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. Responsibilities: Participate in developing and documenting User Stories by providing the test strategy and automation estimates. Develop, document, and maintain the test strategy and test scenarios. Build and execute unit, component, acceptance, integration, load, security, scalability, usability, and platform tests. Conduct code reviews to ensure consistency, quality, and reusability of test automation artifacts. Partner with developers to ensure all areas of the application are fully tested and to find technical solutions for test automation. Build and manage automated test suites and ensure execution through various environments, CI-CD pipelines, and to be used by NOC teams. Regularly execute, maintain, and update automated test suites and analyze the results to identify the cause of failures. Create defects for issues found with appropriate details and ensure issues are resolved, including validation of the fix and required automation updates. Present appropriate results to sign off on software functionality for new production releases. Work with cross-functional teams and release management to manage development, QA, and production releases of the software. Perform exploratory testing to understand the feature and how it is implemented, to find additional or unexpected behavior, and to refine and define additional test cases for the feature. Contribute to the QA automation framework using industry-standard tools and approaches. Leverage and enhance coding standards and best practices for automated QA code. Participate in analyzing Major Incidents and Emergency Change controls to identify opportunities to automate software quality test cases to reduce or eliminate those issues.   Qualifications: Experience in Java/Ruby/C#/Python coding. Experience with automated testing tools - Cucumber/Gherkin, Selenium Webdriver, NodeJS, and Java. Experience in automated API testing using JAVA Spring Boot 2, RestAssured, GraphQL, or Postman. Experience with message-oriented protocols like JMS, such as AMQ, RabbitMQ, Kafka, etc. Knowledge of MS Entity Framework/Spring JDBC. Experience with service-oriented architecture. Knowledge of working with CI/CD processes and tools - preferably Jenkins/JenkinsX. Experience with source code version control tools and processes – Git/Stash. Experience in writing SQL queries for test data preparation as well as data validation. Experience in querying Couchbase databases is desirable. Experience working with databases and various data formats and related technologies for testing. SQL Server and SQL Server Management Studio are a plus. Experience with Splunk analysis to validate technical fixes and updates in application code/configuration. Experience with defect tracking tools (JIRA). Experience in manual testing. Experience with POS systems is a plus. Desirable to have experience with payment gateways and payment terminals. Desirable to have experience with Kubernetes and operations for deploying container-based applications. Ability to work independently, with attention to detail and follow-up activities. Ability to multitask in a fast-paced and dynamic work environment. Experience in high-traffic eCommerce applications.   #LI-JM5   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.