Freelancer profile translated to English.
Back to original languageAbout Guigma
With over 5 years of experience in banking and insurance (BNP Cardif, CNP Assurances, Meilleurtaux), I assist business departments in transforming their data into levers for performance, compliance, and profitability.
I work in highly regulated environments where data reliability is critical, with a dual expertise in data science & finance/insurance sectors.
My areas of intervention are:
Data Science & Modeling
• Scoring models (fraud, compliance, risk)
• Statistical & machine learning modeling
• Claims analysis and portfolio segmentation
Insurance & Actuarial Science
• Pricing modeling for Home and Auto Insurance
• Premium calculations and pricing optimization
• Actuarial studies (claims, profitability, portfolio)
Compliance & AML/CFT
• Optimization of fraud detection scenarios
• Alert prioritization models
• Automation of regulatory controls
Data Analytics & Reporting
• Creation of decision-making dashboards (Power BI, Qlik)
• Automation of financial and regulatory reporting
• Data validation and quality
I bring to my clients:
The translation of business problems into concrete data solutions
End-to-end autonomy: scoping, modeling, industrialization
Strong ability to simplify complex concepts (SQL & Python Teaching Assistant at Sorbonne University)
Robust, maintainable, and business-impact oriented solutions
⸻
Technical environments
Python, SQL, SAS, VBA, Power BI, Qlik Sense, Advanced Excel
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I am available for missions in data science, data analytics, and applied actuarial science, particularly in the banking, insurance, finance, and compliance sectors.
French
Native or bilingual
English
Fluent
Can work on-site
Paris (up to 50km)
Experience
- ACTUARIAT MEILLEURTAUX ASSURANCESDATASCIENTISTNovember 2024 - Today (1 year and 7 months)Pricing tests and premium calculations for the implementation of a new Home and Auto Insurance tariff. Modeling of administrative fees to make them dynamic. Development of Python algorithms to facilitate pricing. Creation of SQL views and Qlik reporting. Study on the claims of the auto and home insurance portfolio.
- LCB-FT CNP ASSURANCESDATASCIENTISTApril 2022 - November 2024 (2 years and 7 months)Optimization of fraud detection scenarios. Development of Python scoring models. Automation of PEP monitoring processes in VBA and SAS. Implementation of the financial security platform. Development of a model for prioritizing the processing of suspicious activity reports.
- ASSURANCES BNP CARDIFDATASCIENTISTJanuary 2020 - April 2022 (2 years and 3 months)Creation of decision-making dashboards (Power BI, Qlik Sense). Automation of reports for reinsurers. Implementation of a tool for extracting data from bordereaux. Implementation of automated programs to validate data between actuarial and accounting. Participation in quarterly accounts closing and consolidation of accounts.
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Education
- Actuarial Science Mastercnam2025Master actuariat
- Masterdatascient Sorbonne2019Master