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$25/hr
100% Job Success
$200K+ earned
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I help companies test, validate, and improve AI-driven and SaaS platforms before they reach customers. With 15+ years of experience in Quality Engineering, I specialize in testing AI-powered applications, SaaS platforms, APIs, and modern web products to ensure reliability, security, and great user experience. Over the years, I’ve worked with startups and enterprise teams to identify critical issues early, improve product stability, and reduce production risks through structured testing and automation. My Core Expertise AI / LLM Application Testing
 • Prompt behavior validation
 • AI workflow and agent testing
 • Hallucination and edge-case detection
 • Output quality and response validation SaaS & Web Platform Testing
 • Exploratory testing
 • End-to-end workflow validation
 • RBAC / permissions testing
 • Regression and release testing API & Backend Testing
 • REST API validation (Postman)
 • Data verification and edge cases
 • Integration testing Automation & Performance
 • Playwright / Selenium automation
 • Load testing using JMeter
 • CI/CD validation Accessibility & Compliance
 • WCAG / ADA accessibility testing
 • VPAT preparation
 • Usability testing Tools I Use Playwright | Selenium | Postman | JMeter
Git | Jira | Linear | TestRail
BrowserStack | LambdaTest | WAVE | Axe Certifications • ISTQB Certified Tester
 • Certified ScrumMaster (CSM) What Clients Appreciate • Deep exploratory testing skills
 • Clear, developer-friendly bug reports
 • Fast understanding of complex systems
 • Strong ownership of product quality
 • Practical improvement suggestions I particularly enjoy working on AI platforms, SaaS products, developer tools, and complex workflow systems where quality and reliability are critical.
Sachin A. has worked .
ajay K.
$20/hr
100% Job Success
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**Full Stack QA Engineer | Cypress | Playwright | AI-Driven Test Automation | Top Rated Plus** Skilled Quality Assurance and Automation Engineer with 8+ years of experience delivering high-quality software solutions that ship faster with fewer defects. As a **Upwork Top Rated Plus freelancer**, I specialize in designing, building, and maintaining robust automation frameworks using the industry’s most in-demand tools — **Cypress, Playwright, Selenium, and Postman** — to help clients dramatically reduce regression cycles, cut deployment risks, and accelerate time-to-market. What truly sets me apart is my expertise in **AI-driven test automation**. I integrate machine learning models for predictive defect analysis, risk-based test selection, and intelligent test optimization — turning traditional QA into proactive, self-improving quality processes that boost defect detection accuracy and slash maintenance overhead. I excel in Agile/Scrum environments and seamlessly embed QA into CI/CD pipelines (Azure DevOps, Jenkins, Git), ensuring continuous quality throughout the development lifecycle. Whether leading QA teams as a QA Lead or collaborating as an individual contributor, I bring strong stakeholder coordination, clear communication, and the ability to manage multiple complex projects while hitting tight deadlines. **When you work with me, you get:** - **💪 AI-Powered Efficiency** — Intelligent automation that identifies high-risk areas and self-optimizes test suites for maximum coverage with minimum effort. - **💪 Faster, More Reliable Releases** — Significant reduction in regression cycles and deployment errors through modern frameworks and predictive analytics. - **💪 End-to-End Quality Assurance** — Full-cycle testing (manual + automated) for web applications, APIs, UI/UX, performance, and cross-browser/device compatibility. - **💪 Proven Leadership & Process Excellence** — Established QA processes, test strategies, documentation, metrics, and continuous improvement that align perfectly with business goals. - **💪 Seamless Collaboration** — Excellent communication across time zones, full-time availability, and a client-first mindset that prioritizes your success. **Quick Facts About Me:** - Comprehensive full-cycle testing expertise — end-to-end automated testing for web apps and API services. - QA Process Design & Audit — Built and optimized QA frameworks, test strategies, and audit systems that improved efficiency and compliance. - Diverse Testing Methodologies — Functional, regression, smoke, API, UI/UX, usability, performance, and exploratory testing. - Requirement Analysis & Test Scenario Design — Translate business objectives into comprehensive, effective test coverage. - Automation Expertise — Developed and executed scalable frameworks using Cypress, Playwright, Selenium (Java & C#), TestNG, Keyword-Driven, and Data-Driven