CI&T - [Job-29644] MASTER AI / Machine Learning Specialist ( AWS )
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Requirements
• Proven experience building production AI/ML systems on AWS • Strong hands-on expertise with AWS Bedrock Agents (AgentCore) • Experience designing multi-agent systems and agent orchestration workflows • Experience with AWS Bedrock Knowledge Bases (RAG), vector embeddings, and OpenSearch Serverless • Expertise with AWS Bedrock Guardrails, including PII protection and content governance • Experience implementing tool calling, function invocation, and state management • Strong prompt engineering and LLM optimization experience • Deep understanding of AWS observability tools: CloudWatch, X-Ray, Distributed tracing • Experience with: API Gateway, DynamoDB, Event-driven architectures • Familiarity with Infrastructure as Code: Terraform, AWS CDK • Strong knowledge of RESTful APIs and integration patterns • Experience with CI/CD pipelines for ML and AI systems • Ability to design resilient and fault-tolerant AI applications • Strong communication, collaboration, and technical documentation skills • Experience with Model Context Protocol (MCP) • Experience with AWS Step Functions for workflow orchestration • Familiarity with: CloudFront, S3, AWS WAF • Knowledge of conversational AI UX patterns and hybrid interaction models • Experience with session persistence and conversation state management • Understanding of compliance and governance requirements: PII handling, Audit trails, Data retention • Experience optimizing AWS Bedrock and OpenSearch operational costs • Familiarity with LLM evaluation frameworks and AI quality metrics • Experience with multi-turn dialogue management and context preservation • Knowledge of explainability and AI reasoning visualization techniques • Preferred Profile • We are looking for someone who: • Has strong ownership and autonomy • Is proactive and solution-oriented • Can operate effectively in ambiguous and fast-paced environments • Communicates clearly with both technical and non-technical stakeholders • Has a product mindset and business-oriented thinking • Demonstrates urgency, accountability, and collaboration • Enjoys building scalable AI platforms from the ground up • Technology Stack • AWS Bedrock | AgentCore | RAG | OpenSearch | DynamoDB | API Gateway | Lambda | Step Functions | CloudWatch | X-Ray | Terraform | CDK | Python | MCP | CI/CD | Docker | Event-Driven Architecture
Responsibilities
• Design and implement multi-agent AI architectures using AWS Bedrock • Develop agent orchestration logic and collaborative agent workflows • Configure and manage AWS Bedrock Agents, Knowledge Bases, and Guardrails • Build Retrieval-Augmented Generation (RAG) pipelines using vector databases and embeddings • Implement tool integrations using Model Context Protocol (MCP) and API-based services • Optimize LLM behavior through prompt engineering, tuning, and context management • Develop observability and monitoring strategies for AI workflows using CloudWatch and X-Ray • Build scalable event-driven architectures and resilient integration patterns • Design error handling, retry strategies, and graceful degradation mechanisms • Collaborate with engineering, product, and architecture teams to deliver production-grade AI solutions • Support infrastructure automation and deployment pipelines using IaC and CI/CD practices • Ensure governance, security, auditability, and compliance standards across AI systems
Benefits
• Opportunity to build cutting-edge enterprise AI solutions • Work with modern agentic AI architectures and AWS GenAI ecosystem • High visibility and strategic impact project • Collaborative and innovation-driven environment • Opportunity to shape the future of AI-powered workflow automation • 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); • Free online platform dedicated to physical, mental, and overall well-being • Pregnancy and responsible parenting course • Partnerships with online learning platforms • Language learning platform • 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.
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