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Performance QA

Job Category: Automation QA
Experience: 4-6 Years — Senior
Job Location: Lisbon Must be based in Portugal
Relocation: Relocation Package Available
Language: English Required

We are looking for a Performance QA to work in Portugal (1 to 2 times per month in Lisbon) who’s eager to embark on an exciting new opportunity!  

About KWAN

We connect IT professionals with projects that match their skills, professional experience, and goals, then we offer a career progression program, delivered by in-house specialists – our People Experience Partners – to guide them through our journey with us.

What is this challenge about

  • Conduct load, stress, capacity, and stability tests to evaluate application performance under various usage scenarios;
  • Analyze performance data to identify bottlenecks, latency issues, and other performance-related problems;
  • Create, automate, and maintain performance test scripts using tools such as JMeter, Gatling, LoadRunner, or other relevant tools;
  • Work closely with developers and infrastructure engineers to identify and resolve performance issues;
  • Recommend and collaborate on continuous improvements to enhance system scalability and stability;
  • Prepare detailed reports on test results, including findings and suggestions for performance improvements;
  • Track application performance in production environments to ensure ongoing compliance with performance requirements.

What we are looking for

  • +4 years of experience as a Performance QA;
  • Advanced level of English (B2/C1);
  • Open to working 1 to 2 times per month at the office in Lisbon;
  • Proficiency with performance testing tools such as JMeter, Gatling, LoadRunner, BlazeMeter, or similar;
  • Experience with scripting languages (e.g., Java, Python, Groovy) for test automation;
  • Strong understanding of performance concepts such as response time, throughput, latency, error rates, and bottleneck analysis;
  • Experience with cloud environments (AWS, GCP, Azure) and distributed infrastructure;
  • Ability to analyze and interpret logs to identify performance issues;
  • Strong communication skills, with the ability to clearly report findings to both technical and non-technical teams;
  • Experience with real-time performance monitoring using tools such as New Relic, Datadog, AppDynamics, etc;
  • Knowledge of databases and query optimization (MySQL, PostgreSQL, MongoDB, etc.).

Do you meet most of the position requirements? Then grab this opportunity and apply now!

What we offer

  • A project that matches your skills and ambitions, as well as your preferences for working policies and culture.
  • A competitive salary with awesome benefits and opportunities to leverage your knowledge and network to earn additional income.
  • An empowering and respectful work culture enriched with social and learning events.
  • A People Experience Partner specially assigned to you – your go-to career guide, responsible for supporting your growth, facilitating training, and ensuring your work-life balance at KWAN.

Some Words From Our Colleagues

“At KWAN, they make sure that I feel comfortable with the client I’m working for and that what I’m doing aligns with my career aspirations.”
– Luis Caldeira, DevOps @ KWAN

Grab this opportunity, apply now!

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