approaches. **QA Tools & Technologies Expertise:** - **Automation Tools:** Cypress, Playwright, Selenium WebDriver, Protractor, Katalon Studio, TestNG - **API Testing:** Postman, SoapUI, Kusho - **Test Management & Tracking:** JIRA, Zephyr, qTest, Microsoft Test Manager, TFS, TestLink - **CI/CD & Version Control:** Azure DevOps, Jenkins, Git, GitHub, GitLab, Bitbucket - **Cross-Browser/Device:** BrowserStack, Sauce Labs - **Performance Testing:** JMeter, LoadRunner - **Databases:** MySQL, SQL Server, Oracle - **Reporting & Others:** Allure Report, New Relic, Trello, Confluence, Slack, Microsoft Teams - **Bug Analysis:** Browser DevTools, XPath, Firebug/FirePath, HTTP Requester **Bug Analysis Tools:** Firebug, FirePath, XPath Checker, In-browser Developer Tools, Inspect Element, HTTP Requester. I am a **Microsoft Certified Solutions Developer in Application Lifecycle Management (MCSD-ALM)** and hold a **Business English Certificate (BEC)** from Cambridge University. With extensive Agile leadership experience (Sprint Planning, Release Planning, Story Grooming, Team Leadership, Conflict Resolution, and Product Demonstrations), I consistently deliver high-quality solutions on time and within scope. As a full-time freelancer based in Mohali, India, I am highly adaptable, responsive across time zones, and 100% committed to your project’s success. I don’t just test software — I become an extension of your team and help you build better products. Ready to elevate your product quality with modern, AI-powered QA? Let’s discuss how I can deliver measurable results for your next project. Keywords: Manual Testing | Automation Testing | QA | AQA | Software QA | Full Stack QA | Cypress | Playwright | Selenium | AI-Driven Test Automation | API Testing | E-Commerce Testing | Regression Testing | Smoke Testing | Functional Testing | UI/UX Testing | Usability Testing | CI/CD | Azure DevOps | Jenkins | Postman | Performance Testing | JIRA
ajay K. has worked .
CodeStratos
Associated with
CodeStratos
Heli S.
$25/hr
100% Job Success
$7K+ earned
Available now
Offers consultations
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I am a Computer Science Engineer with a postgraduate diploma in Network Security and 5+ years of hands-on experience delivering quality assurance across real-world systems including web apps, SaaS platforms, hardware-integrated products, and network-centric environments. I have tested products end-to-end before production releases, identifying functional, usability, data-flow, and edge-case issues early to reduce release risk and improve system stability and user experience. What I have Done & Delivered 1. Tested web and SaaS applications across browsers, admin dashboards, and configuration-heavy interfaces, helping teams catch usability and workflow issues before customer impact 2. Performed manual, exploratory, regression, and UI/UX testing, uncovering edge cases that scripted tests often miss 3. Created clear, reusable test plans and test cases, improving test coverage and repeatability across release cycles 4. Logged high-quality bug reports with clear repro steps, severity, logs, and visuals—reducing back-and-forth with developers Automation, Playwright & Collaboration 1. Built and maintained Playwright (TypeScript) automation for critical user flows and regression scenarios 2. Used GitHub for version control, structured commits, and collaboration with engineering teams 3. Applied judgment on when automation adds value vs. when manual testing is more effective, keeping test suites reliable and meaningful API, Network & Security-Focused Testing 1. Tested REST APIs using Postman, validating status codes, payloads, negative scenarios, and error handling 2. Applied a network-security mindset (TCP/IP, DNS, DHCP, VLANs, ports, traffic flow) to identify misconfigurations and stability risks 3. Performed basic application security testing aligned with OWASP Top 10, focusing on risk rather than noise Hardware, System & Device Validation 1. Tested encoder/decoder platforms, firmware, and device WebUIs in hardware-integrated environments 2. Validated firmware upgrades/downgrades across Alpha, Beta, and production releases 3. Verified system behavior involving authentication, networking, and live data flows How Clients Describe My Work 1. Detail-oriented, investigative, and process-driven 2. Clear communicator with developers, product owners, and stakeholders 3. Reliable, security-conscious, and focused on real-world usage—not just happy paths Tools & Tech 1. Playwright (TypeScript), GitHub, Jira, TestRail, Postman, Wireshark, Python (test logic & validation), Agile/Scrum, CI/CD awareness Engagement Model I am open to freelance and hourly work and typically start with a small trial (~10 hours/week) to ensure a strong fit. Hours can scale based on results and project needs.
