Lead AI Developer

1 semana atrás

Remoto, Brasil Ci&T Tempo inteiro R$80.000 - R$120.000 por ano

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

With over 7.400 CI&Ters around the world, we've built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.

We are looking for AI-first engineers who use Generative AI as a foundation of software engineering. This role applies AI across the full Product Development Lifecycle, from requirements and design to deployment and operations. You will design and build AI Agents, apply advanced prompting techniques, and implement architectures like RAG, ReAct, and Chain of Thought. You will also leverage short and long-term memory, MCP, A2A, ACP, and Agentic AI patterns. The ideal candidate uses AI IDEs every day and sees AI not as a tool, but as the core of how modern engineering is done.

Responsibilities:

Translate product and engineering challenges into AI-driven solutions that enhance speed, quality, and outcomes

Build and deploy AI Agents with advanced reasoning, integrating memory, MCP and A2A.

Apply prompt engineering, RAG, Chain of Thought, ReAct, and other modern AI frameworks to real-world use cases

Partner with product and engineering teams to embed AI into requirements, coding, testing, monitoring, and operations

Prototype, test, and scale AI solutions, balancing experimentation with production readiness

Design and run evals to test LLM outputs for quality, reliability, and safety

Support pre-sales and client discussions by demonstrating applied AI use cases and outcomes

Stay ahead of research and practice in GenAI and bring them into daily engineering practice

Communicate findings and trade-offs clearly to both technical teams and executives

Required qualifications:

Bachelor's Degree in Computer Science, Engineering, Applied Math, or related fields

Strong programming background in Python (or similar)

Strong communication skills in English, both technical and business-oriented

Exposure to cloud native environments

Nice to haves:

Previous experience as an AI Developer

Knowledge of reasoning strategies (Chain of Thought, ReAct)

Experience with Agentic AI frameworks, autonomous agents and multi-agent orchestration

Experience designing and applying evals to validate LLM outputs

Experience with Knowledge Graphs, or hybrid RAG approaches

Experience monitoring AI systems for performance, accuracy, and cost

Our benefits:

  • Health and dental insurance
  • Meal and food allowance
  • Childcare assistance
  • Extended paternity leave
  • Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;
  • Profit Sharing and Results Participation (PLR);
  • Life insurance
  • Continuous learning platform (CI&T University);
  • Discount club
  • Free online platform dedicated to physical, mental, and overall well-being
  • Pregnancy and responsible parenting course
  • Partnerships with online learning platforms
  • Language learning platform

And many more

More details about our benefits here:

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.

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