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December 17, 2025

Senior Performance Test Engineer

Senior • Hybrid

$165 - $165/hr

Gdańsk, Poland

Information about the project:

Industry: banking

Location: Gdańsk/Gdynia - hybrid

Rate: up to 165 pln/h net + VAT, B2B



Main Responsibilities:

  • Conduct performance testing and analysis to identify bottlenecks and areas for improvement in web applications.

  • Assess application’s response times, throughput, and scalability through rigorous testing.

  • Utilize tools to simulate load and stress test scenarios.

  • Develop and implement performance optimization strategies.

  • Collaborate with developers and architects on performance enhancements.

  • Monitor web application performance metrics using various tools.

  • Troubleshoot performance issues and provide recommendations for resolution.

  • Conduct regular security assessments to identify vulnerabilities.

  • Stay updated with industry trends in web application performance engineering.


Key Requirements

  • Proven experience as a Web Application Performance Engineer or Non-Functional Testing Engineer.

  • Strong understanding of web application architecture and performance optimization techniques.

  • Proficient in performance testing tools (e.g., LoadRunner Enterprise).

  • Knowledge of web technologies such as JavaScript, HTTP, and REST services.

  • Familiarity with web server configurations and optimization.

  • Excellent problem-solving and analytical skills.

  • Strong communication and collaboration abilities.