QA Engineer

About the Role

You will join a SaaS QR code generator project that helps users create, customize, manage, and track QR codes across different business and personal use cases.

As a QA Engineer, you will be responsible for testing new features, bug fixes, A/B experiments, payment-related flows, analytics tracking, and regression areas before release. This is a hands-on QA role focused on product quality, cross-browser validation, edge-case testing, clear bug reporting, and release readiness.

Key Responsibilities

• Perform manual QA for new features, improvements, bug fixes, and experiments.
• Validate that implementation matches requirements, designs, copy, and acceptance criteria.
• Test UI, UX, business logic, responsiveness, edge cases, error states, loading states, and validation messages.
• Perform exploratory, smoke, and regression testing before releases.
• Test web functionality across major desktop and mobile browsers.
• Identify browser-specific and device-specific issues.
• Test A/B tests and feature-flagged releases before launch.
• Validate experiment behavior, targeting logic, fallback behavior, and related analytics events.
• Test payment, checkout, subscription, billing, and access-related flows.
• Validate successful and unsuccessful payment scenarios, including edge cases.
• Check that key analytics events fire correctly and contain accurate properties.
• Create clear, structured, reproducible bug reports with screenshots/videos, environment details, severity, and impact.
• Retest fixed issues and confirm that bugs are fully resolved.
• Communicate QA status clearly before release: passed, failed, blocked, or passed with known issues.

Required Experience

• 4+ years of QA experience in SaaS, web products, consumer-facing digital products, payments, subscriptions, fintech, or similar environments.
• Strong manual QA experience with web applications.
• Experience with cross-browser and cross-platform testing.
• Experience testing payment, checkout, subscription, or billing flows.
• Experience testing A/B tests, feature flags, experiments, or conversion funnels.
• Experience validating responsive web behavior on desktop, tablet, and mobile.
• Ability to test both product logic and UI/UX details.
• Ability to use browser developer tools, console logs, network requests, cookies, local storage, and basic API checks.
• Ability to write clear, reproducible bug reports.
• Strong attention to detail and ability to catch edge cases.
• Russian language- fluent.