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Conversational AI Engineer

Company

Sitel Corp.

Location

Remote, Brazil

Type

Full-time

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.

Job Responsibilities

  • Implement system integrations for seamless automation across platforms
  • Engineer prompts and structure knowledge bases to ensure accurate and context-aware responses
  • Ensure safe and reliable AI model by implem...

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