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Portfolio projects
Selected projects in data engineering, analytics, machine learning and business intelligence. All code is on github.com/SGSAMY.
Portfolio
End-to-end analytics & data engineering
Pipelines, lakehouses and warehouses built end to end.
Microsoft Fabric Data Engineering & Analytics
An end-to-end Microsoft Fabric solution covering data ingestion, pipeline orchestration, Lakehouse storage, PySpark transformation, semantic modelling and Power BI analytics.
- Microsoft Fabric
- PySpark
- Lakehouse
- Power BI
Travel Insurance Customer Retention & Revenue Analytics
End-to-end Azure SQL, Python and Power BI solution for data engineering, segmentation and churn analytics, with automated executive reporting.
- Azure SQL
- Python
- Power BI
Portfolio
Analytics & machine learning
Models that turn customer behaviour into targeting and investment decisions.
Marketing Mix Modelling (MMM): Budget Optimisation
An end-to-end MMM solution in Python that estimates each channel’s contribution and ROI and simulates budget allocation scenarios to optimise marketing investment.
- Python
- MMM
- ROI modelling
Customer Segmentation & Next Best Action Model
A customer segmentation and next-best-action model using behavioural profiling and priority scoring to target engagement strategies.
- Python
- Segmentation
- Scoring
Campaign Conversion Prediction Model
A Python and scikit-learn model that identifies high-propensity customers for outbound campaigns.
80%+ accuracy on holdout data- Python
- scikit-learn
Customer Churn Risk Model
A churn risk model using engagement indicators and behavioural scoring to identify high-risk customer groups for retention.
80–85% accuracy on test data- Python
- Churn
- Retention
Portfolio
Power BI dashboards
Executive reporting designed for clarity and fast decisions.
Insurance Performance & Claims Analytics Dashboard
An executive Power BI dashboard for insurance performance monitoring, claims analytics, KPI reporting and decomposition analysis of KPI drivers.
- Power BI
- DAX
- Decomposition
Sales Conversion Analytics Dashboard
An interactive Power BI dashboard using KPI reporting, funnel analytics and forecasting to pinpoint drop-off points and conversion opportunities.
- Power BI
- Funnel
- Forecasting
“If you can’t measure it, you can’t improve it.”
— Peter DruckerLet’s connect
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