Denys Kamyshnyk
Hi, I’m Denys Kamyshnyk, a QA Engineer with 6 years in manual testing of web, mobile, and desktop applications, plus 2 years in automated end-to-end testing.
About
Hi, I’m Denys Kamyshnyk, a QA Engineer with 6 years in manual testing of web, mobile, and desktop applications, plus 2 years in automated end-to-end testing. I’ve delivered high-quality products, supported complex releases, and continuously improved testing processes. I’m a collaborative team player who enjoys mentoring junior testers and driving quality initiatives.
Based in Valencia, Spain, I currently lead automation efforts using Playwright, integrated into Azure DevOps, and contribute to API testing, performance testing with JMeter, and manual testing across dashboards, payments, and logistics modules. I’m passionate about building scalable QA processes, documenting workflows, and partnering with product and engineering teams to ensure reliable releases.
- 6 years' experience
- Joined December 2025
Languages
- UkrainianFluent
- EnglishAdvanced
- Spanish; CastilianBeginner
- RussianFluent
- PolishIntermediate
Industry experience
- Software & Internet
- Professional Services
More experts in Valencia, Spain
Work experience
Developed Playwright-based automation for web apps, integrated into Azure DevOps pipelines. Performed manual and automated testing of dashboards, payments systems, and logistics modules across web and mobile platforms. Created API test scenarios in Postman and contributed to performance testing using JMeter. Built test plans, mentored QA engineers, and supported production releases and stakeholder feature demos.
Tested web, iOS, and desktop applications for a large Danish B2B/B2C e-commerce platform. Reviewed requirements, created test cases, executed API tests, and contributed to test data generation for automation. Participated in major releases including iPhone 13 launch with heavy cross-browser and regression testing. Worked with Episerver CMS and validated content workflows for internal and customer-facing systems. Helped scale manual test coverage and collaborated with developers and product managers.
Launched QA processes from scratch on a greenfield project with no documentation. Developed test documentation and test scenarios, partially automated flows with developers’ support. Supported production and deployment processes and contributed to QA workflows.
Education
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