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Hi, I'm Ryhor Kolb, ISTQB-qualified Senior QA Engineer with 15 years in the IT industry. I excel at analyzing complex business logic and delivering results under tight deadlines, often with minimal documentation. I have a proven track record of managing QA for teams of up to 14 developers and delivering high-quality desktop, web, and API testing, including automation with Rest Assured and Playwright, as well as accessibility testing. I thrive in Agile and Waterfall environments, lead test planning and estimation, mentor QA staff, coordinate cross-functional teams, and drive robust defect management. My domain experience includes Finance, Telecom, and Data Mining, and I love turning ambiguous requirements into clear, testable plans.…Hi, I'm Ryhor Kolb, ISTQB-qualified Senior QA Engineer with 15 years in the IT industry. I excel at analyzing complex business logic and delivering results under tight deadlines, often with minimal documentation. I have a proven track record of managing QA for teams of up to 14 developers and delivering high-quality desktop, web, and API testing, including automation with Rest Assured and Playwright, as well as accessibility testing. I thrive in Agile and Waterfall environments, lead test planning and estimation, mentor QA staff, coordinate cross-functional teams, and drive robust defect management. My domain experience includes Finance, Telecom, and Data Mining, and I love turning ambiguous requirements into clear, testable plans.

Ryhor Kolb

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Hi, I'm Ryhor Kolb, ISTQB-qualified Senior QA Engineer with 15 years in the IT industry. I excel at analyzing complex business logic and delivering results under tight deadlines, often with minimal documentation. I have a proven track record of managing QA for teams of up to 14 developers and delivering high-quality desktop, web, and API testing, including automation with Rest Assured and Playwright, as well as accessibility testing. I thrive in Agile and Waterfall environments, lead test planning and estimation, mentor QA staff, coordinate cross-functional teams, and drive robust defect management. My domain experience includes Finance, Telecom, and Data Mining, and I love turning ambiguous requirements into clear, testable plans.…Hi, I'm Ryhor Kolb, ISTQB-qualified Senior QA Engineer with 15 years in the IT industry. I excel at analyzing complex business logic and delivering results under tight deadlines, often with minimal documentation. I have a proven track record of managing QA for teams of up to 14 developers and delivering high-quality desktop, web, and API testing, including automation with Rest Assured and Playwright, as well as accessibility testing. I thrive in Agile and Waterfall environments, lead test planning and estimation, mentor QA staff, coordinate cross-functional teams, and drive robust defect management. My domain experience includes Finance, Telecom, and Data Mining, and I love turning ambiguous requirements into clear, testable plans.

Available to hire

Hi, I’m Ryhor Kolb, ISTQB-qualified Senior QA Engineer with 15 years in the IT industry. I excel at analyzing complex business logic and delivering results under tight deadlines, often with minimal documentation. I have a proven track record of managing QA for teams of up to 14 developers and delivering high-quality desktop, web, and API testing, including automation with Rest Assured and Playwright, as well as accessibility testing.
I thrive in Agile and Waterfall environments, lead test planning and estimation, mentor QA staff, coordinate cross-functional teams, and drive robust defect management. My domain experience includes Finance, Telecom, and Data Mining, and I love turning ambiguous requirements into clear, testable plans.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

German

Advanced

Russian

Fluent

Work Experience

Senior QA engineer at Celonis Labs GmbH

June 1, 2021 - June 1, 2026

Full-cycle testing of desktop and browser-based applications; analysis of requirements; writing test plans and executing tests; API automation with Rest Assured; E2E automation with Playwright; accessibility testing; collaborated with multiple development teams; defect reporting and tracking; served as the sole QA engineer in a team of 14 developers.

Senior QA Engineer at Celonis Labs GmbH, Germany (Munich)

June 1, 2021 - June 1, 2026

Full-cycle testing of desktop and browser-based applications; analyzed requirements, wrote test plans, and executed test cases. Implemented API automation using Rest Assured and supported end-to-end automation with Playwright. Performed accessibility testing (a11y). Served as the sole QA in a team of 14 developers; closely collaborated with multiple development teams and managed defect reporting and lifecycle.

Senior Test Automation Engineer at CHECK24 Vergleichsportal GmbH

October 1, 2020 - April 1, 2021

Developed automated test suites using Java frameworks (Rest Assured, REST API); performed code reviews; created test plans for existing and new features; reported and tracked defects; analyzed root causes; close collaboration with various development teams.

Senior Test Automation Engineer at CHECK24 Vergleichsportal GmbH, Germany (Munich)

October 1, 2020 - April 1, 2021

Developed automated test suites using Java frameworks (Rest Assured, REST API); performed code reviews; created test plans for existing and new features; tracked defects and analyzed root causes; closely cooperated with various development teams.

Senior Test Automation Engineer at Wirecard AG

May 1, 2014 - October 1, 2020

Participated in QA from the planning phase; created test plans for new features; developed automated test suites (Java, TestNG, REST API); performed code reviews; contributed to release QA; mentored QA candidates; worked with multiple development teams; participated in onboarding of QA staff.

Senior Test Automation Engineer at Wirecard AG, Germany (Munich)

May 1, 2014 - October 1, 2020

Began QA involvement during feature planning phase; created test plans for new features; developed automated test suites using Java (Java, TestNG, REST API); performed code reviews; participated in the release process from QA perspective and volunteered as Build Manager; mentored QA candidates; collaborated with multiple development teams.