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I am a QA Engineer and Automation Specialist with 7+ years of experience testing web applications, user workflows, geolocation, search, and filtering features across enterprise-scale products. I specialize in manual and automated testing, with deep experience validating cross-browser and mobile compatibility using Selenium, Playwright, BrowserStack, and CI/CD integrations. I design reliable regression suites, identify high-impact defects, and improve product quality through clear documentation and cross-team collaboration. I enjoy solving complex problems and delivering stable, user-friendly web experiences, with a strong focus on end-to-end flows, payments, scheduling, and geolocation features.…I am a QA Engineer and Automation Specialist with 7+ years of experience testing web applications, user workflows, geolocation, search, and filtering features across enterprise-scale products. I specialize in manual and automated testing, with deep experience validating cross-browser and mobile compatibility using Selenium, Playwright, BrowserStack, and CI/CD integrations. I design reliable regression suites, identify high-impact defects, and improve product quality through clear documentation and cross-team collaboration. I enjoy solving complex problems and delivering stable, user-friendly web experiences, with a strong focus on end-to-end flows, payments, scheduling, and geolocation features.

Alex Diatchenko

QA Engineer, Web Developer, Front-End Developer, +2

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I am a QA Engineer and Automation Specialist with 7+ years of experience testing web applications, user workflows, geolocation, search, and filtering features across enterprise-scale products. I specialize in manual and automated testing, with deep experience validating cross-browser and mobile compatibility using Selenium, Playwright, BrowserStack, and CI/CD integrations. I design reliable regression suites, identify high-impact defects, and improve product quality through clear documentation and cross-team collaboration. I enjoy solving complex problems and delivering stable, user-friendly web experiences, with a strong focus on end-to-end flows, payments, scheduling, and geolocation features.…I am a QA Engineer and Automation Specialist with 7+ years of experience testing web applications, user workflows, geolocation, search, and filtering features across enterprise-scale products. I specialize in manual and automated testing, with deep experience validating cross-browser and mobile compatibility using Selenium, Playwright, BrowserStack, and CI/CD integrations. I design reliable regression suites, identify high-impact defects, and improve product quality through clear documentation and cross-team collaboration. I enjoy solving complex problems and delivering stable, user-friendly web experiences, with a strong focus on end-to-end flows, payments, scheduling, and geolocation features.

Available to hire

I am a QA Engineer and Automation Specialist with 7+ years of experience testing web applications, user workflows, geolocation, search, and filtering features across enterprise-scale products. I specialize in manual and automated testing, with deep experience validating cross-browser and mobile compatibility using Selenium, Playwright, BrowserStack, and CI/CD integrations. I design reliable regression suites, identify high-impact defects, and improve product quality through clear documentation and cross-team collaboration. I enjoy solving complex problems and delivering stable, user-friendly web experiences, with a strong focus on end-to-end flows, payments, scheduling, and geolocation features.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Advanced

Russian

Fluent

Ukrainian

Fluent

Work Experience

QA Engineer at Inmarket

November 1, 2022 - September 30, 2025

Performed daily manual tests across multiple environments validating web features, search logic, payment flows, filtering, and complex multi-step user journeys. Executed cross-browser and mobile validation, and developed and maintained automated regression suites. Integrated automated tests into CI/CD pipelines and built 30+ virtual test environments for UI, API, and database validation. Documented test cases, functional specs, and defects across releases; designed end-to-end test flows for front-end, backend APIs, and DB layers; led requirement workshops to ensure testability.

Quality Assurance Lead at Oxtech

August 1, 2018 - November 30, 2022

Led manual and automated testing for web and mobile applications across multiple regions. Conducted cross-browser testing with real devices and mobile behaviors, and executed daily test cycles for UI, filtering logic, multi-step workflows, and payment flows. Authored and maintained 100+ TestRail test cases; produced detailed bug reports; implemented API contract and UI tests in automated pipelines. Performed multilingual site testing across 7 markets.

Automation Specialist at Petabyte

July 1, 2014 - August 31, 2018

Created automation suites for logistics and financial modules; served as QA–business liaison translating risks into business impact. Built an autonomous routing platform using Google Maps API, improving delivery efficiency by 18%. Wrote complex SQL scripts to validate data integrity, reducing DB defects by 25%. Led Agile ceremonies, defect triage, mentoring, and training initiatives.

Senior Software Developer at Retal

July 1, 2001 - June 30, 2014

Delivered enterprise-grade ERP, warehouse, and manufacturing systems for PET, bottling, pharma, and banking industries. Designed automated test suites, CI/CD pipelines, and data-integrity workflows for 700+ users and 20 subsidiaries. Built custom budgeting modules that reduced payments approval time by 50% through automated invoice processing and email-based workflows.