You will get performance optimization and load testing
Top Rated
Top Rated
Project details
Improve your software’s speed, stability, and scalability with professional Performance Testing services designed for real-world environments.
I focus on identifying bottlenecks, measuring system behavior under load, and delivering actionable insights to ensure your application performs reliably—even during peak traffic.
What’s Included:
• Load Testing – Simulating real user traffic to evaluate response time, throughput, and system stability.
• Stress Testing – Pushing the system beyond normal limits to assess resilience and recovery.
• Bottleneck Identification – Detecting performance gaps, slow queries, memory issues, and resource constraints.
• Scalability Testing – Evaluating horizontal and vertical scaling capabilities for future growth.
• Detailed Performance Report – Clear metrics, analysis, and practical improvement recommendations.
My goal is to help you prevent crashes, reduce slowdowns, and deliver a seamless user experience.
Let’s optimize your application to handle real traffic confidently and efficiently.
I focus on identifying bottlenecks, measuring system behavior under load, and delivering actionable insights to ensure your application performs reliably—even during peak traffic.
What’s Included:
• Load Testing – Simulating real user traffic to evaluate response time, throughput, and system stability.
• Stress Testing – Pushing the system beyond normal limits to assess resilience and recovery.
• Bottleneck Identification – Detecting performance gaps, slow queries, memory issues, and resource constraints.
• Scalability Testing – Evaluating horizontal and vertical scaling capabilities for future growth.
• Detailed Performance Report – Clear metrics, analysis, and practical improvement recommendations.
My goal is to help you prevent crashes, reduce slowdowns, and deliver a seamless user experience.
Let’s optimize your application to handle real traffic confidently and efficiently.
Testing Platform
Website Testing, Software TestingDevice
PCLanguage
EnglishWhat's included
| Service Tiers |
Starter
$50
|
Standard
$100
|
Advanced
$200
|
|---|---|---|---|
| Delivery Time | 1 day | 2 days | 3 days |
Number of Revisions | 1 | 2 | 3 |
Test Scenario | - | - | - |
Summary Report | - | - | - |
Annotated Screenshots | - | - | - |
Test Desktop | - | - | - |
Test Mobile | - | - | - |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$50 - $100
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DC
David C.
Jul 6, 2026
Manual QA Tester — Windows desktop finance app (Round 2: re-verification + expanded coverage)
One of the best manual QA contractors I've worked with. Across two rounds testing our Windows desktop finance app, Abdullah executed every checklist step thoroughly, wrote bug reports I could reproduce from his steps alone, and caught several real issues — including ones affecting financial accuracy, which is exactly what mattered most for this product. He's also refreshingly honest: he retracted one of his own findings when it turned out to be by-design, and when we asked follow-up questions he investigated carefully and gave precise, well-documented answers (screenshots, screen recordings, even console diagnostics that redirected our dev team). On top of the testing, he offered thoughtful product feedback from a real user's perspective. Prompt, professional, and genuinely invested in the work. Highly recommended — I'll be working with him again.
DC
David C.
Jun 29, 2026
Manual QA Tester — Windows desktop finance app (ongoing beta rounds)
A pleasure to work with. Abdullah tested our Windows desktop finance app with real care — worked through the full checklist, wrote bug reports I could reproduce from his steps alone, and found several real issues, including ones touching the numbers accuracy that matters most for a finance app. He communicates promptly and professionally, follows up thoughtfully on questions, is honest enough to retract a finding when it turns out to be by-design, and proactively pointed out areas our testing hadn't covered yet. We're already lining up the next round. Highly recommended.
JC
Jena C.
May 18, 2026
Video Game Testing :: Time Travel Puzzle Game on Steam
Provided a thorough testing of our game with a very fast turn around time. They provided feedback in a detailed writeup of what was tested, what was found and great suggestions for where to improve. We highly recommend. Thanks!
MJ
Mbuga J.
May 7, 2026
Mobile App Tester Needed for Comprehensive Testing
understanding
EH
Eric H.
Feb 10, 2026
Need UX Testers To Go Through Newly Developed Websites
Did a great job with UX testing our new website. Thanks vey much!
About Muhammad Abdullah
SQA Engineer | Manual & Automation Testing | Web, Mobile & API Testing
100%
Job Success
Karachi, Pakistan - 5:59 pm local time
Quality is not something you test at the end — it's something you build from the start.
I am a Software Quality Assurance (SQA) Engineer with hands-on experience in Manual Testing, Automation Testing (Selenium with Python), and API Testing (Postman) for web and mobile applications.
I help startups and businesses deliver bug-free, user-friendly, and high-performing applications by identifying critical issues before your users do.
---
## 🚀 WHAT I CAN DO FOR YOU
✔ Perform end-to-end manual testing of your web or mobile app
✔ Identify critical bugs, edge cases, and usability issues
✔ Write clear, developer-friendly bug reports (Jira, Trello)
✔ Perform API testing using Postman (status codes, validation)
✔ Automate test cases using Selenium (Python)
✔ Ensure your product works smoothly across devices & browsers
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## 🧪 MY CORE SKILLS
### 🔹 MANUAL TESTING
* Functional Testing
* Regression Testing
* Smoke & Sanity Testing
* UI/UX Testing
* Cross-browser Testing
### 🤖 AUTOMATION TESTING
* Selenium WebDriver (Python)
* Test Case Automation
* Basic Framework Understanding
### 🔗 API TESTING
* REST API Testing (Postman)
* Request/Response Validation
* Status Code Verification
### 🌐 WEB & MOBILE TESTING
* Responsive Testing
* Mobile App Testing (Android)
* Real Device Testing
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## 🛠 TOOLS I USE
* Jira, Trello (Bug Tracking)
* TestRail, Qase (Test Management)
* Postman (API Testing)
* Selenium (Python Automation)
* Google Sheets / Docs
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## 📦 WHAT YOU’LL GET
✔ Detailed Test Cases
✔ Step-by-step Bug Reports
✔ Screenshots & Screen Recordings
✔ Test Summary Reports
✔ Suggestions to improve UX & performance
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## 🎯 PROJECTS I’VE WORKED ON
* SaaS Applications
* E-commerce Websites
* Admin Panels / Dashboards
* CRM Systems
* Mobile Applications
---
## ⭐ WHY CHOOSE ME?
✔ I test like a real user — not just a QA
✔ I focus on bugs that impact your business
✔ I communicate clearly and professionally
✔ I deliver on time with complete reports
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📩 Send me a message — let’s make your product stable, scalable, and ready for real users.
Steps for completing your project
After purchasing the project, send requirements so Muhammad Abdullah can start the project.
Delivery time starts when Muhammad Abdullah receives requirements from you.
Muhammad Abdullah works on your project following the steps below.
Revisions may occur after the delivery date.
Requirement Collection
Client shares website/app URL, target users, server details, and performance goals.
Test Planning & Setup
I configure load scenarios, define user behavior, and prepare the testing environment.