AI Engineer

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Development of Conversational Agents: Design and enhance AI agents for customer service, negotiation, and conversion across various channels such as WhatsApp, voice, and webchat.

• LLM Management: Utilize frameworks like LangGraph (or similar) to implement flows, managing context, memory, tools (tool calling), and conversation states.

• Prompt Optimization: Design, test, and refine prompts for diverse scenarios (collections, sales, support), ensuring consistency and high performance.

• Integration of Tools: Connect agents to APIs and external systems (e.g., Pix payment generation, data lookup, CRM), enabling actions within conversations.

• Quality Assurance in AI: Oversee responses, mitigate hallucinations, and ensure compliance with business rules.

• Personalization Strategies: Utilize contextual data (customer profiles, history, segmentation) to enhance interactions and make them more effective.

• Experimental Approaches: Conduct A/B testing on methods, flows, and prompts, continuously enhancing agent performance.

• Observability in AI: Monitor usage, costs, latency, and response quality metrics (LLM monitoring).

• Cost Management: Develop strategies to lower the cost per interaction (model selection, caching, fallbacks, etc.).

• Team Collaboration: Collaborate closely with backend, product, and operations teams to ensure AI creates tangible business value.

⛳️ Requirements

• Experience with LLMs: Practical experience using models such as GPT, Claude, or similar.

• Prompt Development: Capability to structure effective, predictable prompts for a variety of scenarios.

• Agent Management: Familiarity with frameworks like LangChain, LangGraph, or similar.

• API Integration: Experience in integrating with APIs and utilizing tool calling.

• Programming Skills: Strong backend development expertise (preferably in Node.js or Python).

• Contextual Management: Proficiency in managing conversation memory, state, and flow control.

• AI Troubleshooting: Ability to analyze and resolve unexpected model behaviors.

• Version Control: Experience with Git.

🏝️ Benefits

• Health Insurance – Amil + co-payment (optional)

• Dental Plan – Amil (optional)

• Corporate SIM card with free voice and data

• Partnerships with educational institutions

• Birthday day off

• Total Pass