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Manual QA - Mobile App Performance Test
Lifted, an Upwork Company
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Wysokie Mazowieckie, Poland
Location
Wysokie Mazowieckie
Posted
July 05, 2026
Commute
Local Area
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Job Description
Job Description
- Execute manual testing activities for mobile applications across multiple device types and supported environments
- Validate mobile application functionality, usability, responsiveness, and performance during testing cycles
- Identify, reproduce, document, and report defects with clear details and actionable findings
- Perform functional and exploratory testing to uncover issues affecting application quality and user experience
- Execute structured test cases and provide timely updates on testing progress and observed behaviors
- Verify application performance under different scenarios and report inconsistencies or degradation in user experience
- Maintain accurate testing documentation and communicate findings effectively to local and global stakeholders
- Collaborate with cross-functional teams to support testing priorities and project delivery timelines
- Support ad hoc testing requests based on release...