Description

Kaggle Grandmaster with 15+ years in ML/AI. Led generative AI projects at IKEA, eBay and others. Published author of 3 ML books. PhD-level expertise with practical business focus. Specialized in LLMs, recommenders, time series & real-time ML applications.

Industry field of expertise

Languages

Polish
Native or bilingual
German
Conversational
Russian
Conversational
Dutch
Fluent
English
Fluent

Workplace preferences

Remote only

Primarily works remotely

IKEA
Principal Data Scientist
August 2023 - Today (2 years and 10 months)
Amsterdam, Netherlands
Data science advisor in AI Lab, a cross-functional team facilitating the implementation of AI methods in IKEA.
Machine learning Data science Time Series Analysis and Forecasting Agentic AI Generative AI
TNG Quant Consultancy
Owner
February 2010 - Today (16 years and 4 months)
Providing quantitative consulting services: focused research analysis, risk assessment, as well as development and testing of application prototypes and automated reporting procedures. Some projects include: evaluating statistical software engines, developing novel pricing methodologies and construction of predictive models tailored to specific markets.
Adevinta
Staff Data Scientist
January 2023 - August 2023 (7 months)
Amsterdam, Netherlands
Data science manager / tech lead of 6 people team, developing data science strategy and guiding team
development. Selected projects delivered by my team:
- Personalization through recommenders: similar / complementary items (6pct CTR increase in MP)
- ranking of search results: real-time prediction of click probability (3.3pct increase in CTR Kijiji CA)
- fraud detection: reply moderation and trusted user score (11pct drop in customer complaints)
- enhancing buyer experience with algorithmically generated improvements maximizing transaction
likelihood (6.1pct increase in vibrancy on Gumtree UK); CLM, CLV