Quality Assuarance Engineer(QA)
QA is a way of preventing mistakes and defects in manufactured products and avoiding problems when delivering products or services to customers; comprises administrative and procedural activities implemented in a quality system so that requirements and goals for a product, service or activity will be fulfilled. It is the systematic measurement, comparison with a standard, monitoring of processes and an associated feedback loop that confers error prevention.
A day in life as a QA Engineer/Tester Article