Performance Engineer - Performance Testing, JMeter, Load Runner, API Performance & Java/JVM

jda; Pune District; On-site; INR 600,000 - 900,000; Full time

Job summary

jda in Pune, India, is seeking a Performance Engineer to design and execute comprehensive performance, load, and scalability tests for our enterprise applications. You will develop JMeter scripts, workload models, and test data while analyzing application performance across layers, identifying bottlenecks, and helping teams troubleshoot.

The role requires 1–3 years in performance testing, strong API testing experience, and solid Java/JVM knowledge.

Qualifications

• Bachelor's degree in computer science, IT, or related field.
• 1–3 years of experience in Performance Testing / Performance Engineering.
• Hands-on with JMeter and performance test scripting.
• Strong understanding of load, stress, endurance, scalability, and volume testing.
• Experience with API performance testing using REST/HTTP, JSON/XML, and Postman.
• Good understanding of Java/JVM, including heap, threads, GC, and JVM tuning.
• Experience with JProfiler, Eclipse MAT, thread/heap dumps, and GC logs.
• Experience with Linux/Unix, shell scripting, and application/log analysis.
• Good knowledge of SQL and database performance, preferably Oracle, including AWR/ASH and execution plan analysis on OEM.
• Experience with Grafana, Prometheus, InfluxDB, or equivalent monitoring tools.
• Understanding of Kubernetes/containerized environments and exposure to OCI/Azure is preferred.
• Strong performance troubleshooting, root-cause analysis, analytical, and communication skills.
• Ability to work independently and manage multiple performance testing activities within timelines.

Responsibilities

• Design and execute performance, load, stress, endurance, and scalability tests for enterprise applications.
• Develop and maintain JMeter/API performance test scripts, workload models, test data, and execution scenarios.
• Analyse application performance across application, database, JVM, infrastructure, and network layers.
• Monitor system behaviour during load tests and identify bottlenecks in CPU, memory, database, JVM, I/O, and response times.
• Perform root-cause analysis of performance issues using logs, AWR/ASH reports, thread dumps, and GC logs.
• Collaborate with Developers, QA, DBAs, DevOps, and Infrastructure teams to troubleshoot and resolve issues.
• Analyse test results and prepare performance reports, dashboards, and recommendations for stakeholders.
• Support capacity planning, scalability assessment, and production-readiness reviews.
• Identify opportunities to automate performance testing, monitoring, and reporting.
• Participate in release planning and provide performance assessment and recommendations for production deployment.
• Communicate performance findings, risks, and recommendations clearly to stakeholders.

Skills

JMeter

API testing

Java/JVM

Linux scripting

SQL performance

GC logs

AWR/ASH

Monitoring tools

Education

Bachelor's degree in CS/IT

Tools

JProfiler

Eclipse MAT

Grafana

Prometheus

InfluxDB

Postman

Job description

Scope:

• We provide 3PL customers with the integrated supply chain solution for planning, TMS, OMS & WMS.
• The 3PL PSR team works closely with QA, Development, DevOps, DBA, Solution Architect and Infrastructure teams to ensure applications meet performance and scalability requirements.
• The role requires both hands-on performance engineering and architectural understanding, ensuring scalable and future-ready implementations.
• The individual will be responsible for designing, planning, and executing performance, load, stress, endurance, and scalability testing for enterprise applications.
• Also, the individual will be responsible for analysing application behaviour and identify performance bottlenecks across application, database, infrastructure, and network layers.

Technical Environment:

• Performance Testing Tools: Jmeter
• API/Application: REST APIs, JSON/XML, HTTP/HTTPS, Web applications, Microservices, Postman
• Scripting & Development: JavaScript, Groovy, Python, Shell scripting
• Databases: Oracle, MariaDb; SQL query analysis and database performance analysis
• Database Performance: Oracle AWR/ASH, execution plans, SQL tuning, database CPU/memory/I/O analysis
• Application & JVM Monitoring: JVM, Garbage Collection (GC), Heap/Thread Dumps, JProfiler, Eclipse MAT or equivalent tools
• Infrastructure & Monitoring: Linux, Kubernetes, Docker, OCI/Azure, CPU/Memory/Disk/Network monitoring, Grafana, OEM
• DevOps/Agile: Git, Jenkins
• Cloud: OCI/Azure integrations
• Others: RDP/SSH, Linux command-line utilities, log analysis, performance profiling, capacity planning, and production performance monitoring.

What you’ll do:

• Design and execute performance, load, