Khuong T.
Senior QA Engineer
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About
Khuong T. is a seasoned Senior QA Engineer / SDET with over 8 years of experience in test automation and an additional 5 years as a Java developer, based in Ho Chi Minh City, Vietnam. His dual expertise allows him to integrate technical precision with business insights to build scalable automation frameworks that effectively detect defects before production, significantly reducing post-release incidents. This has been particularly relevant in safeguarding payment gateways and user entitlement services in various industries including EdTech, Real Estate, and E-commerce. At ELSA, an English Learning mobile application, he led QA efforts by architecting a comprehensive API automation framework using Python Behave and implemented CI/CD-integrated pipelines in GitLab. His initiatives prevented high-severity incidents and streamlined regression testing, earning him recognition as Outstanding Employee of the Year 2021 at Hung Thinh Corp. Across various sectors, from digital goods to logistics, Khuong has consistently delivered quality control by mentoring teams and setting testing standards. His profound knowledge of tools such as Selenium and backend Java development has empowered him to execute detailed whitebox testing and resolve complex system issues efficiently.
Experience
API Automation Test Engineer
ELSA · 2022 — 2025Created and upheld a robust API automation framework utilizing Python Behave for over 18 microservices, including critical services like Payment and User Entitlement. Integrated automated test suites into GitLab CI/CD pipelines, allowing regression tests to operate on every merge request, thereby identifying breaking changes before they impacted staging or production. Acted as a primary resource for API automation across teams, guiding other QA engineers in the consistent application of the Behave framework. Crafted and administered manual test cases for vital payment and entitlement APIs. Conducted functional and integration UI testing for internal tools, verifying performance. Monitored user action data across Braze, Amplitude, and Stripe, proactively correcting data issues to avoid customer-facing challenges.Senior Automation QA
Topenland · 2022 — 2022Developed and executed automated test scripts for the topenland.com platform, creating a repeatable regression suite that minimized manual testing. Worked collaboratively within a compact team, focusing on high-risk areas for automation and prioritizing testing efforts on user-facing flows that had the greatest business impact.Senior Automation QA
Hung Thinh Corp · 2020 — 2022Assessed test deliverables from outsourced teams, pinpointing coverage gaps for essential systems such as payment gateways and eWallet services, while recommending enhancements prior to release. Designed and implemented various tests—Functional, Smoke, Sanity, Integration, and Regression—across the Hung Thinh ecosystem to ensure system stability. Developed API automation test suites for microservices and Identity Server (WSO2), enhancing efficiency in regression testing. Conducted integration tests between internal platforms, identifying data flow inconsistencies that could lead to production failures. Facilitated UAT testing for outsourced projects, ensuring quality control before deployment.Quality Controller Chapter Lead
Sendo · 2019 — 2020Directed the QC chapter for the Digital Goods sector, crafting end-to-end testing processes and setting quality benchmarks for digital service products. Provided mentorship to QC team members, enhancing their skills in identifying edge cases and complex system issues. Developed and executed both manual and API test cases with a focus on critical purchasing and fulfillment processes to avert order failures. Promoted knowledge-sharing across QC teams, encouraging a proactive approach to defect prevention.Senior Quality Engineer
KMS Technology · 2019 — 2020Estimated testing efforts for sprint backlog items, aiding accurate planning and timely delivery. Designed automation scripts for both Web and Mobile platforms utilizing Katalon, along with API tests using JMeter. Analyzed automation results and relayed actionable insights to the development team to help prioritize critical fixes.Senior Quality Engineer
KMS Technology · 2018 — 2019Formulated manual and automated test strategies tracked within test management systems, ensuring accurate traceability from requirements through to execution. Executed UI and API automation scripts using Protractor, which lessened regression cycle durations and improved feedback timelines for developers. Analyzed and documented automation results, highlighting persistence in failure patterns to assist the team in addressing core issues.Senior Quality Controller
Seldat Inc · 2018 — 2018Developed testing specifications and supervised the defect lifecycle for the warehouse management system. Provided mentorship to a junior QC team member on test case design and defect tracking.Software Development Tester
Axon Active Vietnam · 2016 — 2017Created and maintained test plans and specifications for modules related to financial data management such as credit and payment. Established web automation test scripts using Selenium 3, launching the team's first structured automation suite for regression testing.Java Software Developer
Axon Active Vietnam · 2011 — 2016Functioned as a backend Java developer over a five-year period, developing a deep understanding of software architecture, database design, and debugging that later informed QA and SDET roles.Faculty Member / IT Instructor
Saigon Software Park (NIIT) & Aprotrain Aptech · 2008 — 2011Instructed on subjects including Database Management (MSSQL), Programming Logic, and IT Fundamentals for three years, honing communication and knowledge transfer abilities.
Skills & Expertise
Education
- Bachelor of Information TechnologyNong Lam University