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Bechir Ben LtaiefBB

Bechir Ben Ltaief

Data Engineer|BI Consultant

€550/day
Paris, FR
15+ years
Performance Optimization
CI/CD Management
Database Management (e.g., SQL, NoSQL)
Data integration (ETL, ELT and data warehousing)
Data Integrity and Governance

Average response time: 1 hour

Freelancer profile translated to English.
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About Bechir

Senior Data Engineer with over 10 years of expertise in implementing and administering Microsoft BI solutions, particularly Power BI. Extensive experience in deploying, optimizing, and supporting complex BI platforms. Solid background in client support and production incident resolution. Particular expertise in industrializing deployments and integrating BI solutions into enterprise environments.
Large Retailers
E-commerce
Digital Business Models
Banking and Financial Services

  • French

    Native or bilingual

  • Arabic

    Native or bilingual

  • English

    Fluent

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

Experience

  • Vaudoise Assurances (CH)
    Senior Data Engineer | DataOps | Ms Fabric
    BANKING AND INSURANCE
    September 2025 - Today (9 months)
    Lausanne, Switzerland
    • Integration of HRAccess data into target HR, Finance, and reporting systems
    • Development of critical pipelines for mortgage and commission management
    • End-to-end HR data catalog piloting (modeling & governance)
    • Architecture of ingestion/transformation flows on Microsoft Fabric (Lakehouse, PySpark)
    • Automation of CI/CD deployments via Azure DevOps & Docker
    Context: Integration and management of HR, Finance, and Asset Management data
    Technical Environment
    MS Fabric Azure DevOps PySpark SQL Server Docker
    Microsoft Fabric PySpark DevOps Microsoft SQL Server Microsoft SSIS
  • Inetum
    Tech Lead Data Engineer MS Fabric
    HUMAN RESOURCES
    March 2025 - September 2025 (6 months)
    Saint-Ouen, France
    - Define the data lakehouse architecture on MS Fabric in alignment with business needs (HR, Finance)
    - Establish the architecture and present POCs for shifting from on-prem solutions to MS Fabric
    - Design end-to-end data pipelines using Data Factory and Spark notebooks
    - Gather functional business requirements and assist non-technical users in adopting the tools
    - Work with BI teams for Power BI reporting and dashboarding needs
    - Implement row-level and column-level security (RLS, CLS, encryption)
    - Automate deployments via Azure DevOps and CI/CD pipelines
    - Establish data governance standards with DataGalaxy
    - Validate technological choices between LakeHouse, Warehouse, and SQL Database and optimize performance (T-SQL, PySpark)
    - Mentor the data engineering team on Fabric best practices and conduct code reviews
    Context: Migration of the on-prem data platform to OneLake MS Fabric
    Environment: Fabric, Data Factory, Azure DevOps, Spark, SuccessFactor, Power BI, SQL Server, AirFlow, Python, PySpark, T-SQL,
    PowerShell.
    Microsoft Fabric Azure DevOps Data Factory Transact-SQL PySpark
  • Histoire d'Or
    Data Engineer|MSBI
    RETAIL (SMALL BUSINESS)
    November 2022 - October 2024 (1 year and 11 months)
    Paris, France
    • Implementation of data warehouses and datamarts for sales and purchasing data.
    • Integration of Google Analytics data for web traffic analysis and aggregation of data in BigQuery
    • Creation and optimization of SSIS pipelines, SSAS cubes, and T-SQL/PL SQL scripts for ingesting sales, inventory, and purchasing data.
    • Development of TABLEAU, PowerBI, and Excel dashboards and reports (sales KPIs, inventory, and delivery times for THOM-GROUP products).
    • Maintenance of SSAS and SSIS systems to ensure data quality and optimal performance.
    • Migration from SQL Server 2008 to 2016 for performance improvement (analysis, planning, migration, and monitoring).
    • Various RUN and BUILD operations management tasks (Oracle, SQL Server, GCP/BigQuery, BO, TABLEAU, PowerBi, Excel).


    **Context**: Support, build and run of the MSBI platform



    **Environment**: MSSQL Server, Oracle Exadata , SSIS, SSAS, TABLEAU, PowerBI, BO, Excel, BigQuery, T-SQL, PL/SQL, Python, C#, SSMS, VS, DBT, PL SQL Developer, TOAD.
    Microsoft SQL Server Microsoft SSIS SQL Server Analysis Services (SSAS) Microsoft Power BI Transact-SQL
Check out Bechir's experience

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Education

  • 4, Informatique de Gestion
    Institut Supérieur de Gestion de Tunis
    1999
    4, Informatique de Gestion

Certifications

Bechir's certifications are only visible to Malt Community members

Skill set

Backend Service Development
Software Architecture
Testing and Quality Assurance
Infra as Code
Least Privilege Principles
Security Awareness Training
Risk and Vulnerability Assessment
GRC (Governance, Risk and Compliance)
Scripting Automation
Microservices Architecture
Batch Processing
Cloud Platforms and Infrastructure
Data Cleaning and Preprocessing
Data Migration and Backup
ETL (Extract, Transform, Load) Processes
Data Pipelines and Warehousing
Algorithms and Data Structures
AI and Advanced Analytics
Exploratory Data Analysis
KPIs and Metric Definition and Monitoring
Deep Learning
Natural Language Processing (NLP)
Prompt Engineering
Machine Learning Theory
SQL Server
SQL
MSBI
Data Engineer
Content Integration
Serverless Computing
Containerization and Virtualization
Cloud Administration
Test Environment Management
Data Privacy (GDPR, CCPA)
Business Intelligence (BI) Strategy
Data Visualization
Time Series Analysis and Forecasting
Model Training and Evaluation
Predictive Modeling
Real-time Processing
Cloud Integration
Microsoft SQL Server
Exadata
Tableau software
Microsoft SSIS
SQL Server Analysis Services (SSAS)
SQL Server Reporting Services (SSRS)
Microsoft Power BI
SAP Business Objects
Big Query
Transact-SQL
Oracle PL/SQL
Python
.NET C#
SQL Server Management Studio (SSMS)
Microsoft Visual Studio
Oracle SQL Developer
Toad
Powershell
Oracle Database
Cloud Azure
Databricks
Azure SQL Database
Azure Data Factory
Spark
SQL Server Integration Services (SSIS)
BizTalk
Azure DevOps
Toad for Oracle
Team Foundation Server (TFS)
ASP.NET MVC
WCF
C#

Categories