Experteer Overview In this role you will design and build next-generation Enterprise Search and information retrieval systems powered by Generative AI. You will work on scalable AI-enabled search, agentic orchestration, and deep semantic understanding to improve relevance and performance at enterprise scale. You will collaborate with cross-functional teams to translate business needs into data science solutions, contributing to decisions and proofs of value. This opportunity offers hands-on experimentation with cutting-edge AI to shape enterprise search capabilities at Roche. Compensaciones / Incentivos • Lead model development, experimentation, evaluation and optimization for ML/AI-enabled search solutions • Drive RAG experimentation and agentic AI search, including design of evaluation frameworks • Develop and deploy LLM-based search components and advanced prompts • Partner with stakeholders to translate business challenges into analytical approaches and scalable intelligence • Conduct PoC, knowledge-sharing sessions and deliver impactful demos • Build data pipelines for structured/unstructured data,



processing and feature engineering • Experiment with vector databases and embeddings to enhance search accuracy • Deploy, test, and monitor ML models and endpoints; ensure interoperability with APIs and MCP protocols Responsabilidades • Master's degree or PhD in a quantitative field • Rising expert in predictive modeling and analytical module ownership • Ability to own complex data problems and deliver independently • Experience with moderately complex data science problems within medium-sized architectures • Strong Python programming • Experience in information retrieval and NLP • Hands-on ML/DL frameworks (TensorFlow, PyTorch, scikit-learn) • Cloud experience (AWS or Azure); Git and Agile practices • Experience with search engines/IR and relevancy tuning (Elasticsearch, Solr, Lucene) is a plus • Strong communication and collaboration skills • Healthcare/pharmaceutical industry experience is a plus Requisitos principales •

📌 Data Scientist - Enterprise Search (Madrid)
🏢 Roche
📍 Madrid