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Ronald TchuidjangRT

Ronald Tchuidjang

Data Platform Consultant

€800/day
Neuilly-sur-Marne, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Ronald

Data Platform Consultant specializing in the Microsoft ecosystem, I assist my clients in designing and implementing business intelligence solutions tailored to their needs. My expertise covers both on-premises technologies, such as the MSBI suite, and modern Azure cloud tools, such as Synapse Analytics, Power BI Premium, and Microsoft Fabric.

With a varied experience, I have collaborated with companies in different sectors to:

Design robust Data Platform architectures.
Integrate and model data for reliable analysis.
Optimize the performance of data warehouses and analytical models.
Automate processes via CI/CD pipelines.

My ability to understand business and technical issues allows me to propose innovative and efficient solutions, always aligned with the objectives of my clients.

Passionate about data, I am constantly monitoring the evolution of Microsoft technologies to offer the best to each project.
  • English

    Fluent

  • French

    Native or bilingual

Can work on-site
Neuilly-sur-Marne (up to 50km), Neuilly-sur-Marne (up to 40km)

Experience

  • Air Liquide Industrial safety
    Azure Full Stack BI Consultant
    ENERGY AND UTILITIES
    October 2019 - Today (6 years and 8 months)
    In my mission, I acted as Tech Lead of a team of 5 developers, with the following responsibilities:

    Design and implementation of modern data architectures: Development of adapted solutions to support the client in its digital transformation and take advantage of cloud technologies.
    Optimization of Data Warehouse (DWH) process performance: Implementation of data structures in Azure Synapse Analytics based on logical diagrams and functional specifications, while maximizing the efficiency of semantic models.
    Migration of analytical models: Transition of semantic models from Azure Analysis Services (AAS) to Power BI Premium, ensuring the continuity and performance of reports.
    Automation and securing of processes: Development of CI/CD pipelines to simplify and secure deployments, including the configuration of Azure Data Factory to transfer source files from Azure Blob to the data warehouse via stored procedures.
    Microsoft Azure Power BI Services Azure Data Factory Azure Analysis Services Azure Synapse Analytics CI/CD
  • Trescal
    Data Engineer
    MECHANICAL ENGINEERING
    June 2024 - November 2024 (5 months)
    To improve Trescal's infrastructure, I worked on optimizing and consolidating the financial semantic model by performing the following actions:
    • Implementation of an incremental loading of source tables.
    • Restructuring of Databricks notebooks for optimized management of bronze, silver and gold tables.
    • Consolidation of data from three Atlas instances into a single version on Databricks.
    • Implementation of CI/CD pipelines.
    • Knowledge transfer, progress monitoring, and documentation of notebooks to ensure high-performance financial reports.
    • Complete redesign of the financial semantic model.
    Azure Databricks Azure Data Factory Microsoft Power BI
  • Societe Generale SA
    MS BI Consultant
    BANKING AND INSURANCE
    June 2018 - September 2019 (1 year and 4 months)
    The Business Solution Center (RESG/BSC), a shared services center, is intended to provide the entities and sectors (Finance, Risks, Human Resources, etc.) of the Société Générale Group with global IT solutions. My mission within the BSC was to respond to the needs of accounting data analysis through SSRS and PowerBI reports, develop new SSRS reports as part of the IFRS9 project, set up a PowerBI report in order to manage the status of the rating to reduce the impact of the provision linked to a lack of anticipation in the rating/re-rating. In order to promote the powerBI tool, I was asked to give training to staff from different departments. The purpose of the training was to introduce them to the tool and support them in carrying out projects around PowerBI.
    Technically I was led to carry out several tasks:
    · Setting up the infrastructures for the various projects
    · Database modeling
    · Modeling and optimization of tabular models
    · Creating reports from SQL and MDX queries
    · SQL query optimization
    · Development of PowerBI reports
    Microsoft Power BI SSAS SSIS SSRS

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Education

  • Master 2 Computer Science Speciality Decision-making Computer Science
    Institut Galilée
    2013

Certifications

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