Skills & stack
Languages
Java
Python
Frameworks
Node.js
Direction
Machine Learning
Skills
LLM
RAG
About the role
Espeo Software is hiring a Senior AI Specialist to build, train, fine-tune and deploy AI/ML models, including LLMs, for enterprise clients, integrating them into backend systems. Hybrid role, one day per week in the office (Poznań, Wrocław, Łódź or Warszawa). Compensation stated as PLN 170-200/hour (B2B), roughly EUR 40-47/hour net.
Responsibilities
Build, train, fine-tune and deploy AI and machine-learning models, including LLMs; integrate AI systems into backend environments (Java, Node.js, Python); manage vector databases (Pinecone, Weaviate, Qdrant, Milvus); develop data-preprocessing and model-evaluation pipelines; collaborate across teams to translate business needs into working solutions.
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E
Outsource
Poznań-founded software house specializing in custom fintech and healthcare software development, and a certified Hyperledger Fabric service provider.
- Location
- Poznań, Poland
- Team size
- 11-50
Overview
- Seniority
- Senior
- Remote policy
- Hybrid
- Location
- Poznań, Poland
- Employment
- Contract
- English
- B2
- Posted
- Aug 08, 2026
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