What are the key responsibilities of a QA tester?

A QA tester plays a vital role in ensuring software quality by identifying bugs, glitches, and inconsistencies. They are responsible for creating test cases, executing test scripts, and documenting results. Testers work closely with developers to troubleshoot issues and verify fixes. They also focus on performance, security, and user interface testing, ensuring the software meets required standards. Additionally, QA testers conduct regression and compatibility tests across various devices and platforms. The role requires strong analytical and communication skills to collaborate effectively within development teams.

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