À propos de Hajar
Senior Data Engineer with 5+ years of experience designing and delivering large-scale data platforms. Specialized in Azure, Databricks, and Microsoft Fabric, with strong expertise in real-time data processing, pipeline optimization, and data governance.
I help organizations unlock value from their data by building scalable, reliable, and business-oriented solutions. Recognized for technical leadership and for bridging complex data engineering challenges with business needs.
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Accepte de travailler sur site
Clermont-Ferrand (jusqu’à 50 km)
Expériences
- ErasteelSenior Data EngineerINDUSTRIE MATIÈRES PREMIÈRESjuin 2025 - octobre 2025 (4 mois)Clermont-Ferrand, FranceManaged the company’s group-wide BI platform, ensuring reliable data flows, governance, and accessibility for all business teams- Designed and industrialized Azure Synapse pipelines to centralize and streamline data from multiple sources.- Implemented FinOps best practices to optimize cloud processing and storage costs across environments.- Automated CI/CD deployments and optimized Data Lake and Azure Functions to enhance performance and data governance.- Developed Power BI data models providing a unified view of production and performance indicators.
- Exakis-NeliteSenior Data EngineerCONSEIL & AUDITfévrier 2025 - mai 2025 (3 mois)Clermont-Ferrand, FranceStudied the design and implementation of a real-time data platform prototype, demonstrating the feasibility of ingesting, processing, and visualizing log data.- Built a POC with Microsoft Fabric for real-time data ingestion from IoT devices and log streams.- Integrated Eventstreams into Eventhouse for continuous, automated data processing.- Developed a real-time Power BI dashboard to monitor KPIs and support operational decision-making.
- MichelinLead Data EngineerAUTOMOBILEavril 2024 - février 2025 (10 mois)Clermont-Ferrand, FranceLead the data engineering part within Michelin’s Corporate data lake team- Collected and transformed ADLS gen2 logs to identify data access and usage using Databricks and ADF- Optimized and improved the code performance within Databricks notebooks.- Studied and implemented new technologies such as Unity Catalog within Databricks.- Creation of PowerBI reports to highligh all the needed KPIs to facilitate data governance.
Recommandations
Soyez le premier à recommander Hajar
Contribuez à la réussite de ce freelance en partageant votre expérience de collaboration avec lui.
Ces profils de freelance correspondent également à vos critères
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Formations
- Master of Science in Computer ScienceHarbin Institute of Technology2020Master in Computer Science
- Engineering degree in Business IntelligenceISIMA2020Engineering degree in Business Intelligence
Certifications
- Microsoft Certified : Fabric Analytics Engineer AssociateMicrosoft2024
- Microsoft Certified : Azure Data Engineer AssociateMicrosoft2022