ASLAM K.
Senior QA Engineer (Ex-Amazon) | Web, Mobile, API & Automation Testing
Hi, I’m Aslam Khan - a Former Amazon Quality Assurance Engineer II with 15+ years of experience helping startups, SaaS companies, and enterprise teams release stable, user-focused products with confidence. I specialize in end-to-end Software Testing and Quality Assurance across Web, Mobile, SaaS, Healthcare, eCommerce, Enterprise, and AI-powered applications. Beyond identifying bugs, I help teams validate critical business workflows, uncover release risks, strengthen product quality, and deliver reliable user experiences. 🔎 CORE QA EXPERTISE ✔ Manual & Exploratory Testing Functional Testing, Regression Testing, Smoke Testing, Sanity Testing, Integration Testing, System Testing, User Acceptance Testing (UAT), and Edge-Case Validation ✔ End-to-End Product & Business Flow Testing User Journey Testing, Business Workflow Validation, Requirements Analysis, Risk-Based Testing, Release Readiness, Production Verification, and Defect Investigation ✔ Web Application Testing Cross-Browser Testing, Responsive Testing, Compatibility Testing, UI/UX Validation, Figma Design Comparison, Form Testing, Navigation Testing, and Browser DevTools Analysis ✔ Mobile App Testing Native and Hybrid Mobile App Testing, iOS Testing, Android Testing, Real-Device Testing, Mobile Responsiveness, Installation and Upgrade Testing, Push Notification Testing, and BrowserStack Testing ✔ API & Backend Testing API Testing with Postman and REST Assured, Swagger/OpenAPI Validation, Positive and Negative Testing, Authentication, Error Handling, Response Validation, Data Integrity, and SQL Database Testing ✔ Test Automation Playwright, Cypress, Selenium WebDriver, Page Object Model, Reusable Test Frameworks, Automated Smoke and Regression Testing, Cross-Browser Execution, and CI/CD Integration ✔ AI, LLM & Chatbot Testing AI Application Testing, GPT/LLM Testing, Conversational AI, Chatbot Testing, Prompt and Workflow Validation, Response Accuracy, Context Retention, Error Handling, and AI Agent Testing ✔ Performance Testing JMeter, Load Testing, Stress Testing, Response-Time Validation, Performance Analysis, and Bottleneck Identification ✔ QA Strategy & Release Management QA Strategy, Test Planning, Test Case Design, Test Documentation, Bug Reporting, Defect Lifecycle Management, Release Sign-Off, Regression Planning, QA Process Improvement, and Agile/Scrum Collaboration ⭐ WHAT YOU CAN EXPECT ✔ Clear, developer-ready bug reports with reproduction steps, screenshots, recordings, severity, and business impact ✔ Testing focused on critical user journeys and real-world customer behaviour ✔ Strong exploratory testing and edge-case discovery ✔ Practical automation that is stable, reusable, and maintainable ✔ Fast onboarding with minimal supervision ✔ Proactive communication and transparent progress updates ✔ Reliable support for both pre-launch testing and ongoing releases ✔ Strong collaboration with founders, developers, product managers, and business stakeholders 🛠 TOOLS & TECHNOLOGIES Playwright, Cypress, Selenium WebDriver, Postman, REST Assured, Swagger, JMeter, SQL, BrowserStack, Jira, TestRail, Qase, ClickUp, Linear, Azure DevOps, Trello, GitHub Actions, Jenkins, Git, and Cucumber BDD 📱 REAL TEST DEVICES AVAILABLE ✔ iOS: iPhone 15, iPhone 14 Pro Max, iPhone 13, and iPad Pro ✔ Android: Samsung Galaxy S25 and Samsung Galaxy S22 ✔ Desktop Browsers: Chrome, Safari, Firefox, and Microsoft Edge My domain experience includes SaaS, Healthcare, eCommerce, CRM, Banking and Fintech, AI/LLM platforms, Voice and Chat applications, EdTech, Enterprise Software, and Payment and Subscription workflows. Whether you need a senior QA partner for ongoing releases, a detailed pre-launch product audit, API and backend validation, mobile and cross-device coverage, or a reliable automation framework, I can help you reduce release risk and ship with confidence. 🚀 Let’s discuss your product, current QA challenges, and the most important workflows to validate. Core Skills & Keywords: QA Engineer | QA Tester | Software Tester | Software QA | Quality Assurance | Software Testing | Manual Testing | Functional Testing | Regression Testing | Exploratory Testing | Smoke Testing | End-to-End Testing | Integration Testing | User Acceptance Testing (UAT) | Test Case Design | Bug Reporting | Release Readiness | Web Application Testing | Website Testing | Mobile App Testing | iOS Testing | Android Testing | Cross-Browser Testing | Responsive Testing | UI/UX Testing | Usability Testing | API Testing | REST API Testing | Postman | REST Assured | SQL Testing | Test Automation | Automated Testing | Playwright | Cypress | Selenium WebDriver | Performance Testing | Load Testing | JMeter | SaaS Testing | eCommerce Testing | Payment Gateway Testing | PWA Testing | AI Application Testing | Generative AI Testing | GPT/LLM Testing | Chatbot Testing | Conversational AI Testing | Voice AI Testing | Prompt Testing | BrowserStack
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $28k
Billed in all: $546,395$546k
$2k in the last 6 months
Across 85 contracts
Earnings, last 30 days
Skill rankings: Top 0.98% in Exploratory Testing
Ranked by MRR among everyone on Upwork with the skill.
- Exploratory Testing204 freelancers · 🇮🇳 #1Top 0.98%🇮🇳#1 of 34
- #5Cross-Browser Testing247 freelancers · 🇮🇳 #1Top 2%🇮🇳#1 of 68
- #6Performance Testing563 freelancers · 🇮🇳 #1Top 1%🇮🇳#1 of 137
- #6Apache JMeter270 freelancers · 🇮🇳 #1Top 2%🇮🇳#1 of 86
- #10User Acceptance Testing659 freelancers · 🇮🇳 #4Top 2%🇮🇳#4 of 144
- #11QA Engineering580 freelancers · 🇮🇳 #1Top 2%🇮🇳#1 of 90
- #11Test Automation Framework325 freelancers · 🇮🇳 #2Top 3%🇮🇳#2 of 102
- #14Postman842 freelancers · 🇮🇳 #2Top 2%🇮🇳#2 of 173