You will get QA Testing | Cross-Browser & Device Testing | Software QA Engineer
Top Rated
Project details
Manual QA testing across multiple browsers and devices to ensure your website or mobile app delivers a seamless experience.
✅ Testing Coverage:
Cross-Browser Testing (Chrome, Firefox, Safari, Edge)
Device Compatibility (Desktop, iOS, Android, Tablets)
Functional & UI Testing
Usability & Responsiveness Checks
Why Me?
As an experienced QA Engineer & QA Tester, I have tested apps with 5M+ downloads, reducing crashes by up to 70% and improving performance for global users. I specialize in delivering detailed bug reports with screenshots, recordings, and actionable insights.
Deliverables:
Full QA Bug Report (Jira/Excel/Sheets)
Screen Recordings & Screenshots
Cross-Device Test Matrix
Recommendations for Improvement
✅ Testing Coverage:
Cross-Browser Testing (Chrome, Firefox, Safari, Edge)
Device Compatibility (Desktop, iOS, Android, Tablets)
Functional & UI Testing
Usability & Responsiveness Checks
Why Me?
As an experienced QA Engineer & QA Tester, I have tested apps with 5M+ downloads, reducing crashes by up to 70% and improving performance for global users. I specialize in delivering detailed bug reports with screenshots, recordings, and actionable insights.
Deliverables:
Full QA Bug Report (Jira/Excel/Sheets)
Screen Recordings & Screenshots
Cross-Device Test Matrix
Recommendations for Improvement
Testing Type
Software TestingDevice
PC, Mac, iPhone, iPad, Android Mobile Phone, Android TabletWhat's included
| Service Tiers |
Starter
$50
|
Standard
$150
|
Advanced
$300
|
|---|---|---|---|
| Delivery Time | 2 days | 4 days | 7 days |
Number of Revisions | 1 | 2 | 3 |
Screen Recording Time (Minutes) | 5 | 10 | 15 |
Summary Report | |||
Annotated Screenshots | - | ||
Responsiveness Testing | - | ||
Vulnerability Testing | - | - | - |
Functionality Testing | - | - | |
Usability Testing | - | - | |
Browser Compatibility Testing | - | ||
Performance/Load Test | - | - | - |
Optional add-ons
You can add these on the next page.
Extra Revision
(+ 1 Day)
+$20
5 Extra Test Cases
(+ 1 Day)
+$30
Detailed Test Plan & Checklist
(+ 1 Day)
+$50Frequently asked questions
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BD
Brandon D.
Apr 14, 2026
QA Tester Needed for Social App — 2-Hour Daily Testing Sessions (Ongoing, iOS & Android)
Nasir was brought on as a Quality Assurance specialist for a highly sophisticated mobile application, and he proved to be an exceptional asset from day one. He demonstrated a strong attention to detail, a clear understanding of complex user flows, and an ability to identify issues that went beyond surface-level bugs—often catching edge cases and usability concerns that materially improved the product.
His communication was clear, structured, and developer-ready, which significantly reduced back-and-forth and helped accelerate our bug resolution cycle. He approached testing with both discipline and intuition, consistently thinking from the end-user’s perspective while maintaining rigorous QA standards.
Nasir was reliable, proactive, and easy to work with throughout the engagement. He took ownership of his role and contributed meaningfully to the overall quality and stability of the application.
We were fortunate to have him on the project, and given the opportunity, we would not hesitate to work with him again.
His communication was clear, structured, and developer-ready, which significantly reduced back-and-forth and helped accelerate our bug resolution cycle. He approached testing with both discipline and intuition, consistently thinking from the end-user’s perspective while maintaining rigorous QA standards.
Nasir was reliable, proactive, and easy to work with throughout the engagement. He took ownership of his role and contributed meaningfully to the overall quality and stability of the application.
We were fortunate to have him on the project, and given the opportunity, we would not hesitate to work with him again.
AB
Amber B.
Apr 6, 2026
Lightweight manual QA/Testing of small revisions
CF
C F.
Feb 24, 2026
Experienced Android Game Tester Needed
Nasir fulfilled task requirements, and was prompt in following instructions and meeting deadlines. Would hire again.
KJ
Kyle Angela J.
