This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior AI Engineer based in Brazil. This role is designed for an experienced AI engineer who wants to build and operate advanced agentic AI systems in a fast-moving environment.You will contribute to the development of production-grade AI products that automate complex business workflows and deliver measurable impact.The position combines software engineering excellence with modern AI practices, including LLM applications, agent architectures, evaluation frameworks, and intelligent automation.You will work across the entire AI product lifecycle, from designing solutions and integrating tools to monitoring performance in production.The role offers the opportunity to shape scalable AI platforms while collaborating with engineering, data, and product teams.You will have significant ownership, autonomy, and influence in defining how AI solutions are built, evaluated, and improved.