Software Tester

Software QA Tester — Vanguard Software Labs

Denver, CO | January 2024 – Present

• Authored and executed 320+ automated test cases using Selenium Webdriver in Java, expanding regression testing coverage by 45% and reducing manual testing efforts by 60 hours per month.
• Identified and documented 140+ functional defects and race conditions in Jira, collaborating closely with 8 backend engineers to resolve blockers and reduce release cycles from 14 days to 9 days.
• Designed comprehensive API test suites in Postman to validate payload integrity and performance of 40+ endpoints, discovering 18 critical edge-case bugs prior to production deployments.
• Integrated automated regression suites into Jenkins CI/CD pipelines, automating validation checks for daily builds and lowering build validation times from 3 hours to 15 minutes.

Software Tester — Apex Digital Solutions

Boulder, CO | August 2021 – December 2023

• Executed comprehensive manual and exploratory tests on mobile and web platforms across 8 distinct device configurations, identifying 95+ UI inconsistencies and critical functional defects.
• Created and maintained 150+ pages of reusable test plans and execution matrices in Confluence, increasing new tester onboarding speed and testing execution efficiency by 30%.
• Performed rigorous database verification checks using SQL queries to validate complex data migrations on 5 production databases, ensuring 100% data integrity with zero client disruptions.
• Participated in 45+ sprint planning and backlog refinement sessions to align user stories with precise QA acceptance criteria, reducing post-release customer defect reports by 22%.

Manual testing, Automated testing, Regression testing, Functional testing, API testing, Selenium WebDriver, Postman, Cypress, SQL, Java, Python, HTML/CSS, Git, Jira, Confluence, Jenkins, CI/CD pipelines, TestRail, Agile, Scrum

E-Commerce Platform Checkout Automation

Role: Lead QA Tester

Tools: Cypress, JavaScript, Git, Jira

Designed an end-to-end automated test suite for the checkout flow, reducing checkout failure rates by 35% and saving 25 hours of manual testing per major release.

API Migration Testing Project

Role: Software QA Tester

Tools: Postman, SQL, Python, Jenkins

Validated the migration of 50+ legacy REST endpoints, ensuring consistent data mappings via automated assertions and maintaining 100% service uptime during cutover.

• ISTQB Certified Tester Foundation Level (CTFL) (2022)
• Certified Software Test Professional (CSTP) (2023)

• Languages: English (Native), Spanish (Conversational)
• Volunteer Work: Technical mentor for high school computer science club (2023–Present)
• Availability: 2 weeks notice