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[Job-31573] AI Engineer Master

CI&T
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Hybrid (Brazil)HomeofficePosted 1mo ago

About the role

Senior AI Engineer within CI&T's Data Science & Artificial Intelligence team, focused on designing, architecting, and delivering production-ready AI solutions across Generative AI, RAG, enterprise integrations, and MLOps, with emphasis on scalable, secure, and business-aligned outcomes.

Responsibilities

  • Design AI solution architectures, considering performance, scalability, security, technical governance, operational costs, and long-term sustainability.
  • Build AI-powered products and platforms, ensuring strong engineering quality and alignment with business objectives.
  • Design and develop intelligent agents and multi-agent systems, including planning, reasoning, task orchestration, tool usage, and integration with multiple data sources.
  • Build advanced Retrieval-Augmented Generation (RAG) architectures, leveraging embeddings, vector databases, GraphRAG, hybrid search, reranking, and grounding techniques.
  • Integrate AI solutions with enterprise ecosystems, including ERPs, CRMs, transactional systems, data platforms, and business-critical applications.
  • Evaluate and experiment with LLMs, Small Language Models (SLMs), multimodal models, and other components of the AI technology stack.
  • Define metrics and AI evaluation strategies to ensure solution quality, accuracy, consistency, and reliability.
  • Implement observability and monitoring for AI applications, tracking performance, quality, cost, usage, latency, security, and model behavior.
  • Establish LLMOps practices, including development, testing, versioning, deployment, and monitoring pipelines.
  • Act as a technical reference, influencing architectural decisions, promoting engineering best practices, and contributing to the technical evolution of the AI practice.

Qualifications

  • Bachelor's degree in Computer Science, Computer Engineering, Software Engineering, Information Systems, or related field.
  • Advanced English proficiency.
  • Strong experience developing and deploying Generative AI solutions in production environments.
  • Experience designing technical architectures for complex, business-critical enterprise solutions.
  • Experience technically leading complex, multidisciplinary initiatives.
  • Advanced proficiency in Python.
  • Experience with LangChain, LangGraph, Semantic Kernel, LlamaIndex, or equivalent frameworks.
  • Experience with OpenAI, Azure OpenAI, Anthropic, Gemini, or similar AI platforms.
  • Advanced knowledge of RAG architectures, embeddings, and semantic search.
  • Experience with vector databases such as Pinecone, Weaviate, Qdrant, Milvus, or equivalent technologies.
  • Experience developing APIs and microservices.
  • Experience with Azure, AWS, or GCP.
  • Knowledge of observability, monitoring, and reliability engineering practices.

Skills

Required:PythonLangChain, LangGraph, Semantic Kernel, LlamaIndexAI PlatformsRAG architecturesVector databasesAPIs and microservicesCloud platformsObservability & reliability

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
Last updated Oct 21, 2026. Interested? Apply on the company site.

About CI&T

Technology Transformation Specialists

A global technology consulting and digital transformation firm that combines human expertise with AI to develop innovative solutions.

Technology transformationAISoftware developmentCloud servicesDigital experienceData analyticsApplication modernizationConsulting
Company profileWebsite

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