AI Principal Engineer

NielsenIQ Madrid, Spain Posted 2 Sept 2026

About this role

Job Description What You’ll Do Embed with business teams to deeply understand workflows, pain points, and opportunities for automation and optimization Design and build AI-powered tools that improve internal productivity across functions such as finance, HR, operations, sales, and marketing Rapidly prototype and iterate using modern AI/ML technologies (e.g., LLMs, Copilots, automation pipelines) Deploy solutions in production, ensuring reliability, usability, and measurable impact Bridge techni…

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