Systems
QA Engineer
Plain English
Makes sure things work properly.
Definition
A QA engineer ensures a product works correctly by testing functionality, glossaryPerformancePerformance refers to how quickly and efficiently a system responds to user actions and processes tasks.Open glossary term, and glossaryReliabilityReliability is the ability of a system to consistently perform as expected without failure.Open glossary term.
In practice
Runs tests, identifies bugs, and validates glossaryReleaseA release is the point at which a product or feature is made available to users. It marks the transition from development to real-world use and often involves deployment, communication, and monitoring.Open glossary term.
In context
The role gets squeezed when deadlines tighten, and the cost appears two glossaryReleaseA release is the point at which a product or feature is made available to users. It marks the transition from development to real-world use and often involves deployment, communication, and monitoring.Open glossary term later as a glossaryBacklogThe backlog is a prioritised list of work that needs to be delivered, including features, fixes, and improvements.Open glossary term of defects nobody has time to reproduce.
The reality
Often brought in too late, limiting their effectiveness.
Compared with
QA Engineer vs Usability Testing
QA establishes whether the product works as specified. guideUsability TestingObserving users complete tasks to identify usability issues, friction, and barriers to success.Open guide establishes whether the specification made sense to users. A glossaryFeatureA feature is a specific piece of functionality within a product that delivers value to users. It represents something users can do or experience as part of the overall product.Open glossary term can pass every QA check and still fail the people it was built for.
FAQ
Common questions
A few practical answers to the questions that usually come up around this term.
What does a QA engineer do?
They test products for issues and bugs.
What types of testing are used?
Manual and automated testing.
Why is QA important?
It ensures quality and glossaryReliabilityReliability is the ability of a system to consistently perform as expected without failure.Open glossary term.
When should QA be involved?
Throughout the development glossaryProcessA process is a defined sequence of steps used to achieve a specific outcome.Open glossary term.
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