GenAI/LLM Research Scientist — Data-Driven AI Innovator

NielsenIQ is seeking a Research Scientist with a data-centric mindset to join our applied research and innovation team in Madrid. You will analyze data, develop ML solutions, and deliver proofs of concepts for real-world, large-scale challenges, working with NLP, LLMs, and GenAI.

The role requires hands-on ML, RAG, prompt engineering, and collaboration across international teams. A Bachelor's in CS/Statistics/Math is needed, with 2–5 years in ML and strong English communication.