API/ UI/ Mobile App Tester

$45 - $50 per hour

Cynet Systems

API/ UI/ Mobile App Tester

Pay Range: $45hr - $50hr

We are seeking a skilled API/ UI/ Mobile App Tester with strong expertise in performance testing across web, mobile, and API platforms. The ideal candidate will design, execute, and analyze various performance tests while collaborating with cross-functional teams to ensure system scalability, reliability, and optimal performance.

Responsibilities:

Design and execute performance, load, stress, spike, and endurance tests.
Develop and maintain performance test scripts using NeoLoad.
Perform API performance testing using REST and SOAP.
Conduct UI performance testing for web applications.
Execute mobile application performance testing for Android and iOS.
Analyze performance test results to identify bottlenecks in application, database, or infrastructure layers.
Work closely with developers, architects, DevOps, and business teams to resolve performance issues.
Monitor system behavior using application and infrastructure monitoring tools.
Prepare performance test reports, metrics, and recommendations.
Integrate performance tests with CI/CD pipelines.
Support capacity planning and production readiness assessments.
Participate in Agile/Scrum ceremonies.

Skills:

Strong hands-on experience with NeoLoad.
Good understanding of performance testing methodologies.
Experience in load modeling and workload design.
Experience in API performance testing using REST and SOAP.
Hands-on experience with web UI performance testing.
Experience in testing mobile application performance.
Understanding of client-side and server-side performance metrics.
Experience with monitoring tools including APM, logs, and metrics.
Knowledge of protocols, JSON, and XML.
Familiarity with CI/CD tools.
Proficiency in Linux/Unix commands.

Qualification And Education:

Bachelor’s degree in Computer Science, Information Technology, or a related field.

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Vacancy posted 2 days ago

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