Business Intelligence & Visualization: Power BI, Tableau, DAX, Power Query, Advanced Excel, Executive Dashboards, KPI Reporting Programming & Advanced Analytics: SQL, Python, R, PySpark, Trend Analysis, Variance Analysis, Customer Segmentation, Churn Modelling, Customer Lifetime Value Cloud, Databases & Enterprise Platforms: Google Cloud Platform, BigQuery, Azure SQL, Oracle, SAP, Salesforce, Adobe Analytics, CRM Data Engineering & Modelling: ETL, Talend, Informatica, WhereScape RED, Cloudera, Star Schema, Dimensional Modelling, Data Marts, APIs, JSON Data Governance & Reporting Controls: Data Quality, Reconciliation, Metadata Management, Data Lineage, KPI Governance, Validation Controls, Reporting Standardization Business & Decision Analytics: Commercial Analytics, Sales Analytics, Marketing Analytics, Finance Reporting, Customer Analytics, People Analytics, Workforce Planning