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Bartek N.

NLP & Prompt Engineer · Senior

Poland · Rate on request

Professional Overview

I have extensive hands-on technical AI experience and PhD. I am designing and deploying production-grade NLP and LLM systems. My work spans the full pipeline — from data preprocessing and model selection through fine-tuning (LoRA/QLoRA) to serving and monitoring. I am proficient with the HuggingFace ecosystem, LangChain, LangGraph, and prompt engin

Areas of Expertise

NLP & Prompt Engineering

Build natural language processing systems, fine-tune large language models, and craft reliable production prompts for AI-powered products.

AI & Machine Learning Engineers

Design, train, and ship production ML models — from data pipelines to model inference at scale. Covers supervised learning, neural networks, LLM integration, and model optimisation.

Data Science & Analytics

Extract business insights from raw data using statistical modelling, predictive analytics, A/B testing, and interactive dashboards.

Current location

Poland

Time Zone

Warsaw UTC+1

Primary Work Language

English

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