[Job-28352] Senior SDET for AI project, 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.

Senior SDET - AI-Powered Enterprise Solution

English Proficiency Required: C1 or higher (mandatory) - You will have extensive interaction with clients and stakeholders daily.

We are looking for a talented Senior SDET to ensure quality and reliability of an enterprise AI-powered conversational platform with complex optimization engines and multi-agent orchestration.

Key Responsibilities:

- 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
- Work closely with Data Scientists, ML Engineers, and Developers in Agile sprints

Required:

5+ years of experience as SDET, QA Engineer, or Test Automation Engineer
Excellent English communication (C1 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

Preferred:

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 (Terraform, CDK)
Experience with observability tools (CloudWatch, X-Ray, DataDog)

Nice to Have:

Experience testing RAG systems or vector databases
Knowledge of BDD/TDD frameworks (Behave, Cucumber)
Familiarity with containerization (Docker, Kubernetes) testing
Experience with SCRUM/Agile methodology

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.