API/ UI/ Mobile App performance Tester

Role Name: API / UI / Mobile App Performance Tester Location: New York, NY Job Description Job Title: Performance Test Engineer – NeoLoad (API / UI / Mobile) Job Summary We are seeking a skilled Performance Test Engineer with hands-on experience in NeoLoad to perform API, UI, and mobile application performance testing. The role involves designing performance test strategies, executing load tests, analyzing system behavior, and ensuring application scalability, stability, and reliability in production-like environments. Key Responsibilities:Design and execute performance, load, stress, spike, and endurance testsDevelop and maintain performance test scripts using NeoLoadPerform API performance testing (REST/SOAP)Conduct UI performance testing for web applicationsExecute mobile application performance testing (Android/iOS)Analyze performance results to identify bottlenecks across application, database, and infrastructure layersCollaborate with developers, architects, DevOps, and business teams to resolve performance issuesMonitor system behavior using application and infrastructure monitoring toolsPrepare performance test reports, metrics, and recommendationsIntegrate performance tests into CI/CD pipelinesSupport capacity planning and production readiness assessmentsParticipate in Agile/Scrum ceremonies Required Skills: Performance TestingStrong hands-on experience with NeoLoadStrong understanding of performance testing methodologiesExperience in load modeling and workload design API / UI / Mobile TestingExperience in API performance testing (REST/SOAP)Hands-on experience with web UI performance testingExperience in mobile application performance testingUnderstanding of client-side and server-side performance metrics Tools & TechnologiesExperience with monitoring tools (APM, logs, metrics)Knowledge of HTTP protocols, JSON, XMLFamiliarity with CI/CD tools (Jenkins, GitLab, etc.)Proficiency in Linux/Unix commands "All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran."