Jędrzej P.-Senior QA Automation Engineer | .NET
Check rate
Experience
Senior Test Engineer
All European Careers
- Test automation of a WPF desktop application
- Test automation of an application built with Angular and C#
Senior QA Engineer
Cognizant
- Integration and end-to-end testing of systems built on .NET 7/8/10, Azure, and MSSQL/NoSQL databases
- Collaboration with development teams to define test strategy for new features
Senior Test Automation Developer
Omada
- UI/API testing in a .NET 6/7 environment
- Development of test automation architecture and integration with CI/CD pipelines in Azure DevOps
Software QA Engineer
Allegro Pay
- Manual and automated testing of backend and frontend (web and mobile)
- Development of internal testing tools in C#/.NET and Kotlin
Junior Software QA Engineer
Junior Software QA Engineer
Allegro Pay
Promoted from Junior Software QA Engineer (03.2021–10.2021) to Software QA Engineer (10.2021–09.2022)
C#/.NET Developer, Business Analyst
Santander Leasing Polska
- Business analysis and process design in BPM/BPS systems
- Development and maintenance of microservices (.NET Core 2.2/3.1, RabbitMQ, MS SQL)
Design Engineer
Verocel, Inc.
- Created test scenarios; developed, reviewed, and maintained automated tests for safety-critical software in the aviation industry
- Projects: Operational Flight Program – GE/Boeing (Ada), Power Conversion Unit – Astronics (C)
software for payment vending machines
software for payment vending machines (C/C#/Python)
Airoptic Sp. z o.o.
- R&D work in Matlab, contributed to the iCspec project, STM microcontroller programming
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Banking and Finance, Aerospace and Defense, and Manufacturing.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Quality Assurance, Product Development, and Research and Development.
Summary
Senior QA Engineer with 10 years of experience in software testing and automation within the .NET ecosystem (C#, .NET 5–10, Azure, MSSQL/NoSQL). I build and maintain UI/API test architecture, integrate it with CI/CD pipelines (Azure DevOps), and develop internal testing tools. Experience gained in environments with high quality standards — from safety-critical software in the aviation industry, through BPM systems in banking, to fintech platforms (Allegro Pay). ISTQB CTFL and AZ-900 certified.
Skills
- Testing & Automation: Ui/Api Test Automation (Web And Desktop), Manual And Exploratory Testing, Integration And E2e Testing, Selenium (Postgraduate Specialization)
- Languages & Frameworks: C#, .Net (5–10), .Net Core, Wpf, Angular, Kotlin (Test Tooling), Python, C, Ada
- Ci/Cd & Cloud: Azure, Azure Devops (Pipelines, Test Plans), Rabbitmq
- Databases: Ms Sql, Nosql
- Methodologies & Processes: Agile, Bpm/Bps, Business Analysis
- Certifications: Istqb Certified Tester Foundation Level, Az-900 (Microsoft Azure Fundamentals)
Languages
Education
Collegium Da Vinci
Test Automation Engineer in Selenium · Poznań, Poland
Poznań University of Technology
MSc · Automation and Robotics · Poznań, Poland
Poznań University of Technology
BEng · Automation and Robotics · Poznań, Poland
Certifications & licenses
AZ-900: Microsoft Azure Fundamentals
Microsoft
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Jędrzej is based in Poznań, Poland.
Jędrzej speaks the following languages: English (Advanced), German (Elementary).
Jędrzej has at least 11 years of experience. During this time, Jędrzej has worked in at least 8 different roles and for 7 different companies. The average length of individual experience is 1 year and 1 month. Note that Jędrzej may not have shared all experience and actually has more experience.
Based on recent experience, Jędrzej would be well-suited for roles such as: Senior Test Engineer, Senior QA Engineer, Senior Test Automation Developer.
Jędrzej's most recent position is Senior Test Engineer at All European Careers.
In recent years, Jędrzej has worked for All European Careers, Cognizant, Omada, and Allegro Pay.
Jędrzej is most experienced in industries like Information Technology, Banking and Finance, and Aerospace and Defense. Jędrzej also has some experience in Manufacturing.
Jędrzej is most experienced in business areas like Information Technology, Quality Assurance, and Product Development. Jędrzej also has some experience in Research and Development.
Jędrzej has recently worked in industries like Information Technology and Banking and Finance.
Jędrzej has recently worked in business areas like Information Technology and Quality Assurance.
Jędrzej holds a Master in Automation and Robotics from Poznań University of Technology and a Bachelor in Automation and Robotics from Poznań University of Technology.
Jędrzej has 2 certificates. These include: AZ-900: Microsoft Azure Fundamentals and ISTQB Certified Tester Foundation Level.
The availability of Jędrzej needs to be confirmed.
Daily rate distribution
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Average rates for similar positions
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The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 17 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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