Borys Olshanetskyi, Developer in Karlsruhe, Baden-Württemberg, Germany
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Borys Olshanetskyi

Verified Expert  in Engineering

Quality Assurance Developer

Karlsruhe, Baden-Württemberg, Germany
Toptal Member Since
October 7, 2019

Borys is a passionate software developer with experience in full-stack quality assurance projects. From requirements analysis to automation frameworks implementations, his core expertise is test automation for Web applications using Selenium and TestCafe. He spends a significant amount of time building databases and API integration test suites.


TestCafe, Selenium, JavaScript, Java
Selenium, Java




Preferred Environment

Continuous Delivery (CD), Continuous Integration (CI), Docker, Git, JavaScript, Java, Linux, MacOS

The most amazing...

...project I've led involved a team of five test engineers and an extremely complex financial project for a famous company.

Work Experience

Senior Software Engineer

2017 - PRESENT
  • Built UI test automation from scratch for a product with millions of monthly users.
  • Led quality efforts in the Scrum team, defining test strategy and refining CI/CD processes.
  • Developed an integration testing approach for a front-end project using JavaScript and TestCafe. This reduced the regression testing efforts by 50%.
Technologies: TestCafe, Selenium, JavaScript, Java

Senior QA Engineer, QA Automation Lead

2015 - 2017
  • Led a team of five test engineers in the development of a UI test automation project for a large assignment in the finance domain. Java and Selenium were the primary technologies.
  • Developed and supported a shared test automation framework used by other teams in Java.
  • Spearheaded a project using manual testing efforts whereby regression testing was reduced by 80%.
Technologies: Selenium, Java

QA Software Engineer

2014 - 2015
Credit Suisse (Contractor through Luxoft)
  • Built a test automation framework from scratch for a high load back-end data processing project using Java.
  • Supported a data reconciliation UI testing tool, which was built using C# and XAML.
  • Created load testing test set for real-time API using JMeter.
  • Performed bug fixes and developed feature requests.
Technologies: Selenium, C#, Java

Test Automation Engineer

2013 - 2014
  • Built from scratch a UI test automation framework based on Selenium with C# as the primary language.
  • Developed API tests for a WCF service with a heavy MS SQL Server component.
Technologies: Windows Communication Foundation (WCF), Selenium, C#

Sample Code Project Implemented for Interview
Project contains examples of the following tests:

- UI test on the Java and Selenium library.
- API tests on the Java and REST Assured library.
- Load tests on Apache JMeter.
2017 - 2019

Master's Degree in Computer and Data Science

Ukrainian Catholic University - Lviv, Ukraine

2003 - 2008

Master's Degree in Technology Management

Lviv Politechnic National University - Lviv, Ukraine


REQB Certified Professional for Requirements Engineering

Global Association for Software Quality


ISTQB CTFL (Certified Tester Foundation Level )

ISTQB - International Software Testing Qualifications Board


REST APIs, Selenium WebDriver, React


Jira, Postman, Git, Apache JMeter


TestNG, Selenium, TestCafe, Cypress


Testing, E2E Testing, Continuous Integration (CI), Continuous Delivery (CD), REST


Java, JavaScript, Python, SQL, C#


Database Testing, MySQL


Docker, MacOS, Linux


Web App Automation, API Testing, QA Testing, Selenoid, Windows Communication Foundation (WCF)

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