Mujib Khan
Sr. Data Analyst
About
Senior Power BI Developer with 5+ years of experience designing, developing, and maintaining enterprise-scale Business Intelligence solutions across Fortune 500 client engagements. Expert in building scalable star schema data models, complex DAX measures, and high-performance Power BI Service pipelines. Delivered 40% faster report load times, 90% MIS reporting automation, and a 65% reduction in ad-hoc data requests through advanced DAX optimisation, RLS-secured semantic models, and SQL-driven data governance frameworks. Trusted by C-suite and cross-functional stakeholders to turn complex business requirements into decision-ready dashboards.
Skills & Expertise (30)
Work Experience
Senior Power BI Developer
Accenture
May 2021 - Present
Designed and maintained interactive enterprise-scale Power BI dashboards for sales velocity, pricing margins, and performance tracking, presented directly to C-suite and cross-functional stakeholders. Architected robust star schema semantic models with advanced DAX measures (CALCULATE, RANKX, DATEADD, SUMX) for time intelligence (YTD, QoQ, YoY) and cohort analysis. Optimised report performance, reducing load times by 40% through query tuning, indexing, and DAX refinements. Implemented Power Query (M Language) for ETL processes, data cleansing, and building structured semantic models. Managed the full Power BI Service lifecycle: published reports, configured scheduled refreshes, gateways, workspaces, and data governance. Implemented Row-Level Security (RLS) to enforce data access controls based on user roles. Developed complex SQL queries and stored procedures for data extraction, validation, and analytics. Automated 90% of MIS reporting, saving 15+ hours weekly and eliminating manual reporting errors.
Education
B.A - Osmania University
2016 - 2019 · Afghanistan
Certifications
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Skills (30)
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