Performance Tester

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Performance Testing, Performance Engineering, JMeter, LoadRunner Enterprise/Professional, Performance Center, Dynatrace, Splunk, Grafana, Application Performance Monitoring (APM), Distributed Systems, API Performance Testing, Web Application Performance Testing, Capacity Planning, Workload Modeling, Bottleneck Analysis, Linux, SQL, Azure Cloud, Healthcare Domain Knowledge (Preferred), CI/CD, Root Cause Analysis, Reliability Engineering, Monitoring & Observability.
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Role Summary
As a Performance Test Engineer, the candidate will be responsible for ensuring the scalability, reliability, stability, and performance of enterprise healthcare applications across distributed systems and cloud environments. The role involves designing and executing performance tests, analyzing system behavior under load, identifying bottlenecks across application, database, infrastructure, and network layers, and partnering with development, platform, operations, and architecture teams to drive performance improvements.
The successful candidate will play a key role in performance engineering initiatives by leveraging tools such as JMeter, LoadRunner, Dynatrace, and Splunk to evaluate application performance, improve observability, reduce production risks, and ensure optimal end-user experience across healthcare platforms.
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Primary Responsibilities

• Design, develop, execute, and maintain performance test scripts using JMeter and LoadRunner.
• Create workload models, performance test strategies, test plans, and execution approaches for web, API, microservices, and distributed applications.
• Perform Load, Stress, Spike, Endurance (Soak), Volume, Scalability, and Capacity Testing.
• Analyze application performance across web, API, middleware, database, network, and cloud infrastructure layers.
• Leverage Dynatrace, Splunk, and other monitoring tools to identify performance bottlenecks and conduct root cause analysis.
• Monitor CPU, Memory, Disk I/O, Network, JVM, Thread Pools, Database Connections, and Application Metrics during test execution.
• Collaborate with development teams to resolve performance issues and improve application responsiveness and stability.
• Participate in P1/P2 incident investigations and contribute to war-room diagnostics for critical production issues.
• Drive observability improvements through enhanced monitoring, logging, tracing, and alert tuning.
• Identify system bottlenecks and provide recommendations for performance optimization and capacity planning.
• Conduct database performance analysis, query optimization validation, and transaction monitoring.
• Validate performance of APIs, Microservices, Event-Driven Architectures, and Cloud Native applications.
• Execute performance testing within CI/CD pipelines and support shift-left performance engineering initiatives.
• Prepare performance assessment reports, dashboards, trends, and executive-level summaries.
• Contribute to Root Cause Analysis (RCA) documentation and preventive performance improvement initiatives.
• Collaborate with Product Owners, Architects, Developers, SREs, Infrastructure, and Operations teams to ensure performance requirements are met.
• Participate in architecture reviews to identify scalability and reliability risks early in the development lifecycle.
• Support performance benchmarking, capacity forecasting, and production readiness assessments.
• Ensure compliance with healthcare application performance, availability, and reliability requirements.
• ________________________________________Required QualificationsEducation
• Bachelor's Degree in Computer Science, Engineering, Information Technology, or related field.

ExperienceTechnical SkillsPerformance Testingo Load Testingo Stress Testingo Soak/Endurance Testingo Spike Testingo Volume Testingo Scalability Testingo Capacity TestingPerformance Toolso Apache JMetero LoadRunner Professional / Enterpriseo Performance Centero BlazeMeter (Good to Have)Monitoring & Observabilityo Dynatraceo Splunko Grafanao AppDynamics (Good to Have)o Azure Monitor (Good to Have)o Application metricso Infrastructure metricso Logso Distributed traceso Business transaction flowsCloud & Infrastructureo Linux administrationo Networking fundamentalso Load Balancerso Kubernetes (Preferred)o Containers and Microservices ArchitectureDatabase Skillso SQL Servero Azure SQLo Oracle (Preferred)o MongoDB (Preferred)o Slow querieso Locking issueso Connection pool bottleneckso Database performance metricsAutomation & CI/CDo Jenkinso GitHub Actionso Azure DevOpso Javao JavaScripto Groovyo Python (Preferred)________________________________________Preferred Qualifications

• 5-8 years of experience in Performance Testing and Performance Engineering.
• Strong hands-on experience with JMeter and/or LoadRunner.
• Experience executing enterprise-level performance testing engagements.
• Experience testing distributed systems, microservices, APIs, and cloud-based applications.
• Experience working in Healthcare domain applications is preferred.
• Expertise in:
• Strong understanding of performance engineering methodologies and best practices.
• Hands-on expertise in:
• Strong experience using:
• Ability to analyze:
• Experience with Azure Cloud environments.
• Strong understanding of:
• Strong SQL skills with experience in:
• Ability to analyze:
• Experience integrating performance tests with:
• Knowledge of scripting using:
• Experience supporting enterprise-scale Tier-0 or mission-critical applications.
• Experience in Site Reliability Engineering (SRE) environments.
• Experience handling production incident diagnostics and performance troubleshooting.
• Familiarity with AIOps, alert correlation, and observability platforms.
• Working knowledge of Kubernetes, Docker, and containerized workloads.
• Experience with Healthcare applications, claims processing, member portals, provider systems, and healthcare data platforms.
• Experience in proactive performance monitoring and reliability engineering.
• Certification in LoadRunner, Dynatrace, Azure, or Cloud Platforms is preferred

Work Location: Hybrid remote in Noida, Uttar Pradesh (Noida)