Middle QA Engineer For Client Centric Team

September 5, 2026

Remote

Middle

Warsaw, Poland

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English is required

Description

GR8_TECH builds B2B iGaming platforms and is looking for a Middle QA Engineer to ensure product reliability across web, mobile, backend and integrations. The role involves designing test strategies, executing functional and automated tests, and collaborating with developers to investigate defects.

Responsibilities

Analyze requirements and product changes, identify gaps and risks, and define appropriate test coverage
Design and execute functional, regression, integration, exploratory and end‑to‑end testing across UI, API, database and integration layers
Validate functionality of web applications, native mobile apps and backend services
Investigate defects, localize issues and verify bug fixes across client, backend, data and integration environments
Support software releases, contribute to release readiness decisions and communicate testing progress and risks
Collaborate with developers and stakeholders to unblock delivery and improve QA processes and documentation
Quickly adapt to new products, technical areas and testing contexts while maintaining a generalist QA mindset

Requirements

Solid hands‑on experience in software testing and manual QA with ability to work independently
Strong experience testing web applications and native iOS/Android applications
Hands‑on experience with backend and REST API testing and ability to write SQL queries for data validation
Good understanding of HTTP, client‑server architecture, authentication, authorization and API communication
Proficiency with API testing tools such as Postman or Swagger
Strong debugging skills using browser DevTools, network analysis and traffic interception tools
Experience with Git and common development/release workflows including branches, merges and pull requests
Ability to work with incomplete requirements, ask the right questions and build sufficient test coverage

Conditions

Remote‑first work model with tech support and coworking compensation
Annual benefits budget for sports, medical, mental health and home office expenses
Paid maternity/paternity leave plus monthly childcare allowance
20+ vacation days, unlimited sick leave and emergency time off
Opportunities for continuous learning through internal courses and growth programs

PostmanSwaggerSQLGitgaming

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