[Job - 30481] Senior SDET - AI-Powered Enterprise Solution, Brazil

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

As a Senior SDET, you will play a crucial role in ensuring the quality and reliability of our enterprise AI-powered conversational platform, featuring complex optimization engines and multi-agent orchestration. You will design and implement comprehensive testing strategies, collaborating closely with cross-functional teams to deliver high-quality solutions that meet client expectations.

• →Design and implement comprehensive test strategies for AI/ML systems, optimization engines, and API integrations.
• →Build automated test frameworks for multi-agent workflows and conversational AI systems.
• →Develop end-to-end integration tests across serverless cloud infrastructure.
• →Create performance and load testing frameworks for optimization solvers.
• →Validate mathematical optimization outputs and AI agent reasoning accuracy.
• →Implement test observability using CloudWatch, X-Ray, and logging frameworks.
• →Create dashboards to track test coverage, execution results, and quality metrics.

• Experience as SDET, QA, or Test Automation Specialist.
• Excellent English communication (B2 or higher - mandatory).
• Experience with test automation frameworks (Pytest, unittest, Robot Framework, Selenium).
• API testing expertise (Postman, REST Assured, requests library).
• AWS testing experience (Lambda, API Gateway, DynamoDB, S3).
• CI/CD pipelines and test integration (Jenkins, GitLab CI, GitHub Actions).
• Performance and load testing tools (Locust, JMeter, Gatling).
• SQL proficiency for data validation.
• Strong analytical and problem-solving skills.

• Experience testing AI/ML systems, LLMs, or conversational agents.
• Knowledge of optimization algorithm validation.
• Familiarity with AWS Bedrock, Lambda functions, and serverless architecture.
• Experience with contract testing and API mocking (Pact, WireMock).
• Understanding of Infrastructure as Code testing (CDK).
• Experience with observability tools (CloudWatch, X-Ray, DataDog).

At CI&T, we are driven by Collaboration, Innovation, and Transformation. We embrace AI to enhance our solutions and foster a culture of continuous improvement. Join us in shaping the future of technology and apply your skills to make a meaningful impact.

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