Performance QA Engineer (JCP Core)
Required skills
5+ years of experience in performance testing or engineering, Strong hands-on experience with at least one major performance testing tool – K6, JMeter, Gatling, Locust, or LoadRunner (code-based tools are preferred, but git knowledge is a must), Solid programming or scripting skills in languages such as Java, Python, JavaScript/TypeScript, or Go, A strong understanding of distributed systems, API performance, databases, caching, and networking fundamentals, The proven ability to analyze performance metrics, identify bottlenecks, and recommend improvements, Experience testing high-traffic or mission-critical applications, Strong analytical skills and the ability to communicate technical findings clearly, Proficiency in English, both written and spoken
Preferred skills
Experience with observability platforms (Prometheus/Grafana and Elastic), Experience with containerized and cloud-native environments (Docker, Kubernetes, and AWS/GCP/Azure), Familiarity with event-driven systems, streaming platforms (Kafka), and microservice architectures, Knowledge of CI/CD automation (TeamCity, GitHub Actions, etc.)
Technologies
K6, JMeter, Gatling, Locust, LoadRunner, Java, Python, JavaScript/TypeScript, Go, Docker, Kubernetes, AWS/GCP/Azure, Prometheus/Grafana, Elastic, TeamCity, GitHub Actions
Responsibilities
Design, develop, and maintain automated performance test suites for complex distributed systems, Identify system bottlenecks, conduct root-cause analysis, and partner with engineering teams to implement remediation strategies, Generate high-quality performance reports with actionable recommendations and communicate findings to both technical and non-technical stakeholders, Work closely with cross-functional development teams to identify performance-critical components and define SLAs, performance criteria, and workload models, Design and enhance frameworks for performance test execution, test results collection, analysis, visualization, and reporting, Integrate performance testing into CI/CD pipelines
Seniority
Not specified
Domain
Cloud computing, performance testing, distributed systems, software development