VR Komari

Platform Architect & Data Engineering Specialist

Building enterprise-grade data platforms across Healthcare, Retail, Marketing, and Finance domains

Explore Domains View Tech Stack

🚧 Portfolio Under Active Development

Interactive dashboards are being deployed incrementally. Check back soon for live analytics across all domains!

Multi-Domain Expertise

Production-ready data engineering solutions across diverse industries

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Healthcare Analytics

FHIR-OMOP interoperability showcase with synthetic patient data and CMS hospital insights

  • OMOP CDM implementation
  • FHIR transformation pipeline
  • 9.9M+ clinical concepts
  • Population health analytics
Dashboards Coming Soon
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Retail Analytics

Brazilian e-commerce marketplace analysis with order lifecycle and customer segmentation

  • 100K+ order transactions
  • Customer lifetime value
  • Product performance metrics
  • Delivery optimization
Dashboards Coming Soon
📊

Marketing Intelligence

Sample Superstore sales performance and customer profitability analysis

  • Sales performance tracking
  • Regional analytics
  • Customer segmentation
  • Profit margin analysis
Dashboards Coming Soon
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Financial Markets

Real-time SP100 monitoring with 15-minute incremental updates

  • Real-time market data
  • Sector performance analysis
  • Volatility tracking
  • 1M+ data points
Dashboards Coming Soon

Technology Stack

Enterprise-grade tools and frameworks for production data platforms

Data Processing

Python Polars dbt R

Databases

PostgreSQL DuckDB OMOP CDM

Visualization

Streamlit Plotly Dash Plotly

DevOps

Docker nginx systemd SSH

Healthcare Standards

FHIR SNOMED CT LOINC RxNorm

Data Architecture

Medallion Star Schema Data Lineage

Platform Architecture

Production-grade design patterns and best practices

✅ Medallion Architecture

Bronze → Silver → Gold layers with clear separation of concerns

✅ Incremental Processing

Watermark-based updates with 15-minute real-time sync

✅ Data Quality Framework

Comprehensive validation, error handling, and monitoring

✅ FHIR-OMOP Interoperability

Bidirectional transformation with vocabulary mapping

✅ Hybrid Deployment

Local processing with cloud dashboards for cost efficiency

✅ Data Governance

OpenLineage tracking with comprehensive metadata catalog