Iuliia

Kompaniets

I'm an AI Engineer and Data Scientist with 4+ years of experience building production-ready systems powered by machine learning and large language models. I specialize in developing intelligent assistants, semantic search pipelines, and automation tools. What I Can Build For You: ✅ AI Assistants & Chatbots – Custom LLM-powered assistants using LangChain, OpenAI API, and vector databases for customer support, internal tools, or knowledge retrieval ✅ Semantic Search Systems – Free-text product search, document retrieval, or recommendation engines using embeddings and vector search (ChromaDB, pgvector) ✅ NLP Solutions – Text classification, entity extraction, summarization, and prompt engineering for various business needs ✅ ML Model Development – Classification models, predictive analytics, and data pipelines using PyTorch, TensorFlow, or scikit-learn ✅ Data Automation – Workflows to reduce manual effort, identify patterns, or extract insights from structured/unstructured data