Hire the Best Software QA Testers
in China

Veteran Software QA professional with 20+ years of industry experience and comprehensive development background. As an experienced Bug Hunter & Test Strategist, I conduct functional, exploratory, regression and compatibility testing for web, mobile and APIs. My dual expertise in QA and development helps me understand code logic, locate defects faster and design more practical test strategies. I help teams mitigate risks and launch robust products. As a native Chinese speaker, I’m also an experienced proofreader with a strong command of Simplified Chinese, ensuring clarity, accuracy, and linguistic quality in every project I review.

I am an expert QA Tester. I have been working for 6 years and also have experience in software testing. I excel at applying AI models to automate and enhance testing—including interface, UI, functional, and performance tests. This significantly boosts testing efficacy, uncovers elusive defects, bolsters product quality, and accelerates release cycles. I specialize in automation testing ,manual website testing, mobile app testing, usability testing, and detailed UI/UX reviews to make your digital product truly shine. I test websites and apps to ensure smooth performance and a seamless user experience. I specialize in functionality, usability, and UX, detecting hidden bugs, reviewing workflows, and delivering clear insights. You can hire me for a full QA project, or just to test specific features or flows. With years of experience in detailed QA testing, I’m ready to help you launch a polished, reliable product. What I Offer: Functional Testing: Find and report critical bugs before your users do. Automation Testing(Python programming): API and UI testing. Performance Testing: For Website and mobile App Usability & UI/UX Testing: Detect confusing interfaces and user flow issues. Professional Recommendations: Practical tips to improve design, usability, and user experience. Detailed Bug Report: A Google Sheets report with screenshots or video recordings of each bug/issue. You'll receive a comprehensive QA report highlighting: Functional & usability issues Design inconsistencies UI/UX improvement suggestions Evidence (screenshots or video recordings) All findings are clearly structured so your developers can fix issues quickly and effectively. I am skilled in identifying and reporting defects, and ensuring software products meet and exceed customer expectations. I specialize in functional, UI, performance, load, and compatibility testing, and have experience working with Agile and Scrum methodologies. Testing Skills: Functional Testing UI/UX Testing Exploratory Testing Smoke Testing Regression Testing Cross browser Testing (IE, Edge, Mozilla, Chrome, Mobile Testing included) Responsive Testing Mobile Testing (Android) Performance Testing Usability Testing Manual Testing Software Testing User Acceptance Testing Bug Report Sanity Testing Let's get it started!

🧪 Senior QA/SQA Engineer | 10+ Years in Manual & Automation Testing 📱 Platforms: Web, Mobile (iOS/Android), Desktop & Mobile Hardware ⚙️ Expertise: Functional, Regression, API, Performance, E2E, Google Play Closed Testing, A/B Testing 🎯 Track Record: 200+ Projects Completed | 30,000+ QA Hours | Product & Web QA Specialist ***************** I help software teams ship faster with fewer bugs through the right mix of automation efficiency, manual testing precision, and AI‑driven testing strategies. With 10+ years in software quality engineering, I have deep expertise across automated, manual, and AI‑augmented testing. I have built automation frameworks from scratch for companies ranging from startups to enterprise, while maintaining strong hands-on manual testing practices for critical user flows and edge cases that automation cannot catch. I also leverage AI tools and LLMs to accelerate test generation, self‑heal flaky tests, and uncover hidden defect patterns. ***************** ✅ WHAT I DELIVER 🏗️ Custom Automation Frameworks — UI (Selenium/Playwright/Appium), API, and white-box testing tailored to your stack 🔍 Strategic Manual Testing — Exploratory testing, user scenario validation, and edge case discovery where human judgment matters most 🤖 AI‑Powered Testing — Intelligent test generation, self‑healing scripts, visual validation with AI, and LLM integration to expand coverage while slashing maintenance 🌐 Website & SaaS Testing — End-to-end validation, cross-browser compatibility, responsive design, user journey testing, and subscription/payment flow verification 🚀 CI/CD Quality Gates — Jenkins/GitHub Actions pipelines that catch defects before they reach production ***************** 📊 RECENT RESULTS ✅ 50%+ reduction in regression testing time through framework optimization ✅ 30% increase in early defect detection via shift-left practices ✅ 40% less test maintenance using AI‑assisted self‑healing and smart locators ✅ Agile transformation leader — guided 5-person QA teams, reducing release cycle from 2 weeks → 3 days ✅ SaaS platform reliability — delivered comprehensive testing ensuring robust subscription flows and multi-tenant data isolation ***************** 🛠️ TECH STACK Java/Kotlin/Python | Selenium/Playwright/Appium/REST Assured | Jenkins/GitHub Actions | Docker | AWS/Azure/GCP | SQL for data validation | LLMs / OpenAI / AI testing assistants ***************** 🎯 DOMAIN EXPERIENCE ✅ Website Testing — Cross-browser (Chrome/Firefox/Safari/Edge) | Responsive design | Accessibility (WCAG) | Performance optimization ✅ SaaS Platforms — Multi-tenant architecture | Subscription/payment flows | Role-based access control | API integration testing | Data security validation ✅ Mobile (Android/iOS) | Web apps | Desktop (Linux/Mac/Windows) | Database migration validation | Hardware-integrated systems ***************** 📬 LET'S CONNECT Available for: Test strategy consulting • Framework architecture • CI/CD setup • SaaS platform testing • Team training • Ongoing QA leadership • AI testing adoption & tooling 👉 Invite me to discuss your quality bottlenecks

