Performance Test engineer (Java development Exp)

Job Title : Performance Test engineer (with a Java development background who transitioned to QA Testing)

Chicago, Illinois, United States

Contract

Primary Skill : Trouble shooting, Java, Performance Analytics

Experience : 7 years

Job Description :

• Familiarity with monitoring tools such as Splunk, CloudWatch, or Datadog.
• Job Description Performance Test Engineer
• We are looking for an experienced Performance Test Engineer with strong expertise in load and performance testing to ensure the scalability, reliability, and stability of enterprise applications.
• The ideal candidate will work closely with development, QA, and DevOps teams to identify performance bottlenecks and improve system efficiency.

Responsibilities

• Design, develop, and execute performance, load, stress, and endurance tests using JMeter and BlazeMeter.
• Analyze performance test results and identify system bottlenecks related to application, database, or infrastructure.
• Collaborate with development and infrastructure teams to troubleshoot performance issues and drive root-cause analysis.
• Create and maintain performance test plans, scenarios, scripts, and reports.
• Monitor application performance and system behavior during testing cycles.
• Validate performance requirements and SLAs for applications.
• Participate in performance tuning efforts and re-testing after fixes.
• Support performance testing in pre-production and production environments when required.
• Provide clear performance metrics, dashboards, and recommendations to stakeholders.

Required Skills & Qualifications

• 5 10 years of experience in performance and load testing.
• Strong hands-on experience with Apache JMeter.
• Experience with BlazeMeter for cloud-based performance testing.
• Solid understanding of performance testing concepts (load, stress, spike, soak, scalability testing).
• Experience in analyzing performance metrics such as response time, throughput, CPU, memory, and error rates.
• Good knowledge of HTTP/HTTPS, REST APIs, and web-based applications.
• Experience working with databases and validating backend performance.
• Strong analytical, problem-solving, and troubleshooting skills.
• Good communication and documentation skills.

Good to Have

• Experience in banking or financial services domain.
• Familiarity with monitoring tools such as Grafana, Prometheus, Splunk, or AppDynamics.
• Exposure to CI/CD pipelines and integrating performance tests into automation frameworks.
• Basic scripting knowledge (Groovy, Java, or Python).
• Experience with cloud platforms such as AWS or Azure.