Data Science & Business Analytics Graduate | SQL, Power BI, Tableau, Python, Advanced Excel | Specialized in Business Intelligence, Churn Optimisation
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hdb-resale-snowflake-powerbi-pipeline
hdb-resale-snowflake-powerbi-pipeline PublicLayered SQL pipeline in Snowflake (RAW → STAGING → DATA_MART) over Singapore HDB resale transactions, Jan 2017 to Oct 2026. Power BI dashboard of price per sqm by year, town and flat type.
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applied-machine-learning-telco-customer-churn-and-RFM-segmentation
applied-machine-learning-telco-customer-churn-and-RFM-segmentation PublicAnalysed 7,043 telecom customers across 21 variables to segment users (K-means, PCA) and predict churn (regression, classification). Found churn ranging 7.4%–48.8% across 4 clusters, guiding retent…
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Tableau-Retail-Profitability-and-Logistics-Optimization
Tableau-Retail-Profitability-and-Logistics-Optimization PublicDeveloped interactive dashboards in Tableau to analyse and visualise large datasets, enabling clear presentation of business insights. Complemented this with Excel-based financial modelling, projec…
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