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Denvinn Magsino - Software Developer Engineer in Test in Los Angeles, CA

Denvinn Magsino

Mid-level Software Development Engineer in Test specializing in CI/CD and web automation

MagniteBloomTechLos Angeles, CA4 Years ExperienceMid LevelWorks On-Site

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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.

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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

Moderately Recommended
  • 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

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Experience

Software Developer Engineer in TestMagnite · Aug 2022 – Feb 2026
Software Developer Engineer ApprenticeMicrosoft · Feb 2022 – Jul 2022internship

Education

BloomTechbootcamp, Full-Stack Development

Languages

English

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Connect with Denvinn

Denvinn already has a relationship with Reval, so a warm intro from us gets a much better response than cold outreach.

Typically responds within 24 hours

Recommended

Already have an account?

Hire with Reval

Find your next great hire

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Denvinn MagsinoMid-level Software Development Engineer in Test specializing in CI/CD and web automation