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Hi, My name is Mykola Solopii and I'm passionate about software quality. I am a Software Development Engineer in Test with 8+ years of job experience. Within this time I have been providing manual, automated, performance testing of web and mobile applications during all their life cycle periods from technical specification stage to their deploy on live. During this time I have been working with most popular programming languages JavaScript, TypeScript, Python, Java and technologies for UI, API, and Unit testing. For UI automation I have used: Playwright, Cypress, WebdriverIO, TestCafe, Protractor, Detox with Mocha and Jasmin as a test runner. For API automation I have used: Postman+Newman, Axios, Supertest, Frisby, with Jest, Mocha as a test runner. For Unit testing I have used: React Testing Library and Jest. Fro performance testing I have used: JMeter, K6, Locust I have an experience building test frameworks from scratch using different design patterns and best practices such as Page Object Model, Factory, Builder, Singleton, Decorator. I have worked with different CI/CD platforms such as Jenkins, GitLab CI, GitHub Actions, CircleCI. Also, I have experience in public speaking, mentoring, teaching, consulting and interviewing. Have proven cases of successful online Manual & Automated Testing Courses, JS for QA and other testing related workshops. I am a hard-working, attentive to details and self-motivated person who can guarantee a complete dedication to each project. If you are looking for a reliable, creative and experienced IT professional in Ukraine, you have come to the right place. Let's work!

👋 Thank you for visiting my profile! With over 5 years of hands-on experience in QA, I specialize in both manual and automation testing, delivering high-quality, reliable results for a wide range of industries. My expertise spans various domains, including e-commerce, finance, Web3, gaming (casinos), and customer support platforms. Why Choose Me? Proven Track Record: I've successfully worked on a variety of projects, ensuring seamless performance in critical systems, such as e-commerce platforms 🛒, financial applications 💰, Web3 integrations 🌐, casino apps 🎰, and support tools 📞. Results-Driven: I am dedicated to achieving the highest standards, ensuring that every test I perform brings measurable improvements to product performance, user experience, and security. Adaptable & Quick Learner: I can rapidly grasp new technologies and concepts, making me highly effective at managing multiple projects and finding innovative solutions to complex problems. Core Skills: Testing Expertise: Functional, GUI, exploratory, system integration, regression, cross-browser, smoke, usability, and documentation testing. Test Documentation: Skilled at creating and maintaining Test Plans, Checklists, Test Cases, and Test Reports to ensure thorough and consistent testing. Bug Tracking: Experienced with leading bug tracking tools like JIRA, Trello, Redmine, TFS, and YouTrack to manage and resolve issues efficiently. Automation: Proficient in using JavaScript, Selenium WebDriver, Cypress for test automation, and experienced in API testing with Postman and Swagger. Comprehensive Tools Knowledge: Familiar with IntelliJ IDEA, Robot Framework, DataGrip, pgAdmin, JMeter, Docker, Android Studio, FireBug, Charles, Fiddler, VMware, and VirtualBox. Industry Experience: E-commerce 🛒 & Finance 💰: Ensuring seamless user experiences, security, and compliance for online stores and financial applications. Web3 🌐: Testing decentralized apps and smart contracts, ensuring smooth interactions in blockchain environments. Gaming (Casinos 🎰): Focused on testing for high-load, real-time systems and ensuring robust user interactions in gaming applications. Customer Support Platforms 📞: Improving the functionality of helpdesk and ticketing systems to enhance customer experience. Why I Stand Out: I am a detail-oriented, analytical thinker who is known for my problem-solving ability and my proactive approach to finding creative solutions. I work well under pressure, managing multiple tasks effectively while maintaining a high standard of quality. Whether it's functional testing, automation, or helping you build robust systems for complex applications, I’m ready to take on your project and deliver outstanding results. Let’s discuss how I can help you optimize and improve your product!

