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Freelance Testing Developer - Michael Ayoub
Freelance Testing Developer5.0 (69 reviews)

I’m Michael Ayoub, a Solution Architect and Innovation Leader with over 15 years of experience delivering complex, scalable, and secure technology solutions across fintech, banking, aviation, and enterprise platforms. I specialize in digital transformation, payment systems, enterprise architecture (TOGAF), and product development, with hands-on leadership across B2B, B2C, and microfinance ecosystems. Having held senior roles in companies like Sharjah Airport, Banque Misr, Fawry, and CashCall, I bridge business goals with cutting-edge technology, driving innovation, operational efficiency, and regulatory compliance. Passionate about aligning IT strategy with business value, I thrive in dynamic, cross-functional environments and continuously explore emerging tech to fuel growth and competitive advantage.

Freelance Testing Developer - Andrei Müller
Freelance Testing Developer5.0 (9 reviews)

Hello! If you need help with game development, I'm here to help you find (and learn) effective techniques and solutions for your projects. I've been a Game and Software developer since 2010. I have solid experience with Unity, C#, and Game Design, and I'm constantly updating my skills. I also have experience with Unreal Engine 5, Level Design, 3D Modeling, and Mobile Development. I developed games for PC and Android. My background includes working on: ● SAK'D (2D metroidvania game, demo released on Steam) ● NekoSuki! ~ Kitty Love Adventure (action-adventure game, in development) ● Time Master (puzzle-platformer game, released on Steam) ● Baneville (an educational game for Brazilian schools) I have knowledge and experience with: ● Unity, C#, async-await (UniTask), advanced programming concepts ● Unreal Engine 5, Blueprints, C++ ● Godot Engine, RPG Maker, GameMaker, Ren'Py ● Game Design, Level Design, UI Programming, Game Optimization, QA ● Unity Addressables, Timeline ● Third-party assets and plugins: Platformer Project, Corgi Engine, Game Kit Controller, World Streamer 2, DoozyUI, RealtimeCSG, Rewired, Animancer, RealToon, Dialogue System for Unity, MicroSplat, MicroVerse, etc. ● Blender, VRoid Studio (3D Modeling, Rigging, Skinning, Animation) ● Photoshop, Krita, GIMP (Texturing, Image editing) ● Wwise Audio Middleware ● Mobile Development: Android (native), iOS (native), Flutter, Xamarin, Xamarin.Forms ● Kotlin, Swift, Dart, Java, Python

Freelance Testing Developer - Njoh Noh Prince Junior
Freelance Testing Developer

Hello! I'm an accomplished **Frontend Engineer** specializing in crafting intuitive, high-performance web applications. With over **5 years of experience**, I excel in **React**, **Next.js**, **TypeScript**, and **UI/UX design**, helping clients bring their visions to life efficiently and effectively.

Freelance Testing Developer - Mandar Vaze
Freelance Testing Developer5.0 (4 reviews)

I will not charge you if I can't fix your issue. Web Development for last few years. Python is preferred language, also familiar with Elixir, golang. (Waiting for the opportunity to use these in real projects.) Learning Rust - See [snb](https://github.com/mandarvaze/snb) - command line tool written in Rust, inspired by `nb` Manager Turned Software Architect, cause I want to continue to code each day. Linux user over a decade Strong focus on Quality

Freelance Testing Developer - Greg Gorlen
Freelance Testing Developer5.0 (458 reviews)

I'm a full stack software engineer, technical writer and computer science educator. I enjoy testing, debugging, refactoring, application design, maintaining projects and teaching. My primary technologies are JavaScript, React, Express (PERN stack), Playwright, Puppeteer, Python, Flask and C. See my [Stack Overflow tags](https://stackoverflow.com/users/6243352/ggorlen?tab=tags) for more technologies ordered roughly by my interest and experience. In addition to Stack Overflow, I'm active on [Code Review Stack Exchange](https://codereview.stackexchange.com/users/171065/ggorlen). Feel free to peek at a few of these reviews to get a sense of the insights I can offer your code. For further information, visit my [Codementor FAQ](https://ggorlen.glitch.me/codementor). I'm looking forward to hearing about your project! _<sub>Profile picture by the wonderful [Emily Huston](https://emilyhuston.github.io) ❤️</sub>_

Freelance Testing Developer - Nick Karnik
Freelance Testing Developer5.0 (57 reviews)

With over 25 years in the software industry, I bring a robust mix of hands-on engineering and management expertise. Currently, I lead the teams for Gemini Code Assist at Google, where we develop and scale backend systems and extensions for both VSCode and IntelliJ to deliver high-performance code assistance. As a startup founder and an innovator, I enjoy wearing multiple hats, diving into new technologies, and taking prototypes from rapid development to production-scale systems. Proficient in over 15 programming languages, I primarily focus on JavaScript, TypeScript, Node.js, Electron, and Web technologies, with occasional use of Python. My approach is rooted in scalable solutions and inspiring teams to deliver impactful results.

