Freelancer profile translated to English.

Description

Data Engineer | Data Flow Design & Industrialization

Specializing in data engineering, I assist organizations in implementing robust architectures to transform raw data into a decision-making leverage. My approach combines technical rigor with an understanding of business challenges to ensure scalable and high-performance solutions.

Areas of Intervention:

Data Architecture & Pipelines: Design and deployment of end-to-end integration flows (ETL/ELT), ensuring data collection, transformation, and exposure.

Modeling & Storage: Structuring complex databases and optimizing processing for massive data volumes.

Industrialization & DevOps: Implementation of continuous integration and deployment (CI/CD) processes to secure production releases and automate data flow lifecycles.

Maintenance & Quality: Proactive monitoring, incident management, and continuous optimization of procedures to ensure the reliability of production data.

Scoping & Strategy: Collaboration with business departments to translate functional requirements into technical specifications and key performance indicators (KPIs).

Languages

French
Native or bilingual
English
Conversational

Workplace preferences

Can work on-site

Lille (up to 50km)

Euro Information
DATA ENGINEER
BANKING AND INSURANCE
March 2025 - Today (1 year and 3 months)
Villeneuve-d'Ascq, France
Design and Development: Creation of end-to-end data pipelines using Semarchy XDI for data integration and lifecycle management.

Architecture & Storage: Modeling and optimization of distributed databases on Vertica and utilization of SQL/Python for processing massive volumes.

Business Expertise: Direct collaboration with business departments for requirements definition and translation into technical specifications.

Operational Maintenance: Proactive incident management and flow monitoring to ensure the reliability and quality of production data.

DevOps & Industrialization: Automation of continuous integration and deployment (CI/CD) of data flows via GitHub Actions to secure production releases.
SQL CI/CD Management Git Semarchy xDI Vertica
Groupe BPCE
Data Engineer
BANKING AND INSURANCE
March 2023 - March 2025 (2 years)
Villeneuve-d'Ascq, France
The mission involves designing, maintaining, and enriching the CRM by developing and optimizing data flows using Semarchy and ODI. This also includes configuring and managing data deposit and collection flows via IAS.

It also includes production monitoring, particularly through scheduling and monitoring tools like Visual TOM, as well as monitoring and optimizing procedures under Oracle.
The role includes developing scripts to automate and optimize processes, as well as configuring post-deployment environments.

Responsibilities include analyzing logs to identify and resolve anomalies, while maintaining effective communication with the relevant establishments. It also involves correcting existing flows, handling incidents, and continuously enriching the CRM.

Finally, particular attention is paid to writing technical specifications under Confluence and creating associated documentation, ensuring better traceability and maintenance.

Key points:

- Creation of data pipelines under Semarchy, ODI, and OTIC.
- Development and enrichment of data processing under Semarchy.
- Development, implementation, and optimization of campaigns with Adobe Campaign.
- Development of XML mappings and packages for Adobe Campaign.
- Management of data flows and supervision of processing via IAS.
- Development and evolution of Oracle stored procedures.
- Management and optimization of Oracle sessions.
- Production monitoring and Run under Visual TOM.
- Proactive management of CRM user-related incidents.
- Integration and delivery in CI/CD mode under Git and Jenkins.
- Creation, updating, and optimization of data models under PowerDesigner according to business needs.
- Writing technical specifications under Confluence and creating associated documentation.
Semarchy xDI VTOM Git CI/CD Management Bash
SwissLife France
Data Engineer
BANKING AND INSURANCE
July 2021 - February 2022 (7 months)
59100 Roubaix, France
Damage Datamart Administration:
Extraction, transformation, analysis, loading, and reporting of data for the "Damage" scope.

- Gathering requirements from Business Owners, cost estimation, scenario development, deadline/quality monitoring, and feasibility analysis.
- Design, development, testing, and deployment of Talend flows.
- Migration of data, Talend flows, and stored procedures from Netezza to Snowflake.
- Deployment and CI/CD integration.
- User assistance for Datamarts.
- Design and development of Tableau Desktop workbooks.
- Incident management on ServiceNow, log management.
- Writing specification documents.
Talend Open Studio CI/CD Management Snowflake Netezza Bitbucket