Senior AI Developer , Brazil

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

With over 8,000 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 Product Development Lifecycle, from requirements and design to deployment and operations. You will design and build AI Agents, apply prompting techniques, and implement architectures like RAG. You will collaborate closely with product and engineering teams to embed AI into daily workflows.

The ideal candidate uses AI IDEs regularly and has solid knowledge of MCP and related Agentic AI concepts.

• Translate product and engineering challenges into AI solutions
• Build and deploy AI Agents with reasoning and memory integration
• Apply prompt engineering and RAG to real-world use cases
• Collaborate with teams to embed AI into requirements, coding, testing, and operations
• Prototype and test AI solutions, balancing experimentation with production readiness
• Support demonstrations of AI use cases for clients and internal stakeholders
• Stay current with advances in Generative AI and bring them into practice
• Communicate findings and trade-offs clearly in English to both technical and business audiences

• Bachelor's Degree in Computer Science, Engineering, Applied Math, or related fields (or equivalent experience)
• Strong programming background in Python (or similar) with experience in Generative AI frameworks and APIs
• Daily use of Generative AI IDEs or environments
• Proven experience in Prompt Engineering
• Solid understanding of RAG, MCP (Model Context Protocol), A2A (Agent to Agent) and ACP (Agent Coordination Protocol)
• Exposure to deploying AI-powered solutions across stages of the product lifecycle
• Strong technical communication skills in English
• Exposure to cloud native environments
• Ability to work independently and collaboratively in fast-paced environments

• Knowledge of how to integrate short and long-term memory in agents
• Exposure to Agentic AI frameworks, autonomous agents, or multi-agent orchestration
• Knowledge of Knowledge Graphs approaches
• Awareness of monitoring AI systems for evals validation, performance, accuracy, and cost monitoring

• Health and dental insurance
• Meal and food allowance
• Childcare assistance
• Extended paternity leave
• Partnership with gyms and health and wellness professionals via Wellhub (Gympass) Total Pass
• 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. See which data needs to be included in the report by clicking here. 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.