Portfolio & Case Studies
Real results from real projects — see the impact of data-driven decisions
Power BIRetail Client
Sales Dashboard Optimization
Transformed manual reporting into an automated Power BI dashboard. The client was spending 8 hours per week on manual Excel reports.
Before: Manual reporting: 8 hours/week
After: Automated dashboard: 30 min/week
90% time reduction
Power BIDAXSQL
Python / MLE-commerce Client
Customer Segmentation Analysis
Used K-means clustering to identify 5 distinct customer segments, enabling targeted marketing campaigns.
Before: Generic marketing: 2% conversion
After: Targeted campaigns: 9% conversion
4x conversion increase
PythonScikit-learnExcel
Predictive AnalyticsManufacturing Client
Inventory Forecasting Model
Built a time-series forecasting model to predict inventory needs 30 days in advance.
Before: Stock-outs: 15% of products
After: Stock-outs: 3% of products
80% reduction in stock-outs
PythonTime SeriesSQL
Power BIFinancial Services
Financial KPI Dashboard
Created a real-time financial dashboard consolidating data from 5 different systems into one unified executive view.
Before: 5 separate reports, 2-day lag
After: Single dashboard, real-time data
100% faster reporting
Power BISQLAzure
Excel / Power BIHR Department
HR Analytics Platform
Developed an HR analytics solution tracking employee performance, retention risk, and training completion rates.
Before: Manual tracking spreadsheets
After: Automated HR analytics dashboard
15% improvement in retention
ExcelPower BIVBA
Data AnalysisLogistics Company
Supply Chain Optimization
Analyzed supply chain data to identify bottlenecks and inefficiencies, resulting in significant cost savings.
Before: Delivery delays: 23% of orders
After: Delivery delays: 8% of orders
65% reduction in delays
SQLPythonTableau