Quality Engineer @ Grid Dynamics

Essential functions

• Design and implement application and infrastructure performance plans and models for highly scalable, low-latency, and highly available systems

• Collaborate with architects and development teams to ensure proper metrics instrumentation for real-time monitoring and troubleshooting

• Perform end-to-end performance testing, including load, stress, endurance, and scalability testing

• Analyze Thread Dumps and Heap Dumps to identify performance bottlenecks, memory leaks, deadlocks, and resource contention

• Develop, execute, and maintain performance test scripts using LoadRunner, JMeter, or similar tools

• Monitor application performance and optimize bottlenecks to build accurate capacity and scalability models

• Evaluate and performance-test APIs, abstractions, and integration patterns in distributed systems

• Review application code and recommend performance optimization techniques

• Define performance strategies, establish performance baselines, and support Go-Live readiness certification

• Document performance testing approaches, scripts, execution results, and analysis findings

• Support production performance issue triaging, root cause analysis, and incident resolution

• Contribute to capacity planning and disaster recovery exercises

• Optimize system components including CPU, memory, disk, network, OS, and application software

• Work independently while collaborating effectively with cross-functional teams and stakeholders

Qualifications

• Bachelor s or Master s degree in Computer Science, Engineering, or a related discipline, or equivalent work experience

• 3 to 6 years of hands-on experience in Performance Engineering, Performance Tuning, System Analysis, or Application Development

• Mandatory expertise in Thread Dump Analysis and Heap Dump Analysis

• Strong experience in performance testing and tuning of large-scale, distributed systems

• Hands-on experience in Unix/Linux environments, including OS internals, file systems, storage, and networking

• Working knowledge of virtual machines and container technologies

• Proficiency in Java and/or Python, along with scripting languages

• Strong experience with performance testing tools such as LoadRunner, JMeter, or equivalent

• Experience with APM tools such as AppDynamics, Dynatrace, OPNET, or similar

• Strong analytical, troubleshooting, multitasking, and documentation skills

Would be a plus

• Experience with payment systems or financial services platforms

• Knowledge of microservices and distributed system architectures

• Exposure to cloud platforms and container orchestration tools

• Experience integrating performance testing into CI/CD pipelines

• Understanding of capacity planning, resiliency, and disaster recovery strategies

• Ability to proactively identify performance risks and optimization opportunities

We offer

• Opportunity to work on bleeding-edge projects


• Work with a highly motivated and dedicated team


• Competitive salary


• Flexible schedule


• Benefits package - medical insurance, sports


• Corporate social events


• Professional development opportunities


• Well-equipped office

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