[Job-26238] Sr Python Developer (AI Specialist), 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. As CI\&T grows, we seek a Senior Developer, AI Specialist to drive AI transformation in software engineering, designing, prototyping, and scaling agentic and GenAI solutions that improve developer experience, productivity, quality, and business outcomes. **Responsibilities:** *AI Solution Design \& Experimentation* Lead end\-to\-end ideation, rapid prototyping (PoCs), and validation of GenAI use cases in engineering workflows. Define hypotheses, success metrics, and run experiments (A/B/offline evals) with rigorous, data\-driven measurement. Present findings and recommendations to senior leadership; iterate toward production\-ready solutions. *Agent Engineering \& Orchestration* Design and build AI agents and agent factories (multi\-tool, multi\-step, guardrailed) using Python/Node.js. Implement orchestration with frameworks and protocols (e.g., LangChain/LangGraph, MCP—Model Context Protocol). Integrate workflows with CI/CD pipelines; build reusable components and templates for scale. Apply best practices in prompt engineering, tool use, memory, planning, and retrieval (RAG) with vector databases. *API \& Microservices* Experience in designing and implementing RESTful APIs with Java/Kotlin, microservices architectures and distributed system. *LLMs \& Platforms* Work hands\-on with multiple LLMs and providers (OpenAI/Azure OpenAI, Anthropic, Google, open\-source like Llama/Mistral). *Collaboration \& Client Engagement* Partner with Engineering, Platform, DevEx, Finance, and Operations to embed AI in delivery workflows. Communicate clearly with technical and non\-technical audiences; drive alignment and adoption. Engage with clients as needed (occasional onsite presence) for discovery, workshops, demos, and rollout. *Documentation* Maintain concise documentation for architectures, prompts/agents, evaluation methods, and playbooks. **Requirements:** Solid experience in backend development. Proven experience in designing and implementing RESTful APIs, microservices architectures, and distributed systems. Hands\-on experience with messaging technologies (e.g., RabbitMQ, Kafka, EventHub) and event\-driven architectures. Practical experience or strong interest in integrating AI solutions into development processes, including the use of prompt engineering and related GenAI techniques. Familiarity with CI/CD pipelines, version control systems (e.g., Git), and agile methodologies. Advanced level in English to effectively read technical documentation and communicate with international teams. Strong problem\-solving abilities, attention to detail, and a commitment to delivering high\-quality, performant code. If you like it, just apply and good luck! \#LI\-JM2 **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: https://ciandt.com/br/pt\-br/carreiras 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.