For Brazil Only, PJ contract, Fluent EnglishPosition:Senior Quality Assurance (QA) Engineer
Location:Brazil (Remote)
Work Hours:Must have overlap with U.S. Central Time
Start Date:Immediate
Contract Type:PJ (Pessoa Jurídica)
Duration:3-4 months
Language Requirement:Fluent English required ( U.S.-based company)Summary
We’re looking for an experiencedQA Engineerwho ramps up quickly on complex business domains and turns that understanding into clear, risk-based test strategies. You’ll combine strongmanual testingskills with proventest case designandautomation in .NET (C#)to raise the bar on quality across web, API, and data flows. You’ll partner closely with Product, Engineering, and DevOps to deliver reliable, testable, and observable software continuously.What You’ll Do
Translate business processes into tests:Rapidly learn product/domain concepts and map endtoend workflows into highvalue test scenarios and acceptance criteria.
Design and execute test suites:Build and maintain comprehensivemanualandautomatedtests (UI, API, integration, regression, smoke, and exploratory).
Build .NET automation:Develop and maintainC#test automation frameworks (e.g.,Playwright ,Selenium WebDriver ,SpecFlow BDD ,NUnit/xUnit/MSTest ) aligned to SOLID and POM principles.
Enable CI/CD quality gates:Integrate automated tests into pipelines (e.g.,Azure DevOps ,GitHub Actions ) with parallel runs, test reporting, and flaky-test management.
Collaborate across disciplines:Work with Product Owners to refine acceptance criteria, with Developers to shift-left quality, and with business users to validate in staging/preproduction environments and in production once deployed.
Own defect lifecycle:Identify, document, prioritize, and drive resolution of defects with clear reproduction steps, logs, screenshots, and impact.
Data & API validation:Test APIs, validate payloads and contracts (e.g., viaSwagger/OpenAPI ), and verify database outcomes ( SQL Server ).
Non-functional checks:Contribute toperformancebaselines (e.g.,k6 ,JMeter ), andsecuritytest coordination.
Test strategy & traceability:Maintain risk-based test plans, coverage maps, and traceability to requirements/ACs.
Mentor & improve:Share best practices, pair on tests, and improve standards for reliability, maintainability, and observability of tests.Must Have Qualifications
Software quality assurance experience, including extensive manual testing and test case design.
Proficiency in building and maintainingautomated tests in .NET (C#)for UI and/or API layers.
Strong understanding of.NET/.NET Core ,ASP.NET (MVC/Web API)fundamentals, HTTP, and JSON.
Hands-on withSeleniumand/orPlaywright, plusNUnit/xUnit/MSTest ; experience.
Comfortable reading application code, usingVisual Studio / Visual Studio Code, debugging tests, and collaborating on testability.
Experience withAzure DevOpsorGitHubfor source control, boards/issues, and CI/CD pipelines.