evolutions (e.g., score cut modification) or new products and partnerships.
Recommendations
Be the first to recommend François
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Certificate "Creating Value with Data and AI"EDHEC Business School2025Certificat
- Data Scientist Certificate, Data ScienceEnsae-Ensai Continuing Education (Cepe)2015Certificat Data Scientist, Data Science