Performance Tester

Qualitrix Technologies; New Delhi; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Qualitrix Technologies is seeking an experienced Performance Test Engineer skilled in Apache JMeter to design, execute, and analyze performance tests for applications and APIs. You will drive load, stress, and endurance testing to ensure scalable and reliable software.

You will collaborate with development and infrastructure teams, monitor key metrics, and deliver actionable recommendations based on test results, with a strong focus on response times, throughput, and concurrency.

Qualifications

• Minimum 5 years of experience in performance testing.
• Strong hands-on experience with Apache JMeter.
• Experience in load testing, stress testing, and scalability testing.
• Knowledge of API performance testing (REST/SOAP).
• Understanding of response time, throughput, latency, and concurrent users.
• Experience with SQL and database performance analysis.
• Strong debugging and analytical skills.
• Excellent communication and reporting skills.

Responsibilities

• Design, develop, and execute performance, load, stress, and endurance tests using Apache JMeter.
• Conduct performance testing for web applications, APIs, and backend services.
• Analyze test results to identify bottlenecks and performance issues.
• Perform root cause analysis and collaborate with development and infrastructure teams to resolve issues.
• Monitor server resources, response times, throughput, and error rates during performance tests.
• Prepare performance test reports and provide actionable recommendations.
• Work with cross-functional teams to ensure application stability, scalability, and reliability.

Skills

Performance testing

Apache JMeter

Load testing

Stress testing

API performance testing

Response time analysis

SQL & DB performance

Debugging & analytics

Communication & reporting

Tools

Grafana

Prometheus

Dynatrace

AppDynamics

CI/CD integration

Linux commands

Job description

Job Description

We are looking for an experienced Performance Test Engineer with strong hands-on expertise in Apache JMeter to design, execute, and analyze performance tests for applications and APIs.

Key Responsibilities

• Design, develop, and execute performance, load, stress, and endurance tests using Apache JMeter.
• Conduct performance testing for web applications, APIs, and backend services.
• Analyze test results to identify bottlenecks and performance issues.
• Perform root cause analysis and collaborate with development and infrastructure teams to resolve issues.
• Monitor server resources, response times, throughput, and error rates during performance tests.
• Prepare performance test reports and provide actionable recommendations.
• Work with cross-functional teams to ensure application stability, scalability, and reliability.

Required Skills

• Minimum 5 years of experience in performance testing.
• Strong hands-on experience with Apache JMeter.
• Experience in load testing, stress testing, and scalability testing.
• Knowledge of API performance testing (REST/SOAP).
• Understanding of response time, throughput, latency, and concurrent users.
• Experience with SQL and database performance analysis.
• Strong debugging and analytical skills.
• Excellent communication and reporting skills.

Preferred Skills

• Experience with monitoring tools such as Grafana, Prometheus, Dynatrace, or AppDynamics.
• Knowledge of CI/CD integration for performance testing.
• Experience with Linux commands and server-side performance monitoring.