Senior Artificial Intelligence/Machine Learning Engineer (RAG)

TL;DR

Senior Artificial Intelligence/Machine Learning Engineer (RAG): Building an enterprise-scale AI Knowledge Management platform for the healthcare IT sector with an accent on RAG core and vector store architecture. Focus on designing hybrid retrieval pipelines, optimizing multilingual embedding strategies, and ensuring system reliability under GxP/GDPR constraints.

Location: Hybrid (Must be based in the Czech Republic: Prague, Hradec Králové, or Zlín)

Company

A custom product engineering company that supports multinational organizations and scaling startups in solving complex business challenges.

What you will do

• Serve as the technical lead for the RAG core and vector store throughout the project lifecycle.
• Lead the Vector DB Proof of Concept to evaluate and confirm the final technology stack.
• Design and own the hybrid retrieval pipeline, including HNSW/BM25 strategies and tuning.
• Build and maintain multilingual embedding pipelines and implement LLM router logic with confidence scoring.
• Define and own the RAG evaluation approach against real production corpora.
• Ensure all AI components comply with GxP, GDPR, and EU data residency requirements.

Requirements

• 6+ years of Software/AI Engineering experience, with 3+ years implementing AI/ML solutions.
• Hands-on expertise in architecting high-performance RAG and hybrid search systems.
• Proven experience building generative AI architectures, agentic systems, and LLMs.
• Strong proficiency in Python for seamless model integration into backend environments.
• Experience with MLOps practices (CI/CD, monitoring) on AWS SageMaker, Azure AI, or GCP.
• English: Strong written and verbal communication skills required.

Nice to have

• Exposure to GxP compliance standards.

Culture & Benefits

• Tailored learning including Udemy access, internal workshops, and company-paid certifications.
• Comprehensive care with company-paid medical insurance and mental health support.
• Flexible hybrid work arrangement across three offices in the Czech Republic.
• High growth potential with internal mobility across diverse industrial domains.
• Collaborative "One Team" culture focused on innovation and professional progress.