Software QA Engineer

Software QA Engineer — Clarity Software Systems

San Jose, CA | September 2023 – Present

• Designed and deployed a Playwright-based test automation framework from scratch, expanding automated test coverage from 28% to 85% across 4 core enterprise modules and reducing manual testing overhead by 24 hours per release.
• Configured parallel automated test execution pipelines in GitHub Actions, which reduced integration test suite runtime by 45% and accelerated weekly software release deployment cycles by 2 full business days.
• Led cross-functional defect triage meetings with 6 developers and 2 product managers, improving average bug resolution speed by 35% and reducing post-release customer-reported issue volume by 30%.
• Conducted load and stress testing using Apache JMeter on key API gateways under simulated peak traffic of 10,000 concurrent users, identifying memory leaks and improving backend response stability by 18%.

QA Engineer — Apex Retail Technologies

San Francisco, CA | August 2020 – August 2023

• Constructed and maintained a regression test library of 350+ automated UI test cases using Selenium WebDriver and Java, shortening the regression execution cycle from 4 working days to under 6 hours.
• Collaborated with product teams to design manual and automated integration test specifications for 40+ API endpoints using Postman, verifying data flow and decreasing system integration errors by 25%.
• Built and maintained 12 mock services for third-party endpoints, which eliminated external sandbox dependencies and reduced test environment setup down time by 40% for the engineering department.
• Created structured manual testing plans for major legacy billing system features, identifying 45+ critical regression defects prior to launch and avoiding estimated downtime losses of $60,000.

Test Automation, Manual Testing, Playwright, Selenium WebDriver, Postman, JMeter, Python, Java, SQL, Git, GitHub Actions, Jenkins, API Testing, Regression Testing, Performance Testing, Defect Tracking, Jira, Confluence, Agile, Scrum

E-Commerce Platform Test Automation Overhaul

Role: Lead QA Automation Engineer

Tools: Playwright, Python, GitHub Actions, Docker

Re-architected the automated test suite to run containerized parallel processes, reducing suite execution time from 90 minutes to 15 minutes while maintaining a 99.5% test pass rate.

API Testing Infrastructure Migration

Role: QA Automation Engineer

Tools: Postman, Newman, Jenkins, Python

Constructed a collection of 150+ automated API integration tests, decreasing data verification errors by 35% and improving overall backend test coverage to 92%.

• ISTQB Certified Tester - Advanced Level Test Automation Engineer (CTAL-TAE) (2023)
• ISTQB Certified Tester Foundation Level (CTFL) (2020)

• Languages: English (Native), Spanish (Conversational)
• Professional Memberships: Association for Software Testing (AST)
• Availability: 2 weeks notice