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LLM/AI Engineer
New
AI/ML

LLM/AI Engineer

Warszawa
54 - 68 USD/hNet per hour - B2B
54 - 68 USD/hNet per hour - B2B
Type of work
Full-time
Experience
Senior
Employment Type
B2B
Operating mode
Remote

Tech stack

    English

    B2

    Azure OpenAI

    master

    Python

    master

    Langchain

    advanced

    Databricks

    advanced

    FAISS

    regular

    Weaviate

    regular

    Pinecone

    regular

    REST API

    regular

    MLflow

    junior

Job description

Online interview

Responsibilities:

  • Design, develop, and maintain LLM-powered solutions, including Retrieval-Augmented Generation (RAG) pipelines, entity extraction modules, and structured content generation frameworks

  • Implement and optimize LLM workflows using Azure OpenAI Service

  • Build scalable solutions for integrating vector databases, embeddings generation, document chunking, and metadata enrichment

  • Collaborate with data engineers on data pipelines and prompt chains in production environments

  • Define and implement prompt engineering strategies and fine-tuning approaches for LLM-based solutions

  • Ensure compliance with enterprise data governance, security, and regulatory standards, particularly in highly regulated industries (e.g., pharmaceuticals)


Required Skills & Qualifications:

  • Proven hands-on experience building LLM-based applications, including RAG pipelines and knowledge retrieval systems

  • Strong proficiency with Azure OpenAI (deployment, prompt design, rate limiting, model configuration)

  • Solid understanding of NLP techniques, including entity extraction, summarization, and classification

  • Experience designing document ingestion and embedding pipelines using tools such as LangChain or custom implementations

  • Familiarity with vector databases such as FAISS, Weaviate, or Pinecone

  • Practical knowledge of prompt engineering, few-shot learning techniques, and evaluation of generative outputs

  • Ability to write production-grade Python code and work in cloud-native environments (e.g., Databricks, Azure Functions)


Nice to have:

  • Experience with Databricks Model Serving, MLflow, and serving fine-tuned or custom LLMs via REST APIs


We offer:

  • B2B contract (up to 250 PLN/h net + VAT)

  • 100% remote work

  • Wide range of projects (internal and international)

  • Dedicated certification budget

  • Annual evaluation meetings to define an individual development path

  • Benefits package

  • Integration trips

54 - 68 USD/h

Net per hour - B2B