Heli S. has worked .
Aziz Ur R.
$15/hr
100% Job Success
Available now
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7+ years helping SaaS teams find critical bugs before release through manual testing, API validation, exploratory testing, and detailed bug reporting. I specialize in identifying release-blocking issues before they impact customers and helping teams ship stable, reliable products. Here’s what I usually help clients with: • Manual Testing & Exploratory Testing • SaaS Application Testing • User Acceptance Testing (UAT) • End-to-End User Flow Validation • API Testing using Postman • SQL & Database Validation • Regression & Release Testing • Cross-Browser & Responsive Testing • Mobile App Testing (iOS & Android) • Playwright, Selenium & Cypress Automation • Authentication, Payment, Onboarding & Multi-Role Workflow Testing • Detailed Bug Reporting with Screenshots and Screen Recordings Recent work includes: • Testing a CRM platform for nonprofit organizations, including financial and multi-role workflows • Updating Selenium automation scripts for complex multi-site web forms • Supporting pre-release testing and bug validation for iOS and Android applications before App Store and Google Play submissions • Performing database validation and data integrity testing for business-critical systems Experience includes testing CRM, SaaS, financial workflows, subscription platforms, and business-critical web applications where reliability and user experience are essential. Recent clients have praised my work for clear communication, attention to detail, and identifying issues before release. I have helped uncover onboarding, workflow, reporting, and payment-related defects that were resolved before reaching production. Real Devices Available: • iPhone 14 Pro Max • iPhone 13 Pro Max • Samsung Android Device • Xiaomi Android Device • Windows PC Tools I Use: Playwright, Selenium, Cypress, Postman, Jira, ClickUp, BrowserStack, Chrome DevTools, SQL Available for QA audits, release testing, regression testing, exploratory testing, and ongoing QA support.
Aziz Ur R. has worked .
Zohaib H.
$8/hr
100% Job Success
$10K+ earned
Available now
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I am a Senior QA Engineer with 6+ years of experience in testing Web, Mobile, and Desktop applications. My goal is to ensure high-quality software by identifying issues early, improving user experience, and delivering reliable products. I specialize in Manual Testing and Automation Testing using Cypress with JavaScript, with hands-on experience in testing complex systems across multiple domains. --- 🔹 Core Testing Skills ✔ Test Plan Creation ✔ Test Scenario & Test Case Design ✔ Test Data Preparation ✔ Manual Testing (Web, Mobile & Desktop) ✔ Functional & Non-Functional Testing ✔ Black Box Testing ✔ Exploratory Testing ✔ Regression Testing ✔ Integration Testing ✔ UI / UX Testing ✔ Cross-Browser & Cross-Platform Testing ✔ Mobile Testing (iOS & Android) ✔ API Testing using Swagger & Postman ✔ Database Testing with SQL ✔ Bug Tracking & Defect Reporting --- 🤖 Automation Testing Expertise ✔ Cypress Automation (JavaScript) ✔ Katalon Automation ✔ End-to-End Testing ✔ Regression Automation ✔ Automation Framework Development ✔ CI/CD Integration --- 🧰 Tools & Technologies 🛠 Testing Tools Cypress, Katalon, Postman, Swagger, BrowserStack, Sauce Labs 🛠 Bug Tracking & Project Tools JIRA, Trello, Bugzilla, Quality Center, Lean Testing, BugHerd 🛠 Performance Testing JMeter, LoadRunner, LoadUI 🛠 Automation & Mobile Automation Appium, Selendroid 🛠 Web Services Testing SOAP, REST APIs 🛠 CMS & Platforms WordPress, Magento, Kentico --- 📱 Platforms I Test ✔ Web Applications ✔ Mobile Applications (iOS & Android) ✔ Desktop Applications ✔ Cross-Browser & Multi-Device Testing --- 🌍 Domain Experience 🏫 Education Systems 🏡 Real Estate Platforms 🛒 eCommerce & Retail 🎬 Media & Entertainment 🏥 Healthcare Systems 💳 Payment Processing Systems 📊 Management Systems --- ⭐ Professional Strengths ✔ Strong understanding of SDLC & STLC processes ✔ Experience with Agile development methodology ✔ Expertise in test automation strategies ✔ Ability to design testing processes from scratch ✔ Experience testing B2B, B2C, C2C and SaaS applications --- 📊 Additional Experience ✔ Creating test plans, test cases, and test strategies ✔ Managing the entire testing lifecycle ✔ Clarifying acceptance criteria and requirements ✔ Automation framework development for frontend and backend applications ✔ Continuous Integration support for automated testing I have successfully tested multiple applications including eCommerce platforms, Healthcare systems, and enterprise applications. --- 🎯 Why Clients Hire Me ✔ Improve your application's quality and reliability ✔ Ensure it works exactly as expected ✔ Deliver a smooth and user-friendly experience ✔ Help release high-quality products on time --- 💡 Software Testing is not just my profession — it is my passion. I strongly believe in delivering **quality products through a structured and efficient testing process. Best Regards Zohaib Hassan
Zohaib H. has worked .
