Vladyslav Kozin
QA Automation Engineer
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolVladyslav Kozin is a QA Automation Engineer with eight years of experience delivering robust test automation across IoT, telecom, security, and healthcare domains. He blends deep Ruby roots with modern TypeScript/Playwright and Cypress toolchains, having built frameworks from scratch and optimized CI/CD to cut pipeline time significantly. At companies like Toptal, GlobalLogic and Creatio he has led E2E, API, integration and visual regression efforts while introducing Kubernetes, AWS, and infrastructure helpers to stabilize test environments. Known for mentoring juniors and improving team processes, he emphasizes interpersonal collaboration and negotiates technical trade-offs to keep releases smooth. A self-motivated perfectionist, he combines hands-on coding (including Ruby FFI integrations) with pragmatic test design to reduce flakiness and accelerate delivery. Based in Warsaw, he brings a rare mix of legacy Ruby expertise and modern cloud-native test engineering practices.
8 years of coding experience
8 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at Dnipro University of TechnologySpecialist Mechanical engineer, Specialist Mechanical engineer at National Metallurgical Academy of Ukraine
English
Github Skills (21)
siteprism9
capybara8
automation-testing7
cucumber6
selenium-webdriver6
docker-compose6
bdd5
routeros5
ruby5
testing5
python5
selenium5
network-automation4
cisco4
automation3
Programming languages (3)
Github contributions (5)
kozinvl/RubyFramework
Dec 2018 - Jun 2024
Automation framework with ruby
Contributions:36 PRs, 137 pushes, 18 branches in 5 years 7 months
bddframeworkrubycapybarasiteprism
kozinvl/ATestSystemsBasic
Jul 2018 - Sep 2018
Using Cisco PyATS Framework
Contributions:65 commits, 12 PRs, 52 pushes in 2 months
netmikopythonrouterosnetwork-automationnapalm
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