Senior Performance QA Engineer (World of Warships, PC)

Job Overview

We are looking for a Senior Performance QA Engineer with experience in GameDev to join our World of Warships PC team. This position is open in our Belgrade or Nicosia office .

In this role, you’ll focus on performance testing and automation, helping us identify performance bottlenecks and ensure a smooth and stable experience for our players. You’ll work closely with QA and development teams to investigate, analyze, and improve game performance.

If you’re enjoy sharing your expertise and learning from others, and want to contribute to the quality of a large-scale PC game, we’d love to hear from you.

Reports to

Lead Automation QA Engineer

What will you do?

Develop and maintain automated tests for functional, performance, and stability testing on Python

Develop and maintain core functionality of the automation framework

Analyze automated test results and investigate failures

Performance testing and profiling of game client and backend services

Maintain documentation for existing automated tests, frameworks, and tools

Collaborate with other teams and provide support based on automated test results

Participate in the development and maintenance of CI/CD pipelines and related tools

Work with different teams as internal customers, understand their needs, and provide automation solutions

Participate in code reviews and contribute to improving automation code quality

What are we looking for?

3+ years of experience in Performance Testing or Performance QA

3+ years of experience in Automation QA or a similar position

1+ year of commercial experience in Python-based automated testing, including writing performance test suites using pytest

Experience in Performance testing tools and frameworks (k6, load testing, profiling tools)

Experience in analyzing and optimizing game performance (PC games)

Experience with Elasticsearch for log collection and analysis

Experience with CI/CD systems (Jenkins, TeamCity)

Knowledge of PC architecture basics and component interaction (CPU, GPU, memory, disk I/O)

Understanding of performance metrics: FPS, frame time, CPU/GPU utilization, memory consumption

Knowledge of the theory and methods of software testing and performance testing methodologies

Upper-Intermediate (B2) or higher English knowledge

What additional skills will help you stand out?

Experience in game development or game engines (Unreal, Unity)

Experience in log parsing and data analysis with pandas and NumPy

Experience in Python profiling and optimization (cProfile, line_profiler)

Experience with PostgreSQL performance analysis and query optimization

Experience in Docker, docker-compose

Experience in monitoring tools (Grafana, Prometheus)

Experience with Python async/await and multiprocessing

Experience in designing and maintaining performance test infrastructure

Experience in Linux-based systems

Mentoring experience in QA team

Work mode

This position is open in our Belgrade or Nicosia office …

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