LexisNexis Legal & Professional, a RELX company, is seeking a Senior Machine Learning Engineer II to join their innovative AI team. This role focuses on developing LLM applications and working with cutting-edge AI technologies to transform legal research. The position offers a unique opportunity to work with both proprietary and open-source models, implementing RAG-based applications and working with vector databases. The ideal candidate will collaborate with data scientists and engineers to create production-ready AI solutions that serve customers in over 150 countries. The role combines technical expertise in machine learning, big data, and software engineering with the opportunity to impact the legal technology sector. Based in Mexico City with a hybrid work arrangement, the position offers comprehensive benefits and the chance to work with a global leader in legal analytics and information services. The company's commitment to work-life balance, professional development, and inclusive culture makes this an attractive opportunity for experienced ML engineers looking to make a significant impact.