I'm a Senior QA Automation Engineer with 7+ years of experience designing, building, and scaling automated testing solutions for SaaS products and enterprise applications. I help teams ship faster by creating reliable automation frameworks, optimizing QA processes, and integrating testing into modern CI/CD pipelines. Throughout my career, I've worked across both manual and automated testing, giving me a strong understanding of product quality from requirements analysis to production releases. I've partnered closely with developers, product managers, and designers in Agile teams to ensure every release meets high-quality standards. I've delivered automation solutions for startups and enterprise clients, including CBS Live Shows, Chick-fil-A, Advisor Websites (Snappy Kraken), and 15 Seconds of Fame. What I can help you with - Building scalable automation frameworks from scratch - Improving and maintaining existing Selenium or Playwright frameworks - Web UI automation (Selenium, Selenide, Playwright) - API automation (RestAssured, Postman, Newman) - Functional, regression, smoke, sanity, exploratory, and cross-browser testing - CI/CD integration (Jenkins, GitHub Actions) - SQL database validation - Test strategy, framework architecture, and QA process improvements Technical Stack Languages: - Java - Python Automation: - Selenium - Selenide - Playwright - TestNG - Cucumber - PyTest - Maven API Testing: - RestAssured - Postman - Newman CI/CD & Infrastructure: - Jenkins - GitHub Actions - AWS EC2 - Docker - Selenoid Reporting & Quality: - Allure Report - TestRail - Percy IO (Visual Testing) Highlights: - Expanded an automation suite from approximately 1,000 to 2,000+ automated tests - Reduced regression execution time by 60% through AWS EC2 parallel execution - Reduced overall release testing effort by approximately 70% - Integrated automated test results with TestRail and CI pipelines for better visibility - Implemented visual regression testing using Percy IO to automatically detect UI changes - Built reliable Page Object Model frameworks that are easy to maintain and extend I enjoy solving complex QA challenges, whether that means building a framework from scratch, stabilizing an existing automation suite, eliminating flaky tests, or improving release confidence. My goal is always the same: deliver reliable, maintainable automation that saves time and helps teams release with confidence.

Experienced QA Automation Engineer with 8+ years of experience in software testing, automation, and quality assurance. Strong background in test development, execution, and maintenance for web applications and backend systems. Proven track record of implementing effective test strategies, identifying critical issues early, and driving products to stable production releases. Highly detail-oriented, reliable, and comfortable working in Agile environments. Core Competencies - Full-cycle testing experience across SDLC and STLC - Agile / Scrum development process - Manual and Automated Testing - Test Case, Test Plan, and Test Scenario design based on business, technical, and functional requirements - UI Automation Testing (Selenium WebDriver) - API Testing (REST, GraphQL) - Functional, Integration, Regression, Smoke, UAT, and Production Testing - Bug reporting, tracking, and verification (Jira) - CI/CD pipeline support (Jenkins) - Log analysis and monitoring (Kibana) - Strong teamwork

