Freelancer profile translated to English.
Back to original languageAbout Oussema
I am Oussema, a Data Engineer with over 5 years of experience, specializing in Microsoft ecosystem data technologies.
Throughout my career, I have had the opportunity to work in various sectors such as energy, pharmaceuticals, logistics, and most recently luxury goods, which has allowed me to develop a good understanding of the challenges related to data valorization and exploitation.
Curious and rigorous, I am committed to designing robust, scalable, and business-oriented data solutions, while pursuing a continuous learning approach to broaden my skills and deepen my expertise in the Data universe.
French
Native or bilingual
English
Fluent
Arabic
Native or bilingual
Can work on-site
Paris (up to 50km)
Experience
- GuerbetData EngineerPHARMACEUTICALS INDUSTRYAugust 2023 - May 2024 (9 months)Paris, FranceData & Analytics Referent on the Azure ecosystem for several Business Units (Supply Chain, Finance, Marketing), supporting business departments in the strategic valorization and exploitation of data.Architecture and implementation of Data platforms on Azure, including the design of ETL/ELT pipelines, migration of existing BI solutions, and industrialization of data flows (ensuring performance, scalability, and reliability).Design of analytical models, Power BI reports, and Dashboards with high business value, improving operational steering and decision-making for business teams.Definition and deployment of Power BI governance: workspace structuring, access management, dataset optimization, best practice standardization, and performance improvement.Support and upskilling of internal teams through Azure Data & Power BI technical training and BI/Data team mentoring.Management of RUN and continuous improvement of the data platform: supervision, incident management, implementation of improvement processes, performance optimization, and environment security.Interface between business, IT, and data teams to ensure alignment between business needs and technological solutions.
- BOLLOREData EngineerLOGISTICS AND SUPPLY CHAINMay 2022 - July 2023 (1 year and 2 months)Paris, FranceDaily supervision and monitoring of Azure Data Factory pipelines to ensure the reliability, availability, and quality of data ingestion flows.Analysis and resolution of incidents related to pipelines, Databricks notebooks, and data models, implementing fixes and improvements to strengthen the data platform's robustness.Management of processing catch-ups and optimization of ingestion strategies (FULL / Delta) to ensure data consistency and completeness.Development and evolution of Azure Data Factory pipelines to integrate new data sources into the analytical platform.Design and evolution of analytical data models in SQL Server to meet BI and analytical needs.Development of Databricks notebooks for data transformation and preparation within processing pipelines.Implementation of a metadata-driven approach to automate and industrialize data ingestion processes.Implementation of monitoring and traceability solutions (log management, automated notifications via Logic Apps) to improve platform observability.Management of the development cycle using Azure DevOps: ticket tracking, sprint management, anomaly resolution, and continuous improvement.Technical documentation and Wiki DevOps updates to ensure maintainability and dissemination of best practices.Facilitation of knowledge transfer workshops and client team support to ensure autonomy on the BUILD and RUN components of the data platform.
- Pernod-RicardData EngineerWINE AND SPIRITSFebruary 2022 - May 2023 (1 year and 3 months)Paris, FranceDesign, development, and maintenance of reports and dashboards in Power BI.Management and updating of data sources as well as connectors for report population.Development of ETL processes with Azure Data Factory (ADF) for data collection and integration via APIs (such as AT Internet).Implementation of data transformation and optimization pipelines, including compression of data files into optimized formats (Parquet, JSON.GZ).Maintenance of Power BI reports and data flows that are running.
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Education
- Engineering Degree in Business IntelligenceEcole Supérieure Privée d'Ingénierie et de Technologies - ESPRIT2020Diplôme d'ingénieur
- Bachelor's Degree in Information Systems DevelopmentInstitut Supérieur des Etudes Technologiques de Radès2017Licence, Développement des Systèmes d'Informations
Certifications
- Microsoft Certified: Data Analyst Associate - Power BIMicrosoft
- Microsoft Certified: Azure Data Engineer AssociateMicrosoft2022