Hire the Best Software QA Testers
in Poland

TypeScript | JavaScript | Playwright | GitHub Actions | Postman | BrowserStack | Jira | Docker | DataDog | PostgreSQL ❓Why choose me? ✅ Choose me for my solid expertise in web and mobile testing, harnessing powerful frameworks to deliver flawless, high-performance solutions with speed, precision, and an edge that leaves competitors in the dust. 🚨✉️ Feel free to reach out, I'm always just a message away to support you.

I am a tester with over 5 years of experience. My career began with an internship as a mobile application tester, during which I obtained the ISTQB certification. After completing the internship, I started studying Computer Science and simultaneously took up a job as a Test Technician. As a technician, my main responsibilities included performance testing and end-to-end testing. After about two years, I was promoted to the position of Engineer, where, in three different projects as a member of a server solution validation team, I worked on environment preparation (Linux, ESXi, Windows), running tests (Python, C# - frameworks provided by the client), result analysis, and implementation (Python).

⭐️⭐️⭐️⭐️⭐️ With a proven track record in quality assurance, I specialize in testing iOS and Android platforms for both individual clients and larger corporations. I possess extensive expertise in testing web applications and excel in Test Management and Quality Assurance Strategy. My accomplishments include launching applications into the store that have achieved top 500 status, collaborating with both first-time individuals and established companies on MVPs and user bases reaching hundreds of thousands. My portfolio comprises a wide range of successful applications in social networking, education, entertainment, fitness, lifestyle, commerce, and FinTech. I prioritize customer satisfaction and maintain repeat business by taking a genuine interest in the client's product, budget, and communication needs. My passion for quality assurance translates into the superior quality of my work. Technical Skills: 📌Platforms: macOS, Linux, iOS, Android 📌QA: Firebase Test Lab, Postman for API Testing, Manual Testing, Automation testing of API and validation, e2e Automation, Smoke Testing, Exploratory Testing, Regression Testing, Functional Testing, Non-Functional Testing, Test cases management, Test planning 📌Languages: bash, JSON, SQL, JavaScript 📌Version Control: GitHub, GitLab 📌Databases: PostgreSQL, MongoDB, FireBase, SQL DB 📌Tools: Android Studio, Visual Studio Code, Xcode, Charles Proxy 📌QA Automation Tools: Playwright Detox, Jest, Cypress, Selenium IDE, Docker 📌Software Development Life Cycle: Agile, Scrum, WaterFall My Testing Devices: 💻 Macbook Pro 2021 💻 Macbook Air M1 💻 Lenovo Thinkpad 📱 iPad Pro 📱 iPhone 13 Pro Max 📱 iPhone 12 📱 iPhone 7 📱 iPhone SE 📱 Xiaomi Mi A2

QA Tester for games, apps, and software — Top Rated on Upwork with 100% job success and 1,300+ hours delivered. I've tested titles including League of Legends: Wild Rift, Watch Dogs: Legion, Brex, and The Ascent, across PC, mobile, VR, and tablet. My bug reports have helped clients cut post-release issues by up to 30%. What I test: Functional, regression, and exploratory testing Compliance and localization testing Unity and Unreal Engine projects (strong working knowledge) Usability and VR compatibility testing Tools: Jira, Trello, ClickUp, Monday, Confluence How I work: I start by understanding your project's scope, build a test plan around it, then execute thorough testing and deliver clear bug reports — screenshots, video, repro steps, and fix recommendations included. Communication stays tight throughout, especially useful for international teams across time zones. Equipment: i7-9700K / 32GB RAM / RTX 2070 / ultra-wide display, Samsung Galaxy S21+ and S10+, iPhone 11 Pro and iPhone X, iPad 10.2 (9th Gen), Oculus Quest 2, Steam Deck — full coverage across PC, Android, iOS, tablet, and VR. Selected titles tested: League of Legends: Wild Rift, Watch Dogs: Legion, Brex, The Ascent, Predator: Hunting Grounds, Hometopia, Sumerian Six, Battletech, plus 8+ additional titles across PC, mobile, and VR. Send me your build or a link to your project and I'll tell you exactly how I'd test it.

I specialize in quality assurance, bringing hands-on experience in both manual and automated testing. With a keen eye for detail, I excel at ensuring product quality through rigorous API testing and SQL data validation. My journey in QA has equipped me with the skills to identify issues early and support data integrity, which ultimately helps teams deliver reliable software solutions. Whether you need thorough testing for a new product or enhancements for existing systems, I have the knowledge and dedication to enhance your project. Let’s discuss how I can help elevate your product’s quality and user experience.

Web, mobile and API automation expert. Fully integrated CD and CI pipeline using Jenkins, Gitlab, Codeship and other tools. I have strong experience in creating automation tests using cucumber, jbehave, serenity BDD automation framework and using all its features, like integration with Jira, running tests in parallel on Jenkins and excellent HTML reports after finishing the tests. Expert in CD and CI setup using open source application and tools help your team to achieve high quality product with in timeline. Experience using Jenkins Codeship, aws EC2, Heroku and firebase to providing the cutting edge automation testing solution. As a load test engineer, I create the custom scripts in Jmeter and then we can run those scripts on the required infrastructure. I will help you benchmarking your application. I have working experience in creating web scrapper using phantomjs/selenium and casperjs as framework. I can save the results of web crawler in txt, xls or in DB also the out put can be in JSON format so that you have integrate it with your backend code. Following are the tools and languages I am comfortable working with: 1. Java, selenium webdriver, selenium page object model 2. Javascript, phantomjs, casperjs 3. Nodejs, ES6 4. Cucumber, Serenity BDD, Jbehave 5. Jenkins, Codeship, Cloudbees 6. Firebase, Heroku, AWS EC2, S3, codedeploy 7. Jmeter, Blazemeter. We have leading protractor testing framework ready to use. It has following features. 1. Customised gulp commands to run all tests, run single scenario, run tests based on tags, provide the application url from command line. 2. Configurable with CD/CI, Browser stack, Sauce lab, Bitbar 3. Single test result page for run on different browser and devices. 4. Notification for failed step and number of test failed