19+ YEARS OF ENGINEERING EXCELLENCE & STRATEGIC CHINA MARKET ENTRY I am a Senior Software Architect and OSWE (Offensive Security Web Expert) certified professional. I specialize in building high-performance systems, rescuing legacy codebases, and helping global enterprises navigate the technical and regulatory complexities of the China market. WHY CLIENTS CHOOSE MY SERVICES: The China Bridge: Based in Shanghai. I solve the "Great Firewall" issues—from ICP filings and Alibaba Cloud (Aliyun) CN2 routing to WeChat/Alipay ecosystem integration. Security-First Architecture: As an OSWE holder, I don't just write code; I build fortresses. I specialize in secure API design and VAPT (Vulnerability Assessment and Penetration Testing). Legacy PHP Rescue: 19+ years with LAMP. I am the specialist for maintaining, securing, and refactoring mission-critical legacy PHP (5.x/7.x) systems. Modern Scalability: Expert in Golang microservices and high-concurrency data processing using ClickHouse and Elasticsearch. CORE SERVICES CHINA LOCALIZATION & COMPLIANCE Network & Performance: China Website Availability checks, Premium CDN (Global to China) configuration, and GeoDNS routing. Ecosystem Development: WeChat Mini-Program/App development, WeChat Pay, and Alipay integration. Regulatory Support: ICP Filing guidance, Chinese Law consultations, and localized Contract Preparation (NNN/NDA). BACKEND ENGINEERING & MODERNIZATION Golang: High-concurrency backends, microservices, and performance-critical APIs. PHP (Legacy & Modern): Refactoring older codebases, Laravel/Symfony development, and Workerman/Swoole for high-speed sockets. Python: Flask apps, Data Mining, and automation scripts for financial (MT5) or research data. SECURITY, DEVOPS & QA CyberSecurity: Professional Penetration Testing, VAPT reports, and Secure Code Review. Infrastructure: DevOps expert for AWS, Azure, and Alibaba Cloud. Email Hardening: Comprehensive SPF/DKIM/DMARC and security header implementation. Testing: Automated (Selenium/Pytest) and Load Testing for high-traffic events. TECHNICAL STACK SNAPSHOT Languages: PHP (Expert), Golang (Expert), Python, JavaScript (VueJS). Databases: ClickHouse, Elasticsearch, MySQL, Redis. Cloud & DevOps: Alibaba Cloud, AWS, Azure, Docker (WSL2), Kubernetes, n8n. WHY HIRE ME? Versatility: I can debug a 10-year-old PHP script in the morning and architect a Go-based microservice in the afternoon. Security Mindset: My OSWE certification means security is never an afterthought; it is built into the foundation. Local Presence: I remove the technical and regulatory friction for Western companies operating in or expanding to China.

💡 About Me 10+ years focusing on software testing. Specialized in both Manual and Automation testing. Successfully built a scalable test automation framework for multiple projects and multiple environments using Python(API/web/mobile) 🎯 Skills & Expertise - Python Playwright/Selenium test automation for web apps - Python Appium test automation for mobile apps - Cross-device/browser testing using Browserstack(automation and manual) - GIT and Jenkins CI/CD integration with automation test framework - Web, Mobile App, Desktop Application Testing - API testing with Fiddler, Postman, Swagger, etc. - Data query for RDBMS, Elastic search, MongoDB, Neo4j, data analysis using Pandas - Linux/Docker operation - Performance testing using JMeter, Android Studio Profiler, XCode Instrument - Agile tools: JIRA - Test Management ✅ Why Choose Me - Excellent in logical thinking and problem solving - Highly responsible - Self-independent and motivated - Good at communication and collaboration - Happy to learn - 10+ years working in global teams. Fluent English 📌 Availability of devices: Windows laptop/Mac Mini/Android Phone(💡with Google Frame)/iPhone/iPad -💡All with stable VPN access - both US and China Apple ID/Google Accounts 📚 Certifications Certified Data Analyst | Project Management Professional | hp certified professional of QTP | ITIL Foundation Keywords: Software QA, QA automation, Test automation, Manual and automated testing, Playwright test automation, Selenium WebDriver QA, API testing with Postman, Python test automation, Web application testing, SaaS product QA, QA tester for startups, QA testing for small businesses, Quality assurance expert, End-to-end software testing, Performance and load testing, Bug tracking and reporting, Functional and regression testing, Test Management

