Portfolio

Selected projects and case studies from the fields of Data Science, Machine Learning, and data analytics. Each project showcases a specific problem, the solution used, and measurable results.


Results in Numbers

Metric Value
Completed projects dozens
Production ML models (Unified Pipeline) ~100
Years of DS/ML experience 7+
Average model accuracy improvement 15%
Model deployment time reduction up to 80%

Selected Projects

⚙️ Unified Pipeline

Problem: Fragmented ML processes, inconsistent model quality, and long deployment times (10+ days).

Solution: Design and implementation of a unified ML pipeline on the Databricks platform with automated feature engineering, model registry, and A/B testing.

Results:

Metric Before After Improvement
Model deployment time 10 days 2 days −8 days
Model accuracy baseline +15% +15%
Pipeline runtime 4 hours 2.4 hours −40%

Technologies: Python, PySpark, Databricks, MLflow, Optuna, Docker


🤖 Open Source Projects


Areas of Expertise

  • Banking and finance: Propensity models, CRM optimization, NBO, dynamic pricing, product analytics
  • MLOps: ML pipeline automation, deployment, monitoring, model registry (MLflow)
  • Big Data: PySpark, Databricks, Spark, Hadoop, Hortonworks, Oracle DBMS, distributed computing
  • BI & Reporting: Power BI, MS Excel, PL/SQL analytics, data transfers and integrations
  • Econometrics: Macroeconomic analyses, forecasting, time series
  • AI Engineering: MCP, LLM integration, RAG pipeline, AI implementation in corporate environments

Interested in What I Can Do for You?

Every project starts with a free introductory consultation. Together we will find out where data and AI can help you the most.

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