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Houssem HamdiHH

Houssem Hamdi

Senior Data & BI Engineer | Automotive & Operation

€200/day
Brussels, BE
3-7 years
Data analysis
Microsoft Power BI
Tableau software
SQL
Atlassian JIRA

Average response time: 1 hour

About Houssem

Data & BI Engineer with a strong operational backbone — I don't just build dashboards, I translate business complexity into decisions that stick. Embedded in the Porsche AppCenter ecosystem, I've developed a rare ability to bridge the gap between raw data and real business impact.
Automotive supplier
Consulting and Audits
Insurance
Digital and IT Services

  • English

    Native or bilingual

  • French

    Fluent

  • Arabic

    Native or bilingual

Can work on-site
Brussels (up to 50km)

Experience

  • Piterion GMBH
    BI Engineer | Operational lead
    March 2024 - Today (2 years and 4 months)
    • • Conducted thorough data audits to identify and mitigate potential security risks.
    • • Implemented and monitored data validation processes to maintain high data quality standards.
    • • Collaborated with cross-functional teams to ensure compliance with data security policies and regulations.
    • • Maintained and certified Porsche project applications ensuring compliance with security standards and data protection regulations.
    • • Published applications on the Porsche Store and App Store, adhering to strict security protocols and data compliance requirements.
    • • Wrote complex SQL queries and stored procedures to support data validation pipelines and audit reporting.
    • • Designed SQL-based data quality checks to monitor completeness, accuracy, and consistency across datasets.
    SQL Microsoft Power BI Data analysis Tableau software Atlassian JIRA
  • Sodedif Group Neopro
    BI Developer
    August 2023 - March 2024 (7 months)
    • • Maintained and resolved specific issues; integrated new data to make Power BI reports easier to use, improving overall performance by 70%.
    • • Troubleshot and resolved critical reporting issues, enhancing Power BI usability by 65% through advanced DAX measures and query optimization.
    • • Automated financial and operational reporting processes, reducing manual effort by 50% and enabling faster decision-making for insurance stakeholders.
    • • Created dynamic dashboards for department managers, transforming raw data into key information through metrics/KPIs.
    • • Wrote optimized T-SQL stored procedures and SQL Server views to consolidate data from multiple source systems into unified reporting layers.
    • • Performed SQL-based ETL validation to ensure data integrity before loading into Power BI datasets.
    • • Implemented efficient reporting automation tailored to the needs of the insurance industry to optimize workflows and manage new projects.
    • • Developed interactive dashboards for executive leadership, converting complex datasets into actionable insights using KPIs and visual analytics.
  • Amaris Consulting Mantu Group
    BI Consultant
    February 2022 - August 2023 (1 year and 6 months)
    • • Power BI Project Management for Bouygues Telecom's DDOS department: Designed, developed, and communicated projects to external customers.
    • • Developed and optimized data models using DAX and M in Power BI to optimize data structures.
    • • Automated reports via the Elixir2 monitoring tool, integrated with Power BI; participated in all stages of the DBT-H project.
    • • Developed and maintained real-time reporting solutions, providing clients with up-to-date insights and data.
    • • End-to-End Power BI Solutions: Led the design, development, and deployment of interactive dashboards and reports for Bouygues Telecom's DDOS department.
    • • Real-Time Data Solutions: Built and maintained real-time dashboards enabling stakeholders to monitor key metrics dynamically.
    • • Data Transformation & ETL: Utilized Power Query and SQL to extract, transform, and load (ETL) data from multiple sources, ensuring accuracy and consistency.
    • • Crafted advanced SQL queries to join, aggregate, and cleanse data from heterogeneous sources prior to ETL ingestion.
    • • Customer-Facing Reporting: Presented data insights to external clients, ensuring clarity and alignment with business objectives.
    • • Agile Project Execution: Managed multiple Power BI projects simultaneously, adhering to deadlines and stakeholder expectations.

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Education

  • National Diploma of Computer Engineering
    ESPRIT – Private Graduate School of Engineering and Technology
    2022
    National Diploma of Computer Engineering

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