Manual Quality Assurance Engineer, SIMBA Team

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Manual Quality Assurance Engineer, SIMBA Team based in Brazil. This is a full-time remote opportunity for a quality-focused QA engineer to help validate an advanced AI voice platform operating across more than 71 languages. You will play a key role in ensuring that new features, releases, and core user experiences meet high standards of reliability, functionality, and usability. The role combines hands-on manual testing, exploratory testing, regression coverage, defect investigation, and close collaboration with engineering and product teams. You will work across browsers and devices to uncover edge cases and help isolate issues before they reach users. Your documentation and testing insights will directly contribute to product stability and a stronger customer experience. This is an environment suited to a curious, detail-oriented QA professional who enjoys improving processes and working closely with cross-functional teams.