Freelance Testing Developer - Muhammad Shafiq
Freelance Testing Developer5.0 (16 reviews)

Experienced Software Engineer with a demonstrated history of working in the computer software industry. Skilled in .NET CORE, Entity Framework Core, C# , Typescript, React, Angular, Azure, Azure Activity Directory , Azure AD B2C, Azure Functions, Azure Logic Apps, Azure Cosmos DB DevOps, Databases, Dockers & Kubernetes. Software as a Service (SaaS).

Freelance Testing Developer - Rengaraj
Freelance Testing Developer5.0 (2 reviews)

I have experience in Python for more than 5 years. I have been using Python in Embedded systems. I have experience in Making Test setup for various Embedded device for automation testing.

Freelance Testing Developer - Ashish Jaishwal (QA Test Automation)
Freelance Testing Developer5.0 (89 reviews)

**Automation Tools:** Selenium WebDriver with Core Java, Selenium with C#, Selenium with JS, Cypress,WebDriverIo, Playwright, Appium,Swtbot, etc **Languages:** Java, C#, Javascript, Python **Framework Used:** Page Object Model / Data Driven Framework/Keyword Framework, Cucumber(BDD), Jasmine, Robot framework, Specflow, Mocha **Mobile Automation:** Appium for Android and Ios Automation, WebDriverIo for Android automation only, etc **API and SQL Automation:** Java with JDBC, JS with mysql library, Cypress, postgres automation, etc **Unit Testing Framework:** TestNG, JUnit, NUnit **IDE Used:** Eclipse, IntelliJ, VSCode, Visual Studio IDE, Pycharm, etc **IDE automation:** Eclipse with swtbot, VSC with vsc-native-tester, IntelliJ with Java robot framework **Build Tool:** MAVEN, Gradle, Ant **Project / Defect Management Tool:** JIRA, Kanban,github, TestRail, ontestpad, Mantis, ASANA,Trello,BaseCamp,Redmine **Report:** TestNg Default, ReportNG, Extent Report, Allure Report& variousHTML reports **Version Control:** Git (Github, Gitlab, Bitbucket) **CI Tool:** Jenkins, Github Actions, Gitlab CI/CD **Software Testing/QA:** Regression Testing, Smoke Testing, Health Check, Functional Testing, Database Testing, Api Testing using Postman, Bug Life Cycle & Testing life cycle **TEST AUTOMATION** • Designed and implemented different automation frameworks from scratch like Page Objects framework, Keyword Driven framework, Data Driven framework and Hybrid framework for a number of projects • Have hands on experience on different flavors of Selenium like Selenium Web Driver with Java, C#, Python. • Have hands on variety of TDD & BDD testing frameworks like JUnit, TestNG, NUnit, XUnit, Mstest, Specflow, Cucumber, Pytest, Nose etc. • Have hands on experience on Cypress with TS or JS, Cypress for API Testing, Cypresss with Cucumber. • Have hands on experience with API Testing, with postman or programatically using REST Assured, RestSharp, Mocha-axios, etc. • Have hands on experience with IDE Automation like Eclipse with swtbot, VSCode with Vscode-extension-tester, Intellij with Robot framework • Have hands on experience with Mobile App testing with Appium & Java • Good Knowledge of different tools like Git, Jenkins, SQL, MySQL, etc **MANUAL TESTING** • Have a good knowledge of applications from various domain like, E-Commerce, AI based Job Portal, Telecom, Warehouse Management Domain, Content Processing application (OLIVE SOFTWARE), Health Care that makes me comfortable understanding the business and functional requirements of system. • CRM based application : Microsoft Dynamics 365, Magento, Salesforce • Extensively involved in preparing Test Scenarios & Test Cases from Requirement docs, Use Cases & KT's. • Defect reporting using various bug reporting tool and Involved in the defect review meetings. • Good exposure to Bug Life Cycle. • Accurate, efficient & methodical in handling assigned tasks. Possess excellent numerical, problem-solving & analytical abilities. • Have hands on writing End to End Scenarios/Business logic cases, Test plan, etc. and have performed Smoke Testing, Regression Testing, Comprehensive testing, Acceptance Testing.

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Frequently asked questions

How long do Testing projects normally take?

The length of a project depends on many factors, including the scope of your project and the technical complexity of it. When you post a freelance Testing project request on Codementor, you’ll have the option to indicate when you’d expect the project to be completed. We suggest chatting with the interested developers to ensure both sides are on the same page. For more information on how to post a freelance Testing request on Codementor, check out our article.

How much does it cost to hire a freelance Testing developer?

We don’t charge anything when you post a freelance hiring request for Testing developers! You’ll have the chance to determine what the budget for your project is when you post the request. You’ll only need to pay the developer if you’re 100% satisfied with their work. Please know that Codementor charges a small service fee when a developer completes the job.

What makes Codementor Testing developers different?

We do a comprehensive technical and communications screen of all Testing developers at Codementor. Our network includes book authors, popular open source contributors, top Stack Overflow users and engineers at top tech companies. In addition, to continually ensure the quality of our freelancers, we regularly check in on existing Testing developers’ user satisfaction rates.

What happens if I’m not happy with the freelancer’s work?

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