Senior AI Engineer (LLMs & Agentic AI)

This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Senior AI Engineer (LLMs & Agentic AI) based in Brazil. Join a collaborative, AI-driven engineering environment focused on building and scaling production-grade AI applications. In this role, you will design and develop advanced large language model (LLM) solutions, agentic AI systems, and intelligent conversational workflows that deliver meaningful business impact. You will work with modern technologies from leading LLM providers, building reliable integrations, orchestration capabilities, and evaluation frameworks. The position offers significant technical ownership, with the autonomy to make architectural decisions and collaborate directly with engineering leadership. You will help improve AI performance, reliability, and efficiency through experimentation and engineering best practices. This is an opportunity to shape production AI capabilities within a fast-moving team that values technical excellence, clear communication, and continuous learning.