**About Us** At Billor, short for "Bill of Rights," we are building the largest trucking ecosystem in the U.S., dedicated to supporting truck drivers. By combining FinTech, Technology, and Freight Management, we empower drivers to achieve truck ownership and a better quality of life. Our mission is rooted in freedom, responsibility, and efficiency, enabling drivers to maximize productivity and enjoy more time with their families. **About the role** We are looking for a Quality Assurance (QA) Analyst who is passionate about ensuring the excellence and reliability of software products. You will be a key player in ensuring that our web (React) applications and mobile platforms (React Native, native Android, and native iOS) meet the highest quality standards, from architecture to the end\-user experience. **Responsibilities** * Design, develop, and maintain comprehensive test plans, test cases, and test scripts (both manual and automated). * Develop and maintain automated test suites for E2E (End\-to\-End) and regression testing, using tools like * Cypress, Playwright, or similar. Perform functional and exploratory testing on our web (React) platforms and mobile applications (React Native, native Android, and native iOS). * Validate the functionality, security, and performance of RESTful APIs and WebSocket communications, using tools like Postman, Insomnia, or automation (e.g., Jest/Supertest). * Identify, document, and track bugs clearly and in detail, collaborating with the development team to ensure their resolution. * Actively collaborate with developers (Frontend and Backend), Designers, and Product Managers to understand requirements and ensure adequate test coverage. * Participate in the continuous integration and delivery (CI/CD) process, ensuring automated tests run reliably. * Analyze test results, generate quality reports, and provide constructive feedback for continuous process improvement. * Validate data integrity and interactions with the database (PostgreSQL). Requisitos: * Proven experience as a QA Analyst or Test Engineer, with a strong focus on automation for web and mobile. * Proficiency in at least one web E2E test automation tool (e.g., Cypress, Playwright, Selenium). * Solid experience in mobile testing for both cross\-platform (React Native) and native applications (Android/iOS). * Proficiency with industry\-standard mobile testing frameworks (e.g., Appium, Espresso, XCUITest, Detox). * Hands\-on experience with API testing (Postman, Insomnia, or automation with industry\-standard libraries). * Familiarity with JavaScript/TypeScript for writing and maintaining test scripts (essential for interacting with the company's stack). * Solid knowledge of testing methodologies (functional, regression, exploratory, usability) and the software development life cycle (SDLC). * Experience with version control (Git) and Agile methodologies (Scrum/Kanban). * Excellent communication skills, strong attention to detail, and analytical ability to identify and solve problems. **Nice to Have** * Experience with performance and load testing (e.g., JMeter, k6, Gatling). * Knowledge of querying SQL databases (PostgreSQL). * Familiarity with CI/CD environments (e.g., Jenkins, GitLab CI, GitHub Actions) and Docker. * Understanding of microservices architecture and event\-driven systems (Pub/Sub). Benefícios **Extra Informations and Benefits** * On\-site in Joinville, SC * Health and dental plan * Paid vacation * Holidays off * Parental Leave * Wedding Leave * Flash card (supermarket and restaurants) * Total Pass * Clude Saúde * Annual bonus based on both company and individual performance * Eligibility to the LTIP (Long Term Incentive Plan)