Zen Adal

Senior Data Analyst | Power BI & Tableau

Salary / Daily rate

Riyadh Saudi Arabia

Freelance, open to permanent contract

Skills

Power BISQL QueriesTableau

Languages

English

About me

Intro

Senior Data Analyst with 10+ years expertise in BI tools and data strategy across diverse industries. Proven track record of designing ETL processes, building Power BI dashboards, and creating OLAP cubes that drive business decisions. Specialized in SQL, Tableau, and Python with focus on KPI optimization and data warehouse development.

Links

Work experience

Senior Data Analyst

Lean Business Services

May 2024 - Present

2 years 6 months

Riyadh Saudi Arabia

Data Analyst

ESAD SERVICES GROUP

Mar 2023 - May 2024

1 year 3 months

Dammam Saudi Arabia

Business Intelligence Analyst

Gathern | جاذر إن

Jan 2022 - Mar 2023

1 year 3 months

Riyadh Saudi Arabia

 Designing, Building, and Deploying reports and dashboards using Microsoft Power BI and use filters and graphs for a better understanding of the data.  Designed and implemented new ETL processes and adapted current ETL processes to accommodate changes in source systems and new business user requirements.  Understand business requirements to set functional specifications for reporting applications.  Performs ongoing tuning and provides technical support to application.  Identify KPIs with clear objectives and monitor them consistently.  Analyze data and present it through reports that can help in decision-making.  Conduct data warehouse development and perform SQL querying for best results.

ERP & Data Analyst

Settlement House

Jun 2013 - Dec 2021

8 years 7 months

 Identify Requirements, Design and Configure of Database.  Performance monitoring, troubleshooting, security, backups, and data recovery.  Developed, identified, designed, built, tested, optimized, and maintain Data Warehouse and OLAP Cube using the entire Microsoft BI.  Contracted during design phase of project to help complete the redesign of end client SQL Server 2017 Data Warehouse.  Created Star Schemas for BI applications, installing, configuring ERP System, scheduling backup and restore. coordinate effectively with employees.  Created eight OLAP cubes from relational data warehouse with various measures, dimensions, and business critical KPIs.  representing aggregations in different ways hierarchically and using custom groupings using SSAS.  Managing all aspects of an Oracle database including installation, configuration, design, and data migration.

Developer

Oasis Computer Systems

Jan 2009 - Oct 2012

3 years 10 months

Khartoum, Sudan

 Developed an accounting application for Kernel Pharma using VB 2008, Windows Forms 2.0, Crystal Reports and MSSQL Server 2005  Responsible of deploying a Hospital Management solution for AL-Haj Atta El-Mannan.  Other responsibilities include administering solutions deployment and software quality assurance.  Developed and deployed financial applications. developed and deployed stock market app.


Education

University of Khartoum

Master's degree

2010 - 2011

2 years

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