Quality Assurance (QA) Engineer - São Paulo, Brazil - Hybrid/Remote
🧪 Ensure Product Excellence Across Front-End & Back-End Systems
📲 Elevate User Experience in a Fast-Moving Consumer Tech Environment
🛠️ Own the Testing Process with API-First Thinking & UI Precision
🌎 Hybrid or Remote Role Based in São Paulo, Brazil
We’re seeking a detail-driven and collaborative Quality Assurance (QA) Engineer to join our expanding team in the consumer products industry. Based in São Paulo, this role is ideal for a QA professional who excels in manual testing, API validation, and front-end/back-end coordination, and wants to play a critical role in delivering high-quality, seamless digital experiences.
What You’ll Do:
🔍 Manual Testing & Validation
* Conduct comprehensive front-end (FE) validation to ensure UI/UX matches design specs and works across devices and browsers
* Perform back-end (BE) testing using Postman, Swagger, or similar tools to validate API response codes, payloads, and error handling
* Test data integrity between UI, APIs, and databases to ensure end-to-end accuracy
* Execute multiple testing types:
* Functional Testing
* Integration Testing
* Regression Testing
* Smoke Testing
* Exploratory Testing
📝 Test Case Development & Documentation
* Create and maintain detailed test cases, test plans, and acceptance criteria (AC)
* Embed API contracts into test cases to ensure expected backend behavior
* Log and track defects with thorough reproduction steps and impact analysis
* Continuously refine test coverage in collaboration with developers and product managers
🤝 Collaboration & Process Improvement
* Partner with developers, PMs, and stakeholders in agile ceremonies (stand-ups, sprint planning, retrospectives)
* Communicate test results clearly and escalate high-priority defects
* Help define and evolve QA best practices, strategies, and tools for team-wide efficiency
What You Bring:
* 3+ years of QA experience in web or mobile application testing
* Strong manual testing skills across UI and API layers
* Proficiency with Postman, Swagger, or similar tools for API validation
* Experience writing test cases with API contracts embedded in AC
* Knowledge of frontend/backend architecture, API flows, and data consistency validation
* Ability to work effectively in agile teams with strong communication and collaboration
* Bonus: Familiarity with test automation frameworks or scripting basics
Why You’ll Love It Here:
✅ Be the voice of quality in a product-first environment
🔗 Collaborate with cross-functional pros who value precision and performance
📈 Make a direct impact on the customer experience and product reliability
🌍 Based in São Paulo, with remote or hybrid work options available