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Maciej Czarniecki

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Available to hire

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Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate

Language

Polish
Fluent
English
Advanced

Work Experience

QA Engineer at Totalbet
December 2, 2023 - December 2, 2024
Executive functional, regression and end-to-end testing for iOS, Android and web applications. End-to-end automation framework development using Detox (mobile) and Playwright (web). TypeScript-based automation. CI/CD integration with Jenkins and GitLab CI. Collaborated with developers, designers and product teams to improve quality, UX and release reliability.
Quality Assurance Engineer at easyJet Holidays
July 2, 2022 - December 2, 2023
Designed test data, regression scenarios and manual tests for web and mobile platforms. Performed black-box, functional, regression, API, A/B and end-to-end testing. Planned release testing and supervised 3 QA Engineers during deployments. Collaborated with product owners, analysts and release managers to ensure requirements were met. Enhanced test coverage and streamlined QA workflow, contributing to higher release quality.
QA Analyst at British Council
July 2, 2019 - July 2, 2022
Led QA processes in Agile teams focusing on web and mobile applications. Designed and executed functional, non-functional, API, system, regression and E2E test cases. Owned test planning, execution and release management. Mentored and supported a team of 4–5 testers. Collaborated with business stakeholders, product owners and analysts to ensure requirements were met. Enhanced test coverage and streamlined QA workflows.
Lead QA Engineer at Britenet
November 1, 2018 - June 30, 2019
Lead QA processes in Agile teams focusing on web and mobile applications. Designed and executed functional, non-functional, API, system, regression and E2E test cases. Owned test planning, execution and release management. Mentored and supported a team of 4–5 testers.
Software Tester at BlueSoft
August 2, 2017 - March 2, 2018
Conducted manual testing of web and mobile apps, covering functional, regression, and E2E scenarios. Focused on ensuring cross-platform test coverage and reporting in HP QC.
Software Tester at Soflab
March 1, 2018 - November 1, 2018
Performed functional, regression, and API testing for web applications. Developed API test scripts in SOAP UI.

Education

MSc in Environmental Engineering (Technology of Water, Sewage and Waste Management) at Lublin University of Technology
January 1, 2012 - January 1, 2015
BSc in Environmental Engineering, Specialization: Sanitary Installations at Lublin University of Technology
January 1, 2009 - January 1, 2012

Qualifications

First Certificate in English (FCE) – CEFR level B2
January 1, 2018 - February 19, 2026
ISTQB Agile Tester Extension Certificate
January 1, 2018 - February 19, 2026
ISTQB Foundation Level Certificate
January 1, 2017 - February 19, 2026

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Education, Computers & Electronics

Experience Level

Expert
Expert
Expert
Expert
Expert
Intermediate

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