Senior GenAI Engineer

Warsaw - Poland

Monthly Salary: Not Disclosed

Posted on: 11 hours ago

Vacancies: 1 Vacancy

Job Summary

We are looking for an experienced GenAI Engineer to build and scale backend services for AI-powered chat and agentic systems. The role combines strong backend engineering fundamentals with deep expertise in LLM integration prompt engineering and agentic workflow design including data ingestion and retrieval pipelines

Responsibilities

Design build and maintain backend services primarily in Python (with Go or Rust as a plus)
Integrate and orchestrate LLMs for chat and agentic workflows
Design and improve prompt engineering prompt chaining and tool/function calling
Build data ingestion pipelines (parsing normalization chunking enrichment)
Implement and optimize RAG pipelines including embeddings vector search and reranking
Work with PostgreSQL and vector databases (e.g. Qdrant)
Develop scalable and reliable systems running on Kubernetes
Contribute to system scalability and performance as well as bug fixing and stability
Ensure observability reliability and clean engineering practices in production systems

Requirements

5 years of experience as a backend engineer
Strong proficiency in Python (FastAPI Django or similar frameworks)
Hands-on experience with LLM-based systems (chatbots assistants agents)
Experience with prompt engineering and agentic workflows
Solid experience with RAG architectures including chunking and reranking
Experience with vector databases
Strong understanding of backend system design and scalability
Experience with Kubernetes and cloud-native architectures
Experience with PostgreSQL

Nice to Have

Experience with Go or Rust
Familiarity with agent frameworks (LangChain LlamaIndex etc.)
Experience with AI evaluation monitoring and observability
Experience with high-load or real-time systems

We offer*:

Flexible working format - remote office-based or flexible
A competitive salary and good compensation package
Personalized career growth
Professional development tools (mentorship program tech talks and trainings centers of excellence and more)
Active tech communities with regular knowledge sharing
Education reimbursement
Memorable anniversary presents
Corporate events and team buildings
Other location-specific benefits

*not applicable for freelancers

Required Experience:

Senior IC

We are looking for an experienced GenAI Engineer to build and scale backend services for AI-powered chat and agentic systems. The role combines strong backend engineering fundamentals with deep expertise in LLM integration prompt engineering and agentic workflow design including data ingestion and r...