Senior AI Engineer, Brazil

🔥 2 minutes ago

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🤖 AI Engineer

👻 Ghost score 10%

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CI&T

WebsiteLinkedInAll Job Openings

5001 - 10000 employees

Founded 1995

💼 Consulting

🏥 Healthcare

📣 Marketing

💰 $5.5M Venture Round on 2014-04

Consulting • Healthcare • Marketing

CI&T is a global tech transformation specialist focusing on helping organizations navigate their technology journey. With services spanning from application modernization and cloud solutions to AI-driven data analytics and customer experience, CI&T empowers businesses to accelerate their growth and maximize operational efficiency. The company emphasizes digital product design, strategy consulting, and immersive experiences, ensuring a robust support system for enterprises in various industries.

📋 Description

• Own the solution end to end, from architecture to tested code running in production, using the agentic SDLC • Architect and build the agentic solution, including LLM integration through APIs, RAG, tool orchestration, runtime frameworks, system prompts, and guardrails • Build and manage context data pipelines using internal sources and vector databases • Develop backend services and APIs in Python and the user-facing application in React • Build, customize, and reuse agents, skills, subagents, commands, and development harnesses • Validate the solution with evaluations, automated tests, and red teaming for hallucinations, prompt injection, and data leaks • Review AI-generated code and outputs against technical, quality, and business requirements • Make token economy decisions balancing quality and inference cost • Instrument observability in application and agent code to monitor behavior, quality, and cost • Act as the team’s technical reference, lead complex designs, review code, and mentor peers • Collaborate with the AI Deployment Engineer and AI Orchestrator to reach production readiness • Apply ethics, privacy, data security, and compliance practices • Ensure delivery continuity and smooth knowledge transfer

🎯 Requirements

• Senior-level AI Engineer with a solid track record delivering AI-powered applications to production • Strong backend experience in Python (APIs, services, data processing) • Strong frontend experience in React • Hands-on experience building LLM applications: prompt and context engineering, RAG, tool orchestration, and multi-agent designs • Experience with vector databases and context data pipelines • Experience evaluating probabilistic behavior with evals and tests, and awareness of AI red teaming practices • Experience using AI coding agents and building your own agents, skills, or commands to accelerate delivery • Solid software architecture and engineering fundamentals: microservices, event-driven systems, CI/CD, TDD, and observability • Experience with code or document analysis, parsing, or text extraction use cases • Ability to act as a technical reference, reviewing code and mentoring other engineers • Fluent English (B2+ or higher), written and spoken • Nice to have: Experience analyzing or modernizing legacy codebases, such as COBOL, Java, .NET, or similar • Nice to have: Advanced RAG architectures and knowledge graphs • Nice to have: Experience with LLM observability and evaluation tooling • Nice to have: Experience with Azure • Nice to have: Experience fine-tuning models • Nice to have: Familiarity with the financial services or mortgage domain

🏖️ 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 • Inclusion support and workplace accommodations for people with disabilities • Dedicated Health and Well-being team, inclusion specialists, and affinity groups

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