💡100%JSS丨Top rated plus丨$120K+丨250+ clients丨5.00 stars Are you looking for a professional English-Chinese(Simplified Chinese and Traditional Chinese,native Cantonese and Mandarin speaker) Translator/ AI trainer and tester/ Writer/ Social account operation expert/ legal advice consultant/market researcher/project manager? Welcome today to my profile. Thank you for giving me the opportunity to tell you about my experience. And it might change your attitudes towards to Upwork. Let's start a professional, pleasant and reassuring journey of cooperation! The mainly experience: ✔10+ years experience of copywriting. (written, proofread and edited thousands of articles) ✔9+ years experience of translation. ( 1,000,000 + words) ✔8+ years experience of social media operation and market research.（ Including but not limited to Red（xiaohongshu小红书）, Douyin(Tik Tok抖音）, WeChat official account （微信公众号）and other platforms. ✔7 years experience of social media operation.（ Including but not limited to Red, Douyin(Tik Tok）, WeChat official account and other platforms.） ✔4 yeasr experience AI training. ✔3 yeasr experience as project manager. ✔2 years experience as an English tutor. ✔I passed the National Unified Legal Professional Qualification Examination with high scores, obtained a legal professional qualification certificate, and worked in two law firms successively. 💡Certificate: ✔National Proficiency Test of Putonghua（Mandarin） ✔LEGAL PROFESSIONAL QUALIFICATION CERTIFICATE ✔College English Test Band 6 ✔First-level Certificate for National Computer 💡I AM SPECIALIZED IN TRANSLATING AND WRITING: - Training and proofreading of AI models - Business:marketing/training/promoting/advertising/investment files/websites/apps - Financial: annual reports/balance sheets/proposals - Edgy tech: blockchain/ICO/smart contract - iPhone/iPad/Andriod apps/games localization - Legal: contracts/agreements/patents/briefing/credentials 💡Familiar with CAT Tool: Trados, Phrase TMS（orginal name: Memsource）,matecat, MemoQ. I am good at digging out user needs based on instant hot topics, holidays, etc., and planning, interacting, executing and tracking effects of online marketing activities. Research market information, through market and competitor analysis, according to the company's business strategy, participate in the formulation of brand and product strategy direction, and enrich the new media operation matrix. Including but not limited to Red, Douyin(Tik Tok）, WeChat official account and other platforms. As a project manager, I coordinated cross-departmental teams, developed project plans, managed progress and budgets, and coordinated internal and external resources to ensure the smooth and on-time delivery of relevant projects. As a legal consultant, I focused on industry compliance, reviewed business contracts, provided professional advice on data privacy and intellectual property protection, and mitigated potential legal risks. When responsible for market research, I conducted industry surveys and user demand analysis, sorted out market trends, extracted key data and insights, and provided solid data support for project decision-making. All tasks were implemented in an orderly manner, which comprehensively improved my abilities in overall planning, risk management and market insight. 🤖With 4 years of relevant work experience in the AI field, I take on responsibilities in AI training, testing, quality control and project management, familiar with the entire operation process of AI products, and possess solid professional capabilities and overall coordination skills. In terms of AI training, I cover speech training, writing training, subtitle transcription and instruction training, responsible for data collection, annotation and optimization to help improve model accuracy and response quality. In testing and quality control, I formulate test plans, identify problems and issue reports, establish quality control standards, and ensure delivery quality. As a project manager, I coordinate cross-departmental teams, formulate plans, control progress and budgets, coordinate resources, and solve problems in a timely manner to ensure the on-time and high-quality delivery of all AI projects. Two years of practice have comprehensively improved my overall planning and risk control capabilities, enabling me to efficiently adapt to multi-position needs and promote work in a rigorous and responsible manner. I would love the opportunity to partner with you in China. I am very interested in discussing this with you for future endeavors. And I look forward to hearing from you.