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Wahaj
@raja_wahaj
I can help you use data to make better decisions
Pakistan
English, Urdu
About me
Data Engineer & BI Pro | 5+ years turning raw data into decisions.
✅ Power BI dashboards (DAX, Star Schema, KPIs)
✅ SQL optimization & database design
✅ Python automation & data pipelines
✅ ETL | BigQuery | Snowflake | GCP
✅ AI-powered reporting workflows
Built 15+ dashboards. Tracked $4.1M revenue. Analyzed 6,000+ records for churn insights.
MPhil Economics | NUST Data Science Diploma | DataCamp & Microsoft Certified.
Message me — free consultation before every order.
Skills
Wahaj
Offline •
Average response time: 1 hour
See my services
Financial Analytics
I will build a power bi financial dashboard to track pl revenue and kpis
BI Analytics
I will build a power bi ecommerce dashboard for sales customer and revenue analytics
Portfolio
Work experience
Data Analyst
GreyMatterVentures • Full-time
Apr 2021 - Sep 2025 • 4 yrs 5 mos
Data Architecture and Query Optimization: Successfully executed duties covering the full analytics lifecycle , including designing, optimizing, and managing databases , and writing complex, high-performance SQL queries to extract, transform, and aggregate data from diverse sources. Advanced Data Manipulation (Python): Utilized Python (Pandas, NumPy) and statistical libraries for extensive data wrangling, cleaning, validation, and advanced data manipulation. Business Intelligence (BI) and Visualization: Created, maintained, and published dynamic Power BI dashboards for executive-level reporting , transforming complex datasets into clear, actionable, and visual narratives.
