Freelancer profile translated to English.

Description

Tech Lead Data / Data Engineer / PPO | +10 years of experience | Banking, Finance

Senior Data freelance consultant, I support companies in the design, industrialization, and optimization of their Data platforms and AI projects, with recognized expertise in the banking sector.

Currently Tech Lead in Data & AI Factory, I am involved end-to-end in the Data value chain: ingestion, transformation, modeling, storage, restitution, and product management.

🔍 Key technical expertise:

•Data Engineering: ETL / ELT pipelines, data ingestion & transformation

•Advanced SQL & performance optimization (tuning, complex queries, volume)

•Databases: Oracle, Snowflake, SqlServer …

•Data architecture & modeling (DWH, Data Lake, Data Mart)

•Industrialization: best practices, code quality, testing, CI/CD

•Delivery: release management, deployment reliability

•Data Visualization: Power BI, Business Objects …

📊 Project & Product Management:

•Proxy Product Owner (PPO): requirements gathering, prioritization, user story writing

•Roadmap management & business value tracking

•Coordination of technical/business teams

•Agile Methodologies

🚀 Added Value:

•Cross-functional vision (technical + business + product)

•Ability to structure and secure complex Data projects

•Strong focus on performance, quality, and delivery

•Proactive in proposing modern and scalable architectures

🤝 Pragmatic and results-oriented, I quickly integrate into demanding environments and contribute effectively to collective success.

💡 Available for high-impact missions in Data Engineering, Tech Lead, or Data / AI management.

Industry field of expertise

Languages

French
Native or bilingual
English
Fluent

Workplace preferences

Can work on-site

Chelles (up to 50km), Paris (up to 50km)

CAL&F - Crédit Agricole Leasing & Factoring
TECH LEAD DATA | PPO | DELIVERY MANAGER
BANKING AND INSURANCE
April 2022 - Today (4 years and 2 months)
Montrouge, France
Main responsibilities:
Analysis, costing, and design of evolutions
Support for development and best practices
Management of consistency and optimization of processes
Design of data collection, transformation, and export pipelines.
Improvement of deployment process, packaging, and installations
Industrialization and monitoring supervision
Proxy product owner for risk projects

Main projects:
Oracle --> Snowflake Migration (ongoing)
New IS ingestion (ongoing)
KYC data export (ongoing)
BALE 4: Evolution of RWA calculation method
ODI --> XDI Migration
Hive --> Oracle + ODI Migration
Snowflake Oracle Semarchy xDI Microsoft Power BI Python
BNP Paribas
APPLICATION MANAGER
BANKING AND INSURANCE
March 2018 - December 2022 (4 years and 10 months)
Aubervilliers, France
Main responsibilities:
Management (Planning and monitoring) of functional evolutions (800 person-days)
Techno-functional coordination with finance teams and AMS
Requirements gathering and analysis
Operational production monitoring

Applications managed:
Transverse Finance Business Object (TFBO): Data restitution with Business Object for international general and analytical accounting (thousands of users)
Sybase IQ Database (CRISTAL): All general accounting data fed from the Mainframe by file extraction
SAP Business Objects Database ETL IT Project Management Project Management
BforBank
DATA ANALYST
BANKING AND INSURANCE
April 2015 - March 2018 (2 years and 11 months)
Courbevoie, France
Main responsibilities:
Requirements gathering and analysis
Specifications and modeling
Development of ETL Mappings and BO Universes/Reports.
Testing, Packaging, and delivery in integration and acceptance.

Main Projects:
Electronic Payments: Creation of a dedicated mirror database
Accounting: Monthly calculation of average outstanding accounting balances
Banking Mobility: Data flow processing and customer targeting
Fraud Events: Internal and external fraud detection tools.
Bank Account Summary: Cross-functional activity report calculating over 150 indicators (flow/stock) across different time axes
ETL Reporting SAP Business Objects Informatica PowerCenter Oracle