M
Mack Keller
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Software Development Engineer in Test
United States
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Sr. Software QualityAssurance EngineerTestlioJan 2021 - Current (5 years 8 months)Develop and maintain automated test scripts with JUnit and TestNG for software reliability. • • • • • • • • • Implemented robust regression testing strategies utilizing Selenium effectively reducing regression defects by 40%. Improved test case documentation readability and usability, resulting in a 20% efficiency gain, and executed manual Smoke Testing. Conducting black box testing using tools such as Cypress and Selenium. EmployAppium with Java for mobile app testing across diverse devices and platforms. Utilize Git and GitHub for version control and GitHub Actions for automated continuous testing. Implemented risk-based UAT strategy, slashing testing efforts by 25% through comprehensive planning and active UAT testing. Possessin- QualityAssurance AnalystKUDOJan 2019 - Dec 2020 (2 years)Implemented Docker for containerization, managing, and optimizing Docker images, resulting in an enhanced deployment efficiency by 30%. • • • • • • • • Applied manual testing methodologies including Smoke, Sanity, Regression, and UAT. Developed test plans, cases, and scripts, showcasing expertise in test automation with Cypress, Playwright, and Appium. Led mobile app testing with Appium and Python/JavaScript for quality assurance across platforms. Achieved streamlined development process by implementing Jenkins and GitHub Actions CI/CD pipelines. Leading the organization and execution of Scrum ceremonies. Conducted API testing with Postman, integrating JIRA and Trello for effective issue tracking, and utilized JMeter for performance
- AQualityAssurance EngineerAptagon technologiesJan 2017 - Dec 2018 (2 years)Leverage Postman for API testing, validating functionality, reliability, and security of RESTful APIs. • • • • • • • • Functional, domain, regression, GUI, API, ad-hoc, new feature testing of MS PowerApps sites. Creation, review and update of test documentation (check-lists, test-cases, bug-reports). Utilize TestRails for comprehensive test case management and documentation. Run Regression and Functional Testing in an Agile-Scrum environment. Experience with the SDLC in an AGILE testing environment. Employ Browser Stack for consistent cross-browser testing across various devices. Applied Python for automation tasks, boosting testing efficiency by 25% through enhanced capabilities and integrated solutions.
Projects (professional or personal)
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- CCaseCTRLAutomated testing with Selenium, CI/CD setup with Jenkins, API testing via Postman, and JIRA for project management in CaseCTRL projects.
- BBioMarkingLed QA for BioMarking, implementing Selenium and Cucumber for BDD, conducting functional, integration, and performance testing, and ensuring compliance with industry standards.