Conversational Designer (Brazil) 1

Sitel Corp.; São Paulo; Presencial; BRL 80.000 - 120.000; Tempo integral

Resumo da oferta

A leading customer experience services provider in São Paulo is seeking a Conversational AI Engineer to develop and deploy AI solutions. The role requires strong experience in LLM voicebots, machine learning, and integration skills. You will work with cutting-edge technologies and collaborate with top industry experts to deliver exceptional results. This role offers opportunities for professional growth in a dynamic environment.

Qualificações

• 5+ years experience in Conversational AI engineering.
• Experience with chatbots or voicebots is essential.
• Ability to monitor and optimize AI model performance.

Responsabilidades

• Implement system integrations for seamless automation.
• Engineer prompts for accurate, context-aware responses.
• Document architectures, configurations, and deployment processes.

Conhecimentos

Experience with LLM voicebots

Machine learning frameworks

Data preprocessing

Conversational AI platforms

STT and TTS systems

Model optimization

Fluent in written and spoken English

Ferramentas

Cognigy

Descrição da oferta de emprego

Conversational Designer (Brazil) 1

Req ID# 405706

São Paulo, Barra Funda, BR

Job Description : About Foundever

Foundever® is the next-generation services leader reinventing customer experience (CX). Built on diverse and proven industry experience, we proudly combine the latest in digital operations with a 150,000-strong, people-led workforce across +45 countries.

Each year we enable 3.3 billion conversations in +60 languages for more than 800 world-leading brands, helping them keep their brand promises in every moment that matters. And every day our AI-powered solutions integrate deep human insight to deliver technology-enabled, people-led and insight-driven outcomes at scale. We are building new ways to simplify the complexity of change, accelerate digital transformation and create measurable brand and business momentum for our clients.

How’s it going so far? Here’s what others have to say about the work we’re doing : .

And, we’re having fun while we do it – .

Get to know more about us at foundever.com and connect with us on , Facebook and Instagram.

Or hear directly from our people about what it’s like to wake up and keep brand promises : .

Job Summary

The CAI Engineer (Conversational AI Engineer) 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.

Roles and 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 implementing safeguards and governance measures
• Configure and maintain STT / TTS systems, ensuring high-quality voice performance and seamless telephony integration
• Document architectures, configurations, and deployment processes to maintain transparency and reproducibility
• Collaborate with cross-functional teams and work with developers, data analysts, product teams, and business stakeholders to align AI solutions with organizational goals
• Apply Agentic AI knowledge to design frameworks and provide implementation-focused recommendations
• Create best practices for hybrid bots with NLU and LLM

Preferred Qualifications and Experience

Must have :

• 5+ years. And it would be importante to have experience with LLM voicebots.
• Experience with machine learning and deep learning frameworks
• Knowledge of data preprocessing, feature engineering, and data pipelines
• Experience with AI models for chatbots or voicebots
• Experience with model evaluation, tuning, and deployment
• Knowledge of conversational AI platforms for chatbot and voicebot development.(Cognigy)
• Experience with speech technologies: STT (speech-to-text) and TTS (text-to-speech) systems
• Model deployment and integration skills, including APIs and system integrations
• Ability to monitor, evaluate, and optimize AI models for performance, scalability, and reliability
• Understanding of AI safety, bias mitigation, and ethical practices in conversational AI
• Ability to document architectures, configurations, and deployment procedures clearly
• Collaboration skills to work with product, engineering, and UX teams
• Fluent in written and spoken English and French

Nice to have

• Proficiency in German, French or any other EU language
• A proactive attitude, with a passion for learning and keeping up with the latest industry trends
• A collaborative team player who can also work independently with minimal supervision
• Experience in chatbot and voicebot project using Cognigy

Why You'll Love This Role

• Be at the forefront of CX transformation, working with leading BOT / AI technologies, specially Genesys delivery.
• 🌍 Work with global clients across the U.S. and EMEA, delivering cutting-edge solutions in a fast-paced, dynamic environment
• 💡 Collaborate with a talented team of experts in AI, automation, performance, and agent tools to deliver exceptional results
• 🔹 Drive business success by managing multiple projects and clients simultaneously, with opportunities to showcase your leadership and problem-solving skills
• 🎯 Grow professionally by working on complex, high-visibility projects while honing your technical, project management, and client relationship skills

#LI-MAM

#LI-Hybrid

#LI-Brazil

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