[Job-30073] Mid-Level Tester, São Paulo (Hybrid)

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.
We're looking for a QA Engineer to join an international team building high-quality, scalable applications.
Work model
This is a hybrid role. Candidates must be available to work at the client's office twice a week (São Paulo).
What you'll be working with
API automation testing
Contract Testing (PACT)
REST Assured
Cucumber
JUnit
Mockito
WireMock
PIT (Mutation Testing)
JMeter (Performance Testing)
You'll be responsible for
Designing and maintaining automated test suites
Validating REST APIs and service integrations
Implementing and maintaining contract tests using PACT
Developing BDD test scenarios with Cucumber
Supporting mutation testing initiatives using PIT
Executing performance tests with JMeter
Working closely with developers to improve software quality throughout the SDLC
Participating in Agile ceremonies and collaborating with cross-functional teams
Nice to have
Experience with Operational Acceptance Testing (OAT)
Basic security testing knowledge (DAST and advanced security testing are handled by dedicated security teams)
Experience with CI/CD pipelines
We're looking for someone who has
Strong experience in test automation
Solid understanding of REST APIs
Experience working in Agile environments
Good communication skills
Advanced English.
MG-04