𝐘𝐨𝐮 𝐛𝐮𝐢𝐥𝐝 𝐢𝐭. 𝐈’𝐥𝐥 𝐟𝐢𝐧𝐝 17 𝐰𝐚𝐲𝐬 𝐭𝐨 𝐛𝐫𝐞𝐚𝐤 𝐢𝐭 𝐛𝐞𝐟𝐨𝐫𝐞 𝐲𝐨𝐮𝐫 𝐮𝐬𝐞𝐫𝐬 𝐝𝐨. 😄 ✔️ 13+ years breaking software professionally ✔️ 9,000+ bugs caught before production ✔️ $100K+ potential losses prevented ✔️ 1,000+ hours of manual QA saved through automation I’m a QA Tester / QA Engineer with 13+ years of experience in manual testing, QA automation, security testing, penetration testing support, and overall product quality assurance across web, mobile, SaaS, fintech, healthcare, cybersecurity, AI/ML, and enterprise platforms. My work combines a strong QA mindset with practical Automation, Playwright expertise, API testing experience, and a security-focused approach. I don’t just click through screens and report obvious issues — I analyze how the product behaves, how the system is built, where integrations may fail, and where vulnerabilities may hide. ✅ Tools and Libraries ✔ QA Automation: Playwright, Cypress, Selenium, Appium ✔ API Testing: Postman, REST Assured, Supertest ✔ Security Testing: OWASP ZAP, Burp Suite, DevTools, custom scripts ✔ Performance Testing: JMeter, LoadRunner ✔ CI/CD Integration: GitHub Actions, GitLab CI/CD, Jenkins ✔ Bug Tracking & Test Management: TestRail, Zephyr, Jira, Trello, TestomatIO ✔ Reporting: Allure, Mochawesome ✔ Accessibility Testing: axe-core, Lighthouse, manual accessibility review ✔ Version Control: Git, GitHub, GitLab, Bitbucket • Reduced production bugs by up to 75% • Increased automated test coverage from 20% to 90% • Reduced regression testing time by up to 85% • Accelerated release cycles by up to 60% • Reduced manual testing effort by up to 80% • Increased test execution speed by up to 15× • Detected critical defects before release with 99% test reliability • Improved release stability by up to 65% • Reduced escaped defects by up to 70% • Automated 5,000+ end-to-end test scenarios • Improved API test coverage by up to 90% • Reduced bug verification time by up to 60% • Reduced flaky tests by up to 80% • Improved CI/CD deployment confidence with fully automated QA pipelines • Reduced security vulnerabilities before production by up to 55% • Performed 1,000+ API, UI, mobile, and regression test executions • Improved application performance through load testing by up to 40% • Reduced incident resolution time by up to 50% • Increased overall QA process efficiency by up to 45% • Helped teams ship faster while maintaining high product quality ✅ What I’ve Been Responsible For as a QA Tester / QA Engineer • Manual QA Tester: validating product flows, business logic, UI behavior, and edge cases • Automation Tester: building stable and maintainable automation frameworks • Playwright Automation Engineer: creating end-to-end test suites and cross-browser automation • API QA Tester: validating endpoints, integrations, authentication, and secure data flow • Security Engineer: identifying risks, testing access control, and supporting safer releases • Penetration Tester: checking web applications for common vulnerabilities and security gaps • Cross-Browser QA Tester: ensuring smooth behavior across browsers, devices, and screen sizes • Accessibility QA Tester: using manual checks and tools like axe-core to support compliance • Mobile QA Tester: full-cycle mobile app test coverage for iOS and Android • Regression QA Tester: protecting existing functionality during new releases • Performance QA Tester: checking speed, load handling, and system stability ✅ How I Can Help Your Team • Find critical bugs before your users do • Set up QA automation from scratch • Improve existing Playwright, Cypress, or Selenium tests • Create regression test coverage for fast-moving products • Validate APIs, integrations, and backend logic • Support security testing and penetration testing efforts • Improve release quality and reduce production issues • Build clear QA documentation and test plans • Integrate automated tests into CI/CD pipelines • Make your product more stable, secure, and user-friendly Whether you need a QA Tester, QA Engineer, Automation Tester, Playwright expert, Security Engineer, or Penetration Tester, I can step in and help your team ship with more confidence. Let’s connect and discuss how I can help improve your product quality, QA and automation coverage, and security testing process. QA Automation, Automation Tester, Test, Playwright, Security Engineer, Penetration Tester, Pentester, Automation, and Full Stack Developer. QA Automation, Automation Tester, Test, Playwright, Security Engineer, Penetration Tester, Pentester, Automation, and Full Stack Developer. QA Automation, Automation Tester, Test, Playwright, Security Engineer, Penetration Tester, Pentester, Automation, and Full Stack Developer. QA Automation, Automation Tester, Test, Playwright, Security Engineer, Penetration Tester, Pentester, Automation, and Full Stack Developer.

🔍 Quality is not an accident, it's what I deliver. With 5+ years of experience in software quality assurance, I help businesses ship confident, bug-free products across web, mobile, SaaS, eCommerce, and enterprise platforms. Whether you need manual testing, automation, or AI-powered QA, I've got you covered. 🤖 What makes me different? I leverage cutting-edge AI tools to accelerate test coverage, detect edge cases faster, and reduce QA cycles by up to 40%. I don't just find bugs, I help you build a product that users love. ✅ What I bring to your project: 5+ years of hands-on QA experience across diverse project types AI-assisted testing for smarter, faster, and more thorough coverage Automation expertise using Selenium, Cypress, and Playwright Deep experience with Agile & Scrum teams End-to-end testing: functional, regression, smoke, exploratory, UAT & API testing Bug tracking & test management via Jira, TestRail, and Zephyr 🛠️ Tech Stack & Frameworks: Selenium · Cypress · Playwright · Postman · REST Assured · Jira · TestRail · GitHub · Charles Proxy · SQL · HTML/CSS basics · AI Testing Tools, etc. 🏆 Achievements: **Reduced critical production bugs by 60% through structured regression testing **Built automated test suites that cut manual QA time by 35% **Delivered QA for 20+ projects with zero post-launch critical defects **Helped 3 startups establish QA processes from scratch 💡 How I make your product better: I embed into your team, understand your users, and test like a real person would, then go deeper with automation and AI. My goal isn't just to find what's broken. It's to make sure nothing breaks in the first place. 📩 Let's talk about your project. I'm available now! Appreciate your time, Nestor.