Hi, I'm Pavel Vishnepolsky, a Senior QA Engineer based in Oakville, Ontario. I have extensive experience ensuring the quality, stability, and reliability of complex web and backend systems across distributed environments. I'm a proactive quality advocate who collaborates with engineering and product teams to define requirements, improve testability, and drive robust QA strategies. Throughout my career I've designed and implemented manual and automated test strategies (including exploratory, unit, integration, and end-to-end testing), expanded test coverage, mentored developers and QA contributors, triaged and prioritized defects with cross-functional teams, and contributed to release planning and risk assessment. I thrive on turning manual validation into scalable automation and delivering reliable software that aligns with business goals.

Pavel Vishnepolsky

Hi, I'm Pavel Vishnepolsky, a Senior QA Engineer based in Oakville, Ontario. I have extensive experience ensuring the quality, stability, and reliability of complex web and backend systems across distributed environments. I'm a proactive quality advocate who collaborates with engineering and product teams to define requirements, improve testability, and drive robust QA strategies. Throughout my career I've designed and implemented manual and automated test strategies (including exploratory, unit, integration, and end-to-end testing), expanded test coverage, mentored developers and QA contributors, triaged and prioritized defects with cross-functional teams, and contributed to release planning and risk assessment. I thrive on turning manual validation into scalable automation and delivering reliable software that aligns with business goals.

Available to hire

Hi, I’m Pavel Vishnepolsky, a Senior QA Engineer based in Oakville, Ontario. I have extensive experience ensuring the quality, stability, and reliability of complex web and backend systems across distributed environments. I’m a proactive quality advocate who collaborates with engineering and product teams to define requirements, improve testability, and drive robust QA strategies.

Throughout my career I’ve designed and implemented manual and automated test strategies (including exploratory, unit, integration, and end-to-end testing), expanded test coverage, mentored developers and QA contributors, triaged and prioritized defects with cross-functional teams, and contributed to release planning and risk assessment. I thrive on turning manual validation into scalable automation and delivering reliable software that aligns with business goals.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

QA Automation Developer at LXT
March 1, 2023 - September 1, 2025
Led quality strategy and test design for a large-scale web application, ensuring stability, scalability, and consistent user experience. Expanded unit, component, and integration test coverage, reducing regression defects through manual and automated testing. Mentored developers and QA contributors, triaged defects with cross-functional teams, and contributed to release planning and sprint activities.
Front End Developer at Ava Trade
July 1, 2018 - March 1, 2023
Developed and maintained a web-based ad platform admin app to support campaign management and operations. Built responsive Angular interfaces to improve usability and overall user experience. Integrated and validated third-party APIs for tracking and analytics. Performed unit, integration, and end-to-end testing to improve reliability and reduce defects. Collaborated with product, design, and backend teams to deliver scalable features.
QA Engineer at ironSource (acquired by Unity)
February 1, 2014 - June 1, 2018
Owned quality assurance for a web-based ad platform application, ensuring reliability, accuracy, and operational efficiency for internal teams managing campaigns and workflows. Validated REST API integrations and data flows, designed and executed test cases, and implemented automation where applicable. Collaborated with engineering and product teams to improve testability and release quality.
QA Engineer at AfterDownload Ltd.
April 1, 2011 - February 1, 2014
Tested ad-network functionality across web platforms, thoroughly verifying monetization flows to ensure system reliability, data accuracy, and optimal CPC performance. Planned, executed, and maintained test suites, including manual and automated tests across multiple environments to catch regressions and validate new features.
Senior QA Engineer at Wilderman Medical Clinic
September 1, 2025 - Present
Designed, executed, and maintained test cases to ensure website functionality, usability, and performance. Performed end-to-end testing of web applications, including third-party integrations such as Tidio Live Chat and ChatBot solutions, ensuring a seamless user experience.

Education

NET Programming Certification at John Bryce College
January 1, 2011 - April 29, 2026
Bachelor's Degree in Geography and Environment at Bar-Ilan University
January 1, 2009 - April 29, 2026

Qualifications

NET Programming Certification
January 1, 2011 - April 29, 2026

Industry Experience

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

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
See more