Senior Ai Engineer

Rio Lerma No. 232 Mexico City ***** MexicoPublicis Sapient is looking for an innovative Full Stack AI/ML Engineer with expertise in Generative AI, Natural Language Processing (NLP), and modern web development.
In this role, you will design and deliver end-to-end intelligent applications, integrating advanced AI systems into scalable, user-centric solutions that help our clients build what mattersYour ImpactDesign and implement AI/ML models, with a focus on:NLP and transformer-based architecturesIntegration of Large Language Models (LLMs) such as OpenAI, Claude, or open-source alternativesImplementation of Retrieval-Augmented Generation (RAG) pipelinesConduct fine-tuning, prompt engineering, and model evaluation to optimize solutionsDevelop agentic AI workflows for autonomous task execution in enterprise use casesEnsure model performance, scalability, cost efficiency, and latency optimization for production systemsBuild and maintain end-to-end web applications:Frontend: React.js ...