Vadym Vereshchaka Email & Phone Number

Phoenix, AZ, US

Ukraine

Kharkiv Region, Ukraine

• Transformed release process by embedding Pact contract tests into CI/CD pipelines, boosting microservice release frequency by nearly three times and drastically reducing feature time to market while maintaining high.
• Established a test automation dashboard using the ReportPortal tool, streamlining the test analysis process across multiple teams and reducing the time spent on daily test analysis by 50%.
• Developed and integrated automated test suites for client apps on Web, Windows, Mac, and mobile using Appium and BDD (SpecFlow); enabled safe continuous feature deployment, benefiting 200,000+ users with high-quality.
• Streamlined web automation testing by refactoring existing tests with a new wrapper over Selenium WebDriver, reducing test execution time by 30%. This refactor also enhanced code organization, accelerating the.
• Guided junior engineers on implementing advanced test automation frameworks and CI/CD pipelines, reducing deployment times by 40% and improving software reliability in production.

Burlington, Massachusetts, United States

• Developed and maintained API and UI automated tests using C#, Visual Studio, NUnit, RestSharp, and Selenium WebDriver, which reduced manual regression testing and allowed more frequent releases.
• Created a bespoke test solution for data exchange services handling various file formats, ensuring seamless integration with third-party systems and enhancing data processing accuracy and reliability.
• Led a team of 3 manual and 3 automation QA engineers, mentoring and onboarding new project members to foster a collaborative and high-performance environment.
• Designed and implemented a test strategy that aligned with the project's complex branch strategy, which optimized test execution and delivery timelines.
• Integrated automated tests into Azure DevOps CI/CD pipelines, which sped up the release process by 50% and decreased time to market for new features.
• Reported test progress and analyzed automated test results, providing actionable insights that drove continuous improvement in the development process.

Fort Lauderdale, Florida, United States

• Administered detailed data migration testing on MS SQL databases by formulating precise queries for consistency checks; guaranteed smooth transition from legacy systems, identifying and fixing all issues, eliminating.
• Developed and maintained API automated tests using C#, NUnit, and Visual Studio, reducing manual regression testing efforts by 60% and improving release frequency by 30%.
• Analyzed and corrected requirements, improving the clarity and accuracy of project specifications which facilitated smoother development cycles.
• Executed functional, regression, and feature testing for a microservice-oriented system, increasing overall software reliability and performance.

Gothenburg, Sweden

• Engineered robust test environments on Red Hat Enterprise Linux using custom bash scripts, reducing setup time by 50% and improving system stability, which minimized downtime for the QA team.
• Developed automated test cases using a self-made testing tool with Oracle DB, enhancing testing efficiency and reducing manual testing time by 60%.

Raleigh, North Carolina, United States

• Performed comprehensive testing on the PDF analyzer, ensuring full regulatory compliance and identifying over a dozen significant bugs. Enhanced application stability, which contributed to increased customer trust in.
• Restored and optimized over 10 inactive Java-based Selenium WebDriver tests, significantly improving defect detection rates before deployments and enhancing overall software reliability.

Kharkiv, Ukraine

• Software development for the automatic control system of the electron accelerators
• Involved in quality control procedures for radiation technologies
• Since the end of 2011 cooperating with Thomas Jefferson National Accelerator Facility (JLab) Newport News, VA, USA. This cooperation includes:
• Development of a data acquisition and processing system based on CERN ROOT framework (C++)
• Analyzing experimental data using programming and scripting languages on Red Hat Enterprise Linux platform