Denvinn Magsino

About

QA automation engineer with ad-tech domain experience (Prebid.js wrapper-based services) who built an end-to-end Python automation framework using Playwright to validate wrapper settings, auction request/response, and analytics payloads. Uses Jenkins-driven CI reporting and feature-categorized regression runs to quickly isolate revenue-impacting defects and coordinate fast fixes with developers.

Experience

Education

Key Strengths

• Built and owned an end-to-end automation framework spanning UI, APIs, and service wrappers (Python + Playwright)
• Multi-layer validation approach (wrapper settings, browser request/response, analytics event payload) to prevent production issues
• Stabilized flaky E2E tests by replacing fixed waits with polling/verification against edge-served data
• Integrated automated tests into Jenkins CI with headless execution and shareable reports for release/debugging
• Risk-based test strategy prioritizing revenue-critical paths for automation and regression coverage
• High-signal defect isolation via feature-categorized regression reporting, enabling fast engineer fixes
• Strong cross-functional collaboration: test plans reviewed with team; rapid escalation of revenue-impacting bugs

Reference Highlights

• Strong ownership mindset on code and pull requests
• Improved and modernized stale CI/CD infrastructure
• Enabled more consistent and monitorable test execution
• Built initial automation suites that ran daily and consistently
• Added coverage that caught several production bugs
• Can produce successful E2E suites when focused
• Effective at communicating validation steps to large cross-team groups
• Built Jenkins jobs providing actionable, frequent feedback to developers
• Supports agile release cadence with rapid issue detection
• Willingness to improve and excel
• Proactively identifies risks before developers notice issues
• Works directly with developers and can help fix issues
• Provides actionable reproduction steps and solution ideas
• Earned positive praise from team members
• Leads QA efforts and communicates effectively across teams when requirements are clear