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AI Engineer – LLM Agentic Systems f m x
Job description
We are building a new AI team within a project in the digital healthcare / data-driven marketing domain. We are looking for both a Tech Lead and Senior Engineers who will work together as one cohesive team. The role focuses on designing and delivering production-grade AI systems powered by LLMs in a real-world, regulated environment. Your tasks Design and develop production-ready AI systems based on LLMs and agent-based workflows Build and maintain data pipelines for retrieval, orchestration, and evaluation Implement solutions using frameworks such as LangChain, LangGraph, LlamaIndex, or custom approaches Develop and optimize RAG pipelines (chunking, embedding, retrieval, reranking) Integrate LLM models (OpenAI and open-source) and support model selection decisions Collaborate with Data Science teams to productionize ML models Build evaluation frameworks (metrics, test sets, regression tests) and monitor system performance Create and maintain scalable AI infrastructure in a cloud environment Requirements Minimum 5 years of commercial experience in software development or AI/ML engineering Strong Python skills with solid software engineering practices (modular design, testing, code reviews) Hands-on experience with LLM frameworks such as LangChain, LangGraph, or LlamaIndex Experience with vector databases (e.g., Pinecone, Weaviate, pgvector, OpenSearch) Practical experience building RAG pipelines and working with unstructured data Experience working with SQL and cloud-based data systems Availability to start within 2 weeks due to a fast project kickoff Fluency in English Residing in Poland required What we offer Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People If you want to work on systems with high operational significance — apply now!
Required skills
english
system performance
software development
sql
python
llm
testing
evaluation
vector databases
data science
code reviews
data pipelines
openai
langgraph
llms
llamaindex
cloud environment
poland
tech lead
metrics
orchestration
langchain
ai engineer
rag pipelines
opensearch
senior engineers
llm models
data-driven marketing
chunking
pinecone
evaluation frameworks
weaviate
open-source models
unstructured data
ml models
digital healthcare
regulated environment
pgvector
retrieval
regression tests
embedding
reranking
agent-based workflows
agentic systems
modular design
ai/ml engineering
production-grade ai systems
software engineering practices
production-ready ai systems
test sets
scalable ai infrastructure
cloud-based data systems
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Company information
- Company
- Sii
- Location
-
Polska, pomorskie, Trójmiasto, Gdańsk
Poland - Posted
- 2 months ago
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