Quality Assurance Engineer

What the role involves

• Design and maintain automated regression suites across the product
• Plan and execute test cycles covering functional, integration and acceptance criteria
• Investigate defects, isolate root causes and guard against recurrence
• Define quality gates and release readiness criteria with the delivery team
• Coach developers on testing practices and testability

Core skills

• Test Strategy & Design (level 4/5)
• Automated Testing (Playwright / Cypress / Selenium) (level 4/5)
• API & Contract Testing (level 3/5)
• Defect Analysis & Root Cause (level 4/5)
• SQL & Database Design (level 3/5)
• CI/CD Pipelines (level 3/5)

Preferred skills

• Performance & Load Testing
• Accessibility Testing
• Non-Functional Requirements

Tools

Experience expected

1-3 years in software testing, or a strong QA portfolio

Projects that prove the role

• Automated regression suite that cut nightly manual testing by 80%
• Performance test harness identifying a database bottleneck before launch
• Accessibility audit and remediation tracker for a customer portal

Evidence to collect

• A test automation repository with clear suites and reporting
• A defect report that demonstrates genuine root-cause analysis
• A documented test strategy for one release

What the interview covers

• Designing test cases for an untestable, ambiguous requirement
• Deciding what to automate and what to leave to exploratory testing
• Explaining a flaky test and how you stabilised it
• Differentiating severity from priority in defect triage

How the role progresses

• QA Engineer
• Senior QA Engineer
• SDET
• QA Lead
• Head of Quality

Certifications that carry weight

• ISTQB Certified Tester
• AWS Certified Cloud Practitioner

Related roles

• software-engineer
• fullstack-engineer
• site-reliability-engineer

Turn this into a plan

Inside CareerDev4AI, choosing this role generates a roadmap of the skills, projects and milestones that move you towards it.