Freelancer profile translated to English.

Description

Experienced ETL Developer, specializing in the use of Talend for the design and optimization of data flows. With expertise in data integration, data quality, and cloud environments, I strive to deliver reliable and high-performing solutions tailored to business needs. I also have significant experience in knowledge transfer through technical training.

Industry field of expertise

Languages

French
Native or bilingual

Workplace preferences

Can work on-site

Paris (up to 50km)

Suez
ETL Developer
ENVIRONMENTAL
August 2023 - Today (2 years and 10 months)
Courbevoie, France
Within the DSI IWS, SUEZ entity which handles hazardous waste, I am responsible for:

Developing and optimizing ETL/EAI flows with Talend Data Integration and Data Exchanger.
Automating complex data transformation and loading processes.
Designing advanced SQL queries (indexing, complex joins, etc.) to manipulate and integrate large volumes of data.
Designing and maintaining the data warehouse to ensure its consistency and scalability.
Implementing Talend development best practices: documentation, error handling, and flow optimization.
Automating the Data Warehouse population via Microsoft Windows Task Scheduler.
Contributing to the migration project to Azure Cloud, particularly for the redesign of ETL pipelines.
Implementing data quality metrics and tools to monitor KPIs.
Talend Open Studio Data Warehousing SQL Oracle Powershell Windows Server Automation Java SAP Business Objects Finance
M2I Formation
Talend Trainer
EDUCATION AND E-LEARNING
November 2024 - November 2024
Courbevoie, France
Conducting training on Talend Data Integration for trainees who only know Talend by name.
Preparing and delivering educational content covering the design, development, and optimization of Talend flows.
Assisting learners in creating practical projects to strengthen their mastery of Talend.
Evaluating knowledge and providing personalized feedback for each participant.
Talend DI Java SQL PostgreSQL MySQL
Société Générale
Talend Data Engineer
BANKING AND INSURANCE
September 2021 - August 2023 (1 year and 11 months)
Fontenay-sous-Bois, France
Within SG-ITIM-ASR, I was responsible for:

Developing ETL pipelines with Talend to collect, transform, and load data from multiple sources.
Cleaning, deduplicating, and concatenating data to improve its quality and reliability.
Designing SQL queries to optimize the performance of Talend flows.
Ensuring the corrective and evolutionary maintenance of Talend workflows, with a focus on operational continuity (MCO).
Integrating data into BI solutions (Power BI) for visualization and decision-making analysis.
Automating Data Warehouse population via Microsoft Windows Task Scheduler.
Automating reporting processes through scheduled Talend flows.
Microsoft Power BI Data Warehousing SQL SQL Server DBeaver Application Maintenance Operational Maintenance Powershell Windows Server Bash Talend Data Quality Java Agile Method