Puneet S.
$20/hr
100% Job Success
$6K+ earned
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ISTQB Certified Tester Over the last 5 years, I have tested several web apps, mobile apps, and desktop apps up to SaaS with SDLC and Agile development process. Along with testing, I also do project development documentation. I’m a fast learner, detailed oriented, and got nice communication skills. I have a basic understanding of business processes and basic knowledge of codes. 💻 Testing types experience to help you with your project testing: 1. Exploratory Testing 2. Regression Testing 3. System Testing 4. Integration Testing 5. UI Automation Testing 6. API Testing 7. End-to-end Testing 👩🏻‍💻My current tech stack and still growing ;) : 1. Management Tools: Jira, Trello, Azure DevOps 2. API Testing: Postman 3. VCS: Git, Github 4. Database: Microsoft SQL Server, MySQL, PostgreSQL 5. Programming: Java, Python and C# 6. UI Automation Testing Tools: Selenium and jmeter 📦 My Deliverables as Software QA Engineer includes: 1. Testing documentation with a test case, test data, steps to reproduce, and annotated screenshot 2. Issue list and detailed bug report 🙋🏻‍♀️ If you have any inquiries, please feel free to ask. I’m just a message away.
Puneet S. has worked .
Sushma S.
$18/hr
98% Job Success
$80K+ earned
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Hey there! I’m a seasoned QA engineer with 5+ years of experience ensuring software quality for SaaS platforms, VR experiences, and gaming projects. I don’t just test—I dig deep, break things smartly, and help build products that users love. Whether you’re building a scalable SaaS product, an immersive VR simulation, or a high-performance game, I’m here to make sure it works flawlessly, feels intuitive, and performs like a beast. ⸻ 🔧 What I Bring to the Table • SaaS QA Expertise: Deep experience testing cloud-based platforms—workflows, APIs, security, performance, cross-browser behavior—you name it. • VR & Game Testing: From Unity-based projects to VR interactions and mobile gameplay, I test mechanics, controls, visuals, and stability across hardware. • Manual + Automated Testing: Skilled in Selenium, JUnit, TestRail, and familiar with Unity testing workflows. I write test plans that are thorough and actionable. • Agile-Ready & Collaborative: I slot smoothly into agile teams, communicate clearly, and always aim to catch issues before they reach users. ⸻ 🧠 How I Approach QA Quality isn’t just about bug lists—it’s about user trust. Here’s how I approach it: • Functional Testing – Every feature works as expected. • Usability Testing – Smooth, intuitive, and frustration-free UX. • Performance Testing – Fast, responsive, and stable under load. • Regression Testing – No old bugs sneak back in. • Cross-Platform Testing – Desktop, mobile, browsers—everything stays consistent. ⸻ 🚀 Why Clients Like Working With Me • Proven Results: 5+ years of successfully shipped projects across multiple industries. • Technical Fluency: I know the tools, the workflows, and the edge cases. • Solutions-Focused: I don’t just log bugs—I help identify root causes and prevent repeats. • Strong Communication: Clear reports. Quick responses. No guesswork. ⸻ ✅ Let’s Make Your Product Bulletproof If you’re looking for a QA engineer who understands the unique challenges of SaaS, VR, and gaming, let’s chat. I’ll bring a sharp eye, solid experience, and a quality-first mindset to your team.
