Kasia Wozniak

Analytics Portfolio

Data and analytics solutions that connect strategy, technology, and business impact.

Featured Projects

01 Marketing Analytics

Marketing Intelligence Dashboard

A go-to operational tool for marketing teams to quickly check business performance and make daily decisions without requiring technical support.

What This Enables

  • Daily monitoring of revenue, margin, and transaction trends across channels
  • Fast evaluation of campaign effectiveness without analyst involvement
  • Visibility into customer behavior and journey performance
  • Independent, self-service access to operational marketing metrics

Technical Scope

  • Data integration from multiple marketing and sales sources
  • Cloud-based data modeling in BigQuery
  • Semantic layer and interactive reporting in Power BI
02 Product Intelligence

Product Portfolio Performance Dashboard

Executive storytelling dashboard that reveals business issues requiring immediate action. Instead of overwhelming users with hundreds of metrics, it focuses on three key insights: revenue losses, underperforming products, and portfolio concentration risks.

What This Enables

  • Rapid understanding of product portfolio performance against revenue, margin, and availability targets
  • Identification of underperforming products and quantification of their revenue impact
  • Visibility into portfolio concentration risk and dependency on a small number of SKUs
  • Executive-ready insights that support prioritization and immediate corrective actions

Technical Scope

  • Data preparation and modeling in Power BI using Power Query
  • Business logic and performance calculations implemented in the semantic model
03 Financial Intelligence

Stock Market Intelligence Platform

An interactive analytics platform that supports investment screening and comparison by benchmarking companies against industry peers and analyzing price behavior over time.

What This Enables

  • Compare companies against industry peers using standardized financial metrics
  • Identify patterns in price stability and volatility across time periods
  • Support screening and prioritization of investment candidates
  • Explore drivers of performance through interactive drill-down

Technical Scope

  • API data ingestion via Python, stored in GCS and modeled in BigQuery
  • Transformations and custom scoring logic in BigQuery (staging → marts)
  • Power BI connected to curated marts for interactive analysis
04 HR Analytics

Employee Turnover Analytics Dashboard

Analytics dashboard designed to help HR teams understand why employees leave and where preventive action is most effective. It highlights key attrition drivers across departments, tenure, and demographics to support targeted retention decisions.

What This Enables

  • Identification of the primary drivers of employee attrition
  • Understanding of turnover patterns across departments, roles, tenure, and demographics
  • Early signals for groups at higher risk of attrition
  • Data-informed prioritization of retention and intervention efforts

Technical Scope

  • Data preparation and modeling in Power BI using Power Query
  • Driver and pathway analysis using native Power BI analytics visuals

If this is the kind of analytics you want in production, not in slides, let's talk.

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