Freelance QA Testers

Freelance QA TestersFreelance QA Testers

Projects People

Seasoned Founder and Product Manager

$10k+: Earned

1x: Hired

2: Followers

Seasoned Founder and Product Manager

Cover image for Wire Wallet

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Cover image for Glade AI

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Cover image for PARCREST

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Cover image for Dagger.io

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Web, Mobile & Software QA | Elevating User Experience

$1k+: Earned

1x: Hired

14: Followers

Web, Mobile & Software QA | Elevating User Experience

Cover image for Mobile Game QA – Art Heist Puzzle (iOS & Android)

Mobile Game QA – Art Heist Puzzle (iOS & Android)

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Cover image for MetroQuest | Public Engagement

MetroQuest | Public Engagement

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Cover image for Unicorn Solutions | Credit Management

Unicorn Solutions | Credit Management

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Cover image for Virtusa | Digital Innovation Engineering

Virtusa | Digital Innovation Engineering

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Mobile Engineer | Tech Consultant | Deputy Manager | UAE

$1k+: Earned

1x: Hired

5.0: Rating

20: Followers

Mobile Engineer | Tech Consultant | Deputy Manager | UAE

Cover image for Template based design tool | Mobile app

Template based design tool | Mobile app

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Cover image for Restaurant App

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Cover image for Stock Trading App

Stock Trading App

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Brand Design & Digital Transformation in Concrete specialist

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Ebenezer Adusah

QA Tester | Ensuring High-Quality Software Releases

27: Followers

QA Tester | Ensuring High-Quality Software Releases

Cover image for Thank you ❤️❤️❤️

Thank you ❤️❤️❤️

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Cover image for Seven years of specialized expertise in software testing for...

Seven years of specialized expertise in software testing for complex web and mobile platforms. I transition Quality Assurance (QA) from a procedural checkpoint to a strategic, proactive function that intervenes early in the development lifecycle. My commitment to comprehensive validation is supported by a personal, multi-platform device lab, ensuring rigorous, real-world cross-platform compatibility and stability across Windows, macOS, Linux (Ubuntu), and diverse mobile operating systems prior to launch.

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Cover image for My stance, informed by over 7 years of specialized software ...

My stance, informed by over 7 years of specialized software testing experience across both web and mobile application platforms, is this: I don't wait for engineering to invite me to the table; I demonstrate the value of QA-driven design by embedding practical, risk-prioritized acceptance criteria right into the earliest stages. True shift-left is achieved through strategic empowerment and a proactive cultural intervention, independently of existing organizational silos. It's about leading the quality mindset change, not waiting for permission.

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Cover image for QA Tester

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AI & QA Automation Engineer | AI Bias Audit& Web/App Testing

New to Contra

AI & QA Automation Engineer | AI Bias Audit& Web/App Testing

Cover image for AI Bias Detection & Mitigation

AI Bias Detection & Mitigation Tool for Hiring Models My role: AI/ML Engineer & Fairness Auditor Project description: AI Bias Detection and Mitigation Framework for Recruitment Systems. Built a complete, production-ready tool that: Detects gender, race, and age bias in hiring ML models Uses industry-standard fairness metrics (Disparate Impact, Demographic Parity, Equal Opportunity) Applies Reweighing mitigation (AIF360) → improves fairness while keeping accuracy loss < 2% Includes interactive Gradio demo for live testing Full business impact section + compliance notes (EEOC 4/5th rule, GDPR, EU AI Act)

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Cover image for E-commerce Automation Framework
My role :

E-commerce Automation Framework My role : Test Automation Engineer (UI & API) Project description: Designed and developed a comprehensive automated testing framework for an e-commerce website. The framework covers UI automation using Selenium WebDriver and Pytest, alongside robust API testing to ensure backend reliability. It enables fast, repeatable test execution with detailed reporting to quickly identify issues.

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Cover image for AI-Powered QA Automation Suite
My role: Senior

AI-Powered QA Automation Suite My role: Senior QA Automation Engineer (Lead) Project description: AI-Powered QA Test Case Generator & Execution Dashboard is a comprehensive, enterprise-level quality assurance solution designed to bridge the gap between AI-driven test generation and robust execution reporting. The suite provides a full-cycle automation workflow: from creating test cases using GPT-4 from natural language user stories to executing them across API and UI layers, finishing with high-impact business metric analysis.

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Cover image for Enterprise SaaS QA Automation: AI-Powered

Enterprise SaaS QA Automation: AI-Powered Testing & CI/CD My role : Senior QA Automation Engineer Project description: Architected and implemented comprehensive test automation framework for enterprise SaaS platform, achieving 92% API and 85% UI test coverage. Developed 230+ automated tests using Pytest and Selenium with Page Object Model design pattern. Integrated AI-powered test prioritization and flaky test detection achieving 95% accuracy. Implemented GitHub Actions CI/CD pipeline reducing regression testing from 2 days to 6 hours (75% reduction). Enabled daily releases while improving production defect detection by 82%. Technologies: Python, Pytest, Selenium WebDriver, GitHub Actions, Docker, Scikit-learn

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Heather Jayakusuma

Denpasar, Indonesia

Manual QA Software Tester | Business Analyst

Manual QA Software Tester | Business Analyst

Cover image for Indonesia Banking Application Testing

Indonesia Banking Application Testing

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Cover image for Noice Music App [Manual QA Tester]

Noice Music App [Manual QA Tester]

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Cover image for BeADisciple LMS [Business Analyst]

BeADisciple LMS [Business Analyst]

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Multiskilled Freelancer: Design, Edit, Test

Multiskilled Freelancer: Design, Edit, Test

Cover image for Testing Nigerian-made games

Testing Nigerian-made games

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Cover image for Did you know there is a Nigerian version of DOOM?

Did you know there is a Nigerian version of DOOM?

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Cover image for Celia App User Testing Report

Celia App User Testing Report

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Cover image for Apps I have reviewed as a User/QA tester

Apps I have reviewed as a User/QA tester

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Mustafo Rajaboev

QA Partner for Apps & Games | Manual Testing & Bug Triage

9: Followers

QA Partner for Apps & Games | Manual Testing & Bug Triage

Cover image for Mobile Game QA: Physics & Monetization Logic

Mobile Game QA: Physics & Monetization Logic

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Cover image for Agile QA Partnership: Logic & UX Validation

Agile QA Partnership: Logic & UX Validation

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Cover image for Subscription Lifecycle State Audit and Error Detection

Subscription Lifecycle State Audit and Error Detection

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Critical KYC Compliance Defect: Santander Mobile Profile Update

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