Jan 23, 2026
Web App Tester (Bug Finder / QA Assistant)
It was great working with Nasir. He's very meticulous and is a good communicator.
DP
Dylan P.
Jan 22, 2026
Mobile App UAT Testers Needed (iOS & Android) - Short-Term Project
About Nasir
Senior QA Engineer | Manual, Web & Mobile App Testing | AI QA
100%
Job Success
Muzaffarabad, Pakistan - 6:05 pm local time
I'm a Senior QA/Test Engineer providing comprehensive QA for websites, SaaS
products, mobile apps, and AI agents - from Test Planning to Final Sign-Off.
As a manual testing specialist, I help teams ship stable, bug-free, user-ready
software through functional testing, usability testing, and detailed bug reports.
With 6+ years of hands-on Manual QA experience across 30+ projects, I have tested 10+ web and SaaS applications and 20+ iOS & Android apps.
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🔎 CORE QA SERVICES
━━━━━━━━━━━━━━━━━━━━━━
✅ Web Application Testing
• Functional & Regression Testing
• Cross-Browser & Responsive Testing
• UI/UX Validation | End-to-End Testing
• SaaS Platform QA | eCommerce QA (Shopify, WooCommerce)
✅ Mobile App Testing (iOS & Android)
• Real Device Testing on 12+ iOS & Android devices
• Cross-Device & OS Compatibility
• App Store Pre-Launch QA
• Usability & Performance Validation
✅ Manual QA Testing
• Test Plan & Test Case Design
• Exploratory, Black Box & Reverse Testing
• Defect Reporting (JIRA, Trello, Asana, Linear)
• Regression & Release Validation
✅ AI App & Chatbot QA Testing
• Conversational AI & Voice Agent Testing
• NLP Intent, Entity & Context Testing
• AI Agent Workflow & Accuracy Validation
✅ API Testing
• Postman & Swagger API Validation
• Integration & Payload Testing
• End-to-End API Workflow QA
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🤖 AI TESTING EXPERTISE
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Specialized in testing AI-powered products a fast-growing niche requiring QA testers who understand both software quality and AI behavior:
• AI Voice Agent Testing
• Chatbot & Conversational Flow Testing
• Prompt Flow & Knowledge Base QA
• Context Retention & Session Continuity
• Multi-Agent Coordination Testing
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📱 REAL DEVICES I TEST ON
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iOS: iPhone XS Max
Android: Samsung Galaxy A15
Desktop: Lenovo ThinkPad (Ubuntu) and MSI (Windows)
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🏢 DOMAINS I HAVE TESTED
━━━━━━━━━━━━━━━━━━━━━━
• SaaS Platforms & B2B/B2C Applications
• eCommerce (Shopify, WooCommerce, Magento)
• Healthcare
• Gaming & Mobile Applications
• AI & OpenAI-Integrated Platforms
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📋 MY QA PROCESS
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1️⃣ Requirement Analysis & Test Strategy
2️⃣ Test Case Design & Test Plan Documentation
3️⃣ Structured Test Execution on Real Devices
4️⃣ Detailed Bug Reporting with Screenshots & Steps
5️⃣ Regression Testing After Fixes
6️⃣ Final QA Sign-Off & Release Report
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✔ WHY CLIENTS CHOOSE ME
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✔ Top Rated with 14+ verified 5-star reviews
✔ 6+ years of professional Manual QA experience
✔ Real device testing not just simulators
✔ Structured documentation: Test Plans, Test Cases, Bug Reports
✔ AI & Chatbot QA expertise rare specialization
✔ Network testing: 3G, 4G and low-bandwidth (kbps)
✔ Flexible across all time zones
✔ Agile & Waterfall methodologies
If you need a dedicated QA Engineer who catches critical bugs before your users do, let's talk.
Steps for completing your project
After purchasing the project, send requirements so Nasir can start the project.
Delivery time starts when Nasir receives requirements from you.
Nasir works on your project following the steps below.
Revisions may occur after the delivery date.
QA Test Plan & Strategy
I create a structured QA Testing strategy including test cases, devices, and browsers to be covered.
Execution of QA Tests
As a QA Engineer, I perform functional, cross-browser, and device compatibility testing. Issues are logged with detailed notes.