Bana Maher qubbej

Bana Maher qubbej

Power BI Developer
UAE
English, Arabic

About Me

Business Intelligence Developer with 3+ years of experience designing and maintaining executive dashboards, KPI reporting solutions, semantic models, and reporting pipelines. Strong expertise in Power BI, SQL, DAX, Power…

Experience

Power BI Developer & Data Engineer

Advanced Real Estate services · Abu Dhabi, UAE
May 2023 - Present · 3 years 5 months

<p>Assigned to ADRES (Advanced Real Estate Services), supporting ADREC and selected ADGM initiatives</p><p> Build and maintain Power BI dashboards and KPI reporting solutions used by business stakeholders to monitor real-estate services and operational performance.</p><p> Write and optimize SQL queries, DAX measures, and Power Query transformations for ad hoc analysis, time intelligence, KPI logic, performance, and accuracy across operational datasets exceeding 10M records.</p><p> Perform data-quality and reconciliation checks across source systems, SQL outputs, Excel extracts, and Power BI reports; define metric logic with stakeholders and document calculation rules for consistent reporting.</p><p> Developed and implemented analytical data models using SQL and DAX, reducing query times by 70% and improving reporting performance.</p><p> Centralized business-domain datasets into dedicated Power BI Dataflow Gen1 containers across an environment of 400+ tables, improving discoverability, reporting structure, and data lineage.</p><p> Integrated reporting data from SQL Server, Power BI Dataflows Gen1, Excel, Web APIs, DirectQuery sources, and semantic models; used Azure Synapse/ADF pipelines to extract and prepare data for Power BI.</p><p> Supported Power BI workspace and dataflow migrations, refresh troubleshooting, production-reporting continuity, and Power Automate notification workflows for scheduled stakeholder alerts.</p>

Freelance Power BI Developer

Valcor International · Abu Dhabi, UAE
Jun 2026 - Jul 2026 · 1 month

<p>Collaborated directly with a strategy client to gather business requirements and translate them into Power BI reporting specifications.<br>
Advised on Power BI Pro licensing for OneDrive-based Excel data sharing and report publishing.<br>
Developed a reusable dashboard template used to initiate 10 client-specific Power BI reports for different suppliers while maintaining consistent reporting logic, structure, and design.</p>

Power BI Developer and Data Engineer

TASC Outsourcing · Abu Dhabi, UAE

<p>Assigned to Advanced Real Estate Services (ADRES).<br>
Support ADREC and selected ADGM initiatives by designing and maintaining dashboards, semantic models, reporting pipelines, and business-critical KPI solutions.<br>
Work closely with stakeholders to gather requirements, define reporting logic, validate data, and transform complex operational datasets into accurate, decision-ready insights.<br>
Support executive dashboards, financial and revenue reporting, real estate project and escrow analytics, licensing compliance reporting, and large-scale data models involving datasets exceeding 10 million records.<br>
Support Power BI workspace migrations, production deployments, Dataflow Gen1 architecture, Azure Synapse/ADF pipelines, Power Automate workflows, and SQL-based reporting integrations.<br>
Work across the full reporting lifecycle from understanding business requirements and preparing data to building the model, writing DAX and SQL logic, designing dashboards, validating results, and supporting deployment into production.</p>

Skills

Power BI Desktop Power BI Service Dashboard Development KPI Reporting Executive Reporting Data Visualization DAX Time Intelligence DAX Optimization Power Query Semantic Models Data Modeling Data Relationships Azure Synapse Analytics Azure Data Factory Power BI Dataflows Gen1 Data Pipelines ETL SQL Microsoft SQL Server MySQL Ad Hoc SQL Analysis Data Validation Excel Power BI Service Deployment Power Automate Multi-Source Data Integration Model Context Protocol MCP Power BI Power BI Dataflows Business Intelligence Data Analytics Reporting Pipelines Data Transformation Executive Dashboards Financial Reporting Revenue Reporting Real Estate Analytics Escrow Analytics Licensing Compliance Reporting Power BI Workspace Migrations Production Deployments Dataflow Gen1 Azure Synapse ADF SQL-based Reporting Integrations
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