Олена

Olena Tretiakova
QA Engineer · Mobile · Web · API Mizhhiria, Ukraine · [відкрити контакти](див. вище в блоці «контактна інформація») ·
LinkedIn [відкрити контакти](див. вище в блоці «контактна інформація»)

SUMMARY
Solo QA Engineer specializing in cross-platform mobile and API products.
Over $1.5+ years of experience driving the entire QA lifecycle across multiple products
simultaneously (iOS, Android, Web, Admin Panel) within fast-paced development
environments. Skilled in defining test strategies and reconstructing test coverage through
reverse-engineering .
Systematically leverage AI tooling (Claude / Anthropic) for test design, context engineering,
and comprehensive bug reporting.
Currently advancing into test automation.

CORE STRENGTHS
●​ Solo QA Ownership — Independently managed the end-to-end QA lifecycle including
creating test plans, checklists, executing regression testing, bug reporting, and
signing off on releases.

●​ Testing with Limited Documentation Reconstructed API requests via Swagger .

●​ AI-Assisted QA Workflow Competent in prompt design and context engineering;
integrated AI-generated outputs into manual QA processes to uncover edge cases,
design tests, analyze screenshots, and streamline bug reporting.

EXPERIENCE
Product IT Company (Mar 2026 – Present)
Project: Cross-platform mobile app Sole QA on the Product — Tested iOS, Android, and
backend APIs simultaneously, covering everything from smoke testing to deep exploratory
sessions.

QA Engineer | Software Development Company (Feb 2025 – Feb 2026)
● Multi-Product Solo QA — Acted as the sole QA engineer for 2 products simultaneously
across web, mobile, browser extensions, and admin panels, ensuring zero missed releases.
● API Collection Architecture — Built Postman collections from scratch based on
documentation; validated data flows between the backend and multiple frontend interfaces.
● Payment Integration Testing — Covered end-to-end testing of PayPal and Google Pay
integrations via Stripe and Braintree, including happy paths, edge cases, and provider-side
errors.
● Quality Gate Standardization — Improved release quality metrics by introducing
regression checklists as a mandatory quality gate before deployment.

SKILLS & TOOLING
●​ Testing: Mobile (iOS/Android), Web, REST API, Browser Extensions, Regression,
UI/UX, Cross-browser, Smoke, Exploratory
●​
●​ Tools: Postman (Collections & Environments), Swagger, DevTools, Git, SQL, Figma,
Jira, ClickUp, Qase, Redmine
●​
●​ Payments: PayPal, Google Pay — via Stripe and Braintree
●​
●​ AI-assisted QA: Prompt design, context engineering, AI-output integration в manual
QA workflows (Claude / Anthropic) Automation: Mobile and API automation
fundamentals (in progress)

LANGUAGES
Ukrainian — Native · English — Intermediate (B1)