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Posted 4 months ago

Open

Automation QA engineer

Banja LukaHybrid

AI Summary

Design and build automated testing systems for web-based game clients, backend integrations, and production workflows using Playwright and TypeScript/JavaScript.

About this role

QA Automation Engineer

We’re hiring a QA Automation Engineer at Just Slots to help us build reliable, scalable testing systems across our entire game development platform.

This is an automation-first role with broad scope: game clients, backend integrations, internal tools, and production workflows.

You won’t just write tests — you’ll help shape the overall quality strategy and automation architecture.


What You’ll Do

  • Design and build automated testing systems for:

    • web-based game clients

    • internal tools

    • backend/RGS integrations

    • production workflows

  • Write and maintain automated tests using Playwright

  • Build and evolve our QA automation framework and strategy

  • Work closely with:

    • developers

    • product

    • QA

    • game teams

  • Test systems across:

    • frontend

    • backend

    • APIs

    • WebSockets

  • Improve reliability, test coverage, and release confidence

  • Contribute to tooling and automation around CI/CD and workflows

  • Help identify quality risks early in development


What We’re Looking For

  • Strong experience with Playwright

  • Strong knowledge of TypeScript and/or JavaScript

  • Experience building automated testing frameworks

  • Experience testing web-based applications

  • Understanding of:

    • E2E testing

    • integration testing

    • automation strategies

  • Experience testing:

    • REST APIs

    • WebSockets

    • frontend/backend integrations

  • Strong debugging and problem-solving skills

  • Comfortable working across multiple domains and systems

  • Proactive, hard-working, and delivery-focused mindset

  • Clear communicator in English

We’re open to any level of experience for the right candidate — what matters most is ownership, systems thinking, and the ability to improve quality through automation.


Bonus Points

  • Experience testing games or interactive web applications

  • Understanding of slot mechanics, RTP, volatility, or game configuration

  • Familiarity with regulatory or compliance testing

  • Experience building automation in greenfield environments

  • Experience with CI/CD pipelines and developer workflows

  • Experience in real-money gaming


Why Just Slots

  • Flexible schedule (40h/week)

  • High autonomy — no micromanagement

  • 33 days of vacation + Company holidays

  • Help shape the quality systems behind real production games

  • Team meetups across Europe


Start: Q3 2026

If you enjoy building systems that prevent problems before they happen — we should talk.

Skills

Automated Testing FrameworksCI/CD PipelinesE2E TestingIntegration TestingJavaScriptPlaywrightQA Automation ArchitectureREST APITypeScriptWebSockets

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