Mahdi Tawaji

Mahdi Tawaji

BI/Power BI Developer

Dallas, Texas, United States.


As Professional power Bi Developer had strong knowledge about import Data from Multi source, Utilized DAX To generated Computed Columns, Deploy Power Bi report in the required Organization, Translate Data to visualizes, Security Row Level, Utilizes SQL to Create Store procedures, CTE, View, Join tables, UDF, Calculation and Data integration.

Hours Available / Wk - 40 hrs

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Employment History 

  • BI\\\\Power BI Developer

    Colaberry Inc
    April 2020 - Present

    • utilizing the Microsoft BI stack including Power BI Pro, SQL Server Reporting Services (SSRS), and SQL Server Integration Series (SSIS) to deliver BI Solutions
    • Utilized Power Query to prepare data such as Hide/Remove columns, or create new computed columns to Present fast and Accurate report help decision Makers.
    • Extensive knowledge and expertise in business intelligence, databases, and especially technical aspects of BI tools.
    • Perform Complex DAX queries to create Tables or Columns for my report.
    • Convert the company's goals and objectives into technical specifications to develop project on timelines.
    • Implement power model to create relation between tables as star or snowflake schema As well as SQL
    • Experience in dealing with complex and dirty data sources originating in multiple formats
    • Experience with data modeling, data analysis, data profiling and data mapping
    • Knowledge about general business practices, business analysis, requirements gathering
    • ability to work in cross-functional teams as well as independent setting
    • knowledge about complex business logic quickly and translate to technical needs
    • Very strong SSIS skills – Validation and dealing with dirty data, error handling, working with advanced transformations, ability to develop complex SQL queries
    • Very strong SSRS as well as Power BI skills – Complex data relationships, user-based security built into the reports Drill down, drill up, drill throw through reports modeling skills (using advanced DAX)
    • Very strong SSRS and Power BI skills – Complex data relationships.
    • Design and Develop Dashboards, reports and cubes using Power BI Design and Development of metadata models to support business requirements
    • Unit Test the developed solution to make sure it meets the standard and all business requirements.