Freelancer profile translated to English.

Description

I am a senior Data Engineer with over 6 years of experience, specializing in ERP data migration and the design of reliable and high-performance data pipelines.

I work on high-stakes projects involving data transformation, particularly in system migration contexts (ERP, Data Warehouse, cloud platforms).

My areas of intervention:

ERP data migration

Data mapping & transformation

Data quality improvement (deduplication, controls, validation)

Design and development of ETL/ELT pipelines (Talend)

Data integration via REST API

Data Warehouse redesign and population

Recent experience:

ERP migration to Microsoft Dynamics 365 (MDM → D365)

Transformation and validation of business data

Development and industrialization of Talend flows

Integration via API and monitoring of processes

Technical stack:

Talend DI / Cloud / ESB • SQL • REST API • Oracle • SQL Server • Azure DevOps • Power BI • Snowflake

Positioning:

I work on data transformation projects with challenges similar to migrations to SAP S/4HANA:

- data mapping

- transformation

- data quality and validation

Industry field of expertise

Languages

French
Native or bilingual
English
Conversational
Arabic
Native or bilingual

Workplace preferences

Can work on-site

Paris (up to 50km)

Orange France
Senior Data Engineer – Data Pipelines Migration & Modernization (Talend / Cloud)
TELECOMMUNICATIONS
November 2024 - December 2025 (1 year and 1 month)
Châtillon, France
Context:
Project to transform the business intelligence data chain with migration of pipelines to the cloud and validation of flows.

Achievements:
Migration of Talend pipelines to Talend Cloud
Transformation and optimization of data flows
Implementation of data quality controls
Participation in testing phases and validation of processes
Monitoring and stabilization of production flows
Stack:
Talend DI / Cloud, Oracle, SQL, PL/SQL
Oracle SQL TMC Talend DI PL/SQL
La Plateforme du Bâtiment
Data Engineer – ERP Data Migration (MDM → Microsoft Dynamics 365)
RETAIL (LARGE RETAILERS)
February 2022 - October 2024 (2 years and 8 months)
Paris, France
Context:
Project to migrate business data to a new ERP with a strong emphasis on quality and validation.

Achievements:
Design of ERP data migration pipelines using Talend
Data mapping between source systems (MDM) and target ERP
Transformation, cleaning, and deduplication of data
Data integration via REST API
Implementation of data quality controls
Monitoring of imports and anomaly management
Stack:
Talend DI, SQL Server, REST API, JSON / CSV, Dynamics 365
Talend DI SQL Server REST APIs Microsoft Power BI Dynamics 365
Bouygues Télécom
Data Engineer – Data Warehouse Migration & Flow Redesign (Talend / Oracle)
TELECOMMUNICATIONS
September 2019 - December 2021 (2 years and 3 months)
Meudon, France
Context:
Redesign of the business intelligence system with migration from a legacy architecture to a modern data platform.

Achievements:
Migration of legacy flows (KSH, DataStage, SQL/PLSQL) to Talend
Development of approximately 50 data pipelines
Transformation and integration of data into a Data Warehouse
SQL optimization (indexing, partitioning, tuning)
Implementation of monitoring and error management
Stack:
Talend DI, Oracle, SQL, Kafka, Linux
SQL Oracle Apache Kafka Talend DI Talend ESB