Senior Technical QA Tester

is looking for a Senior Technical QA Tester to join the Idle Bank Tycoon team in Berlin. You will own quality end-to-end: feature testing, test automation, performance profiling and process improvement, embedded in a cross-functional team.

Responsibilities:

• Own features and test coverage end-to-end, from identifying QA flows and edge cases to release sign-off and post-release monitoring.
• Design, write and review test plans and test maps; review submissions from other QA team members and define QA strategy for complex features.
• Perform technical QA analysis including runtime profiling, memory analysis, CPU/GPU usage and build size validation on iOS and Android.
• Monitor and investigate regressions such as frame rate drops, load time increases and APK/IPA size changes across builds.
• Coordinate team playtests and continuously monitor release performance, raising red flags early.
• Drive continuous improvements to QA process and tooling and partner with QA manager on workload and priorities.
• Run and maintain automated test suites on the in-house Test Automation Platform and convert manual test cases into automated tests.

Requirements:

• Strong hands-on manual QA/testing expertise across the full test lifecycle, ideally in mobile or gaming.
• Solid understanding of mobile game performance metrics: profiling, memory, build sizes and frame pacing on iOS and Android.
• Experience with test management tools (Xray, TestRail, Zephyr or similar) and Agile/Scrum workflows in Jira.
• Experience coordinating QA workload across internal and external testers.
• Familiarity with AI-assisted tooling for testing, triage or workflow automation.
• Basic Python knowledge to run automated test suites and convert manual tests to automation using the in-house Test Automation Platform.
• Strong communicator in English; proactive and ownership-driven.
• Extensive QA experience in mobile gaming, particularly F2P/LiveOps.
• Experience with CI/CD tools such as Jenkins or GitLab.
• Familiarity with Unity and mobile profiling tools (Xcode Instruments, Android Profiler or equivalent).
• Familiarity with Firebase, SDKs and third-party plugins; basic SQL and familiarity with data pipelines.
• Learning budget and in-house training (coding and German classes)
• Flexible working hours and home office
• Monthly Kolicard budget and mobility budget
• Relocation support to Berlin
• Pension opportunities and bonus level
• Food and drinks, team events, company holidays and Friday celebrations

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