Valentin G.
QA Engineer | Manual Testing
Hello! I am a Senior QA Engineer with 10+ years of experience testing web and mobile applications. I specialize in complex products where stable releases and well-tested workflows are essential. Most of my work involves testing platforms with complex user workflows, permissions, integrations, and data-driven functionality. I understand how real users interact with software and focus on finding issues that actually affect the product quality. I also regularly test AI-powered features and integrations, including AI content generation tools and automation workflows. In addition, I actively use AI tools to improve testing productivity, analyze requirements, and identify potential problem areas faster. What I bring to your project: • Deep exploratory testing that reveals hidden issues • Structured regression testing before releases • Clear and developer-friendly bug reports • Well-organized test documentation when needed • Careful UI/UX and usability testing • Cross-browser and cross-device testing • API testing (Postman) My skills: • Writing test plans, test suites, test cases, and test runs • Writing quality bug reports • Drafting pre- and post-release test plans • Ability to perform various types of testing (regression, UI, usability, performance, localization, accessibility testing, etc.) • Experience with Trello, Jira, ClickUp, Qase, and other • A confident user of Photoshop and Figma • Knowledge of software development methodologies (Scrum, Kanban, Waterfall, TDD, BDD, Agile) • Knowledge of basic principles of modern design (e.g., Material Design) • Basic knowledge of HTML/CSS, JavaScript, TypeScript • Testing on various Android and iOS devices (Browserstack) • API testing (Postman) • Basic automatiс testing (Playwright) • Experience with WordPress, OpenСart, Shopify, Joomla, Magento • Basic knowledge of Git, CI&CD, Jenkins • Experience with SQL database queries • Experience in testing AI solutions Why clients like working with me: • I pay attention to details and edge cases • I write clear and useful bug reports • I am reliable and easy to work with • I understand developer workflows • I focus on real product quality, not just formal testing Best regards, Valentin Gospodarchyk
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $7k
Billed in all: $59,899$60k
$999 in the last 6 months
Across 19 contracts
Earnings, last 30 days
Skill rankings: Top 10% in Figma
Ranked by MRR among everyone on Upwork with the skill.
- #60Test Plan379 freelancers · 🇺🇦 #11Top 16%🇺🇦#11 of 60
- #104End-to-End Testing520 freelancers · 🇺🇦 #21Top 20%🇺🇦#21 of 63
- #106Postman842 freelancers · 🇺🇦 #13Top 13%🇺🇦#13 of 90
- #106Bug Reports659 freelancers · 🇺🇦 #32Top 16%🇺🇦#32 of 104
- #200Regression Testing1,279 freelancers · 🇺🇦 #34Top 16%🇺🇦#34 of 136
- #219API Testing1,365 freelancers · 🇺🇦 #42Top 16%🇺🇦#42 of 171
- #234Usability Testing1,980 freelancers · 🇺🇦 #48Top 12%🇺🇦#48 of 243
- #237Mobile App Testing1,834 freelancers · 🇺🇦 #44Top 13%🇺🇦#44 of 183