HAPZ Software Solutions (OPC) Pvt Ltd
Associated with
HAPZ Software Solutions (OPC) Pvt Ltd
Klodian K.
$25/hr
100% Job Success
$900+ earned
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Hello, My name is Klodian and I am a Senior Software QA Engineer with 8 years of professional experience. I specialize in full-cycle QA for Web, Mobile, and Smart TV applications. Throughout my career, I have delivered high-quality software across diverse industries including AI Sales Intelligence, E-commerce, Fintech, CRM, and Video Streaming. I am highly proficient in Agile methodologies and use industry-standard tools like JIRA, Confluence, Qase, and BrowserStack to ensure stable software releases. I believe a tester should be the "voice of the customer." I stay focused on results and proactively suggest UI/UX improvements to enhance the user experience. My approach is "pixel-perfect," collaborating closely with designers and developers to catch edge cases and ensure the highest product standards. Summary of Skills: • Manual Testing: Expert in Functional, Regression, Sanity, and Smoke testing across multiple platforms. • Device Testing: Comprehensive testing on iOS, Android, and Smart TVs including Samsung, Fire TV, and Android TV. • Specialized Testing: Payment gateway integration for Stripe and PayPal, AI predictive model validation, and OTT streaming features. • Documentation: Skilled in creating detailed Test Plans, Test Cases, and Confluence documentation. • Tools: Highly proficient with Jira, Confluence, Qase, ClickUp, BrowserStack, Figma, and GitHub
Klodian K. has worked .
Nemanja S.
$30/hr
100% Job Success
$100K+ earned
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Hello! With over 7 years of experience in QA and IT, I bring a proven track record of ensuring high-quality product delivery across diverse industries like banking, gaming, real estate, and taxation. My expertise: Banking Expertise: Played a key role in making the Instant Payment system work in Serbia for 4 banks. For two of these banks, I led end-to-end QA processes, including creating environments, writing solution design documents, test cases, and automating critical workflows to ensure seamless user experiences. Process Improvement: Establishing QA best practices, standardized bug reporting workflows, and collaborated across teams to optimize product performance and usability. Technical Proficiency: Testing Tools: Proficient in using TestRail, Zephyr, and JIRA for test case management and bug tracking. Automation: Hands-on experience with Cypress and Selenium for automating critical test cases, as well as Postman for API testing. Device Testing: Skilled in cross-platform and device testing using tools like BrowserStack and Sauce Labs. Development Integration: Experience integrating automated tests with GitHub Actions and GitLab CI/CD for continuous testing workflows. Collaboration Tools: Advanced knowledge of Confluence, Slack, and other tools for documentation and team communication. Platforms: Experience testing desktop and mobile apps across iOS, Android, and web, including legacy and modern devices. I specialize in delivering top-notch solutions by combining a deep understanding of the product with technical expertise and a user-centric approach. Whether you need someone to identify critical issues, optimize workflows, or establish QA processes, I’m here to help. Let’s work together to make your product flawless! Feel free to reach out.
Nemanja S. has worked .
Qanita B.
$20/hr
96% Job Success
Available now
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👨‍💻 𝑨𝒃𝒐𝒖𝒕 𝑴𝒆: Top Rated QA Engineer with 7+ years of experience helping SaaS, Fintech, Healthcare, Banking, AI and Mobile App companies deliver high-quality software. I specialize in Manual Testing, Automation Testing, API Testing, Mobile App Testing, Playwright, Selenium, Cypress, Appium and CI/CD Automation. I help teams reduce production bugs, improve release confidence and accelerate deployments through scalable QA processes and automation frameworks. As a Senior QA Engineer (SDET) with 𝟕+ 𝒚𝒆𝒂𝒓𝒔 in Manual Testing and 𝟓+ 𝒚𝒆𝒂𝒓𝒔 in Automation Testing, I ensure stable, secure, and scalable Web, API, and Mobile applications across fintech, banking, SaaS, transport, and healthcare enterprise systems. I have hands-on experience designing robust automation solutions for enterprise-grade web & mobile applications using Selenium, playwright and appium, helping teams improve release quality and testing efficiency. I’ve successfully tested products for 𝑬𝒏𝒕𝒆𝒓𝒑𝒓𝒊𝒔𝒆 companies like 𝑽𝒆𝒏𝒕𝒖𝒓𝒆𝑫𝒊𝒗𝒆, 𝑪𝒂𝒓𝒆𝒆𝒎 𝑷𝒂𝒚 (𝑼𝑨𝑬), 𝑪𝒉𝒊𝒍𝒕𝒆𝒓𝒏 𝑹𝒂𝒊𝒍𝒘𝒂𝒚𝒔 (𝑼𝑲), and 𝑨𝑬𝑶𝑵 𝑫𝒊𝒈𝒊𝒃𝒂𝒏𝒌 (𝑴𝒂𝒍𝒂𝒚𝒔𝒊𝒂), along with startups like 𝑬𝒏𝒄𝒐𝒅𝒆𝒓𝒔𝑯𝒖𝒃 and 𝑻𝒆𝒄𝒉𝒃𝒖𝒈𝒈𝒔, giving me strong experience across both startup environments and large-scale enterprise QA operations. 🔑 𝑪𝒐𝒓𝒆 𝑸𝑨 𝑬𝒙𝒑𝒆𝒓𝒕𝒊𝒔𝒆: ▪ Manual Testing: Functional, Regression, Smoke, Sanity & Exploratory Testing ▪ Automation Testing: Selenium, Cypress, Playwright & Puppeteer ▪ Mobile Automation: Appium, Maestro, SOFY ▪ CI/CD Automation: Jenkins, Github Actions & Gitlab CI ▪ Cross-Browser Testing: Chrome, Safari, Firefox & Edge ▪ Cross-Platform Testing: Web, iOS & Android ▪ UI/UX Validation & User Testing ▪ API Automation: Postman, RestAssured, Newman & Karate ▪ BDD & End-to-End Testing: Cucumber ▪ API & Performance Testing: REST/SOAP APIs, JMeter, K6 & LoadRunner ▪ Test Management: JIRA, TestRail, Zephyr, Asana & Trello ▪ Agile/Scrum QA Practices ✨ 𝑾𝒉𝒂𝒕 𝑰 𝑫𝒆𝒍𝒊𝒗𝒆𝒓: ▪ Scalable QA processes that reduce release risks ▪ Custom automation frameworks for faster and maintainable testing cycles ▪ Payment Gateway Testing & Secure Transaction Validation ▪ Clear, detailed bug reports with evidence & reproducible steps ▪ Seamless QA integration into Agile & CI/CD workflows ▪ Faster releases with improved stability & reduced critical defects 🌟 𝑾𝒉𝒚 𝑪𝒍𝒊𝒆𝒏𝒕𝒔 𝑯𝒊𝒓𝒆 𝑴𝒆: ▪ Strong experience across Web, Mobile, API, SaaS & Fintech applications ▪ Excellent collaboration with developers, PMs & stakeholders ▪ Business-focused QA with real-user quality validation ▪ Proven success with enterprise platforms & international clients ▪ Deep understanding of modern automation practices across scalable QA environments If you're looking for reliable, business-focused QA support with strong automation expertise, let’s connect and discuss how I can help make your product release-ready from day one. Skills: Software QA . QA Testing . Web Testing . Software Testing . Mobile QA . QA Automation . Bug Reports . Manual Testing . Database Testing . Performance Testing . Test Automation Framework . Load Testing . Quality Assurance . Cypress . Playwright . Selenium . Agile Testing . API Testing . Regression Testing . Security Testing . Mobile Testing iOS Android . Cross-Browser Testing . Test Management . Continuous Integration . DevOps QA . Cloud Testing . Fintech QA . E-commerce Testing . AI Testing . Blockchain Testing . SaaS Testing . Test Strategy . Test Planning . Test Case Design . Defect Tracking . JIRA . Postman . JMeter . Appium . Jenkins . Git . Usability Testing . Accessibility Testing . Localization Testing . Mobile Automation . Web Automation . BDD Testing . TDD . Shift Left Testing . Quality Engineering . iOS Testing . AI Chat Bot Testing . AI Dashboards Testing . AI Platforms Testing . Voice Agent Testing
Qanita B. has worked .