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Conversational AI Engineer

Company: Sitel

Location: Brazil, London

Posted: June 01, 2026

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Position Details

The Conversational AI Engineer (CAI) is responsible for developing and deploying Conversational AI solutions: chatbots and voicebots, using LLMs, Agentic AI, and NLU models. This role manages technical implementations and integrations across environments, ensuring compliance with standards and best practices. It combines expertise in prompt engineering, knowledge base structuring, and system integration to enable end-to-end automation and continuous improvement. The CAI Engineer also ensures safe and reliable model behavior, performs fine-tuning, proactive monitoring, and performance optimization, and oversees STT/TTS configuration and maintenance to guarantee high-quality voice and seamless telephony integration. 

This is a remote role, candidate must be located and eligible to work in the LATAM region.


Job Responsibilities

  • Implement system integrations for seamless automation across platforms 

  • Engineer prompts and structure knowle...