1. Domain knowledge:You thoroughly understand the application's domain to conduct a successful testing session and design effective tests. You also devote time to learning the terminology and developing business scenarios.
2. Test automation:You have the solid technical knowledge to determine which tests must be automated at which layer, provide valuable quality metrics to the organization, and select the appropriate tools to aid testing efforts.
3. Quality management:You never compromise on quality during testing. You ensure that quality engineers are involved from the first stage of development – not the last. You're always sure to raise any conflicting objectives or requirements to give a realistic effort estimation to stakeholders.