Hire the Best Software QA Testers
in Vietnam

I am a tech professional with a Bachelor of Science in Information Technology and a strong foundation in software development, data structures, system analysis, and technical problem-solving. I focus on building practical, efficient solutions and improving user experience through careful attention to detail. I am adaptable, reliable, and quick to learn new tools, technologies, and workflows based on project requirements. My background allows me to support a wide range of technology-related tasks, including coding, troubleshooting, research, data-related work, QA testing, web and app review, and technical support. I can work independently or as part of a team, communicate clearly, and deliver results with accuracy and consistency. I am currently looking for new opportunities to expand my experience, contribute to meaningful projects, and build long-term professional relationships. I am open to both short-term assignments and ongoing collaborations where I can apply my skills, learn from real-world challenges, and provide reliable support. If you are looking for a motivated and dependable professional to support your project, I would be happy to help.

⭐️ Experienced Software QA Engineer with 4+ years of experience in both manual and automation testing across web and mobile applications. I am detail-oriented and committed to delivering high quality, reliable software products. ⭐️ Proven ability to analyze requirements, design effective test strategies, and execute comprehensive testing activities. I have hands-on experience in identifying defects, performing root cause analysis, and collaborating with cross-functional teams to ensure timely issue resolution and product quality. ⭐️ Strong experience in functional, regression, integration, and exploratory testing, ensuring system stability and optimal user experience. Additionally, I have worked with automation frameworks such as Selenium WebDriver to improve testing efficiency and reduce manual effort. ⭐️ Comfortable working in Agile environments and collaborating with international teams, with strong communication skills to support global project delivery. ⭐️ I am always eager to improve test coverage, optimize testing processes, and contribute to delivering high quality software products. 🛠 Skills ✅ Test Design & Execution: Test case design, test execution, defect tracking and reporting. ✅ Testing Types: Functional, Regression, Integration, Exploratory, Ad-hoc testing. ✅ API Testing: Postman, REST API validation. ✅ Tools: Jira, Git, GitHub. ✅ Test Automation: Selenium WebDriver, Appium, Playwright. ✅ Programming: Java, Kotlin. ✅ Testing Tools: JUnit, TestNG, Jenkins.

✅ Upwork Certified All-Star Freelancer Gold Club Member with "TOP RATED PLUS" Badge who has successfully helped many Fortune 500 companies (Ford & Lincoln Motor Companies, DELL Inc, Citibank, SolarWinds etc) with their product delivery. ✅ Listed among TOP 1% of Successful Upwork Freelancers with an over "9x% Job Success" Badge. Expert in QA, Manual Testing, Automation Testing (using different kind of programming languages and frameworks), QA and Project Management, Product development. ✅ 20,000+ hours of exclusive Software Quality Assurance, Software, App Development and Testing experience on Upwork (5 STAR rating) and 7+ years of corporate experience in the field of Product development, QA and testing software ✅ A Full time Freelancer & Certified Advanced SQA Manager ✅ Completed 10+ Projects with 5 STAR Rating ✅ Logged 20,000+ valid defects in these projects ✅ 100% client satisfaction record ✅ 93% are repeated clients ✅ 7+ Years of extensive experience in Manual, Automated testing and Product development. ✅ Extensive experience in Agile/Scrum/Kanban/Lean methodologies ✅ 100% flexible, can work in any time zone ✅ Extensive experience in working as a skillful offshore service provider and have successfully delivered testing projects to client all over the world [USA, Australia, Netherlands, Switzerland, Canada, Russia, India etc]. ✅ Cross browser testing in most platforms, OS (Win 7, Win 8, Win 8.1, Win 10, Mac OS X) and web browser versions (IE, Chrome, Firefox, Safari, Opera). ✅ Mobile testing on latest versions of Android and iOS 8.1.1, iOS 9, iOS 10, iOS 11 (iPhone 7 Plus, iPad and iPad Mini with retina display) tablets, phablets (Samsung Galaxy Note, Galaxy S8, LG G Pro, Motorola G2, G3, Moto X Play) and other smartphones. ✅ IE Edge, IE11 down to IE7, Chrome, Opera, Firefox and Safari on desktop, Mac, tablet (Android browser, Safari and Chrome) and mobile phone (Android browser, Safari and Chrome). ✅ Vast experience in Test management tools like TestRail, ApTest Manager, BaseCamp, Rally, Asana, Assembla, Trello, XRay, Microsoft Test Manager and knowledge in automated testing tools (QTP, Selenium, Protractor, Cypress and in-house tools). ✅ Expertise in Administering and using Defect Management and Tracking tools, like JIRA, Github, Gitlab, Pivotal Tracker, Bugzilla, Mantis, Rally, BugHost, Asana, Assembla, Trello , BugTracker, uBugTrack etc. ✅ Very good at providing testing documentation in form of release docs, test matrices and Powerpoint presentations. ✅ Ability to attain a quick understanding of the FRS / SRS and generate adequate test cases to ensure *near* 100% coverage of requirements. ✅ In case, no concrete requirement document is available, can make use of Exploratory Testing skills to perform testing with excellent results. ✅ Good understanding of Software Development Life Cycle (SDLC) and Software Testing Methodologies. Possesses good Communication, Analytical, Problem solving and Documentation skills. ✅ Expertise in System testing, Functional testing, Acceptance testing, Database testing and Regression testing. More than 6 years of experience in Product Testing while working in Agile Environments (TDD, Scrum). ✅ Extensive experience in both web (with specialization in cross browser compatibility, Usability and UI testing, functionality testing, cookie testing, security testing, session testing, user authentication testing etc) and product-based applications. ✅ Designing and executing System, Functional, Acceptance, Smoke and Regression Test cases.

👋 Hi! Need a QA who can help you release a stable, bug-free product? I’m Thinh, a QA Engineer with 3+ years of experience in manual testing, automation testing, and quality assurance for web & mobile applications. I have helped teams: ✅ Find critical bugs before release ✅ Improve product quality and user experience ✅ Create clear test cases and detailed bug reports ✅ Test new features, regression, API, and end-to-end flows I have experience working on different projects and domains, so I can quickly understand your product and start contributing. If you need a reliable QA partner who cares about product quality, I’d love to help. Let’s discuss your project!

With 14+ years of experience in Software Quality Assurance, I help businesses deliver stable, user-friendly, and high-performing Web, Mobile (iOS/Android), Desktop, and AI-driven applications. I have worked as a QA Manager, QA Team Lead, and Senior QA Engineer, handling projects from requirement analysis to production release. My focus is not only finding bugs, but improving overall product quality and user experience. What I Offer: ✅ Comprehensive QA Services: -Test Planning & Strategy -Test Case Design & Execution -User Acceptance Testing (UAT) -Regression, Functional, Usability, and Cross-Platform Testing -Defect Reporting & Management ✅ Specialized Testing Techniques: -Manual Testing (Black Box, Ad-Hoc, Compatibility) -Automated Testing using tools like Selenium, Appium -Mobile Testing (Android, iOS) ✅ Industries I've Worked With: -SaaS, CRM, ERP -E-Commerce & Retail (Shopify, WooCommerce, Magento) -FinTech & EdTech -Healthcare, AI, Blockchain -Travel & Domain Management Tools ✅ Tools & Platforms Proficiency: -Bug Tracking Tools: Jira, Trello, Bugzilla, ClickUp, Asana, Notion, Monday -Testing Tools: Selenium, Appium, Postman (API Testing), TestNG -Project Management: Google Docs, Sheets, Basecamp, GitHub I am Top Rated Plus. I have maintained 100% customer satisfaction and repeat business by genuinely caring about my client's product, budget, and communication needs. I am passionate about Mobile/Web application testing, and that always comes across in the quality of my work I would be excited to participate in your work and make contribute to your success. Looking forward to working with you Thanks

Senior Software Test Engineer | 10+ years experience specializing in E-commerce, Healthcare, and Embedded Systems. Expert in Web and Mobile QA.