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Performance Engineer @ Sii Polska
  • Pila
Performance Engineer @ Sii Polska
Piła, Pila, Greater Poland Voivodeship, Polska
Sii Polska
21. 10. 2025
Informacje o stanowisku

Join us and spread your wings at the Tricentis & Performance Testing Competence Center.

As a performance team, we work with a wide range of tested technologies—from websites and APIs, through ERP systems and video streaming, to IoT—delivering projects across various industries. We’re also proud to incorporate elements of artificial intelligence into our performance testing.

We are currently looking for a Performance Tester to join our team. The ideal candidate will bring strong expertise in performance testing methodologies, coupled with a solid technical foundation and an analytical mindset. If you are passionate about ensuring software efficiency and reliability, we want to hear from you!


  • At least 4 years of experience in performance testing
  • Solid understanding of the performance testing methodology and tools
  • Good knowledge of one or more programming languages: JavaScript, Java, or Python
  • Skills in the area of DevOps
  • Proficiency with Version Control Systems such as Git or SVN
  • Understanding of Service-Oriented Architecture (SOA), API technology, and JSON structure
  • Experience with Continuous Integration tools (e.g., Jenkins)
  • Sharp, analytical mindset with strong problem-solving abilities
  • Very good command of English for effective communication and documentation

Join us and spread your wings at the Tricentis & Performance Testing Competence Center.

As a performance team, we work with a wide range of tested technologies—from websites and APIs, through ERP systems and video streaming, to IoT—delivering projects across various industries. We’re also proud to incorporate elements of artificial intelligence into our performance testing.

We are currently looking for a Performance Tester to join our team. The ideal candidate will bring strong expertise in performance testing methodologies, coupled with a solid technical foundation and an analytical mindset. If you are passionate about ensuring software efficiency and reliability, we want to hear from you!

,[Creating Innovative Next-Generation Performance Tests, Planning and implementing tests, Building a performance testing environment, Preparing scripts using chosen tools, such as JMeter, Locust, Gatling, NeoLoad, and LoadRunner, Collecting results with the use of APM Tools, Building automated analysis mechanisms, Conducting the full automation process using CI/CD tools, APM tools, Performance Testing tools, and automated analysis, Participating in demanding projects for clients from various sectors, Proposing performance indicators, Performing root cause analysis of performance problems Requirements: Performance tests, CI/CD, Locust, Gatling, Kubernetess, K6, Kotlin, AWS, GitLab, Docker, Grafana, Java, Python, SQL Additionally: Sport subscription, Training budget, International projects, Private healthcare, Free coffee, Free breakfast, No dress code, Modern office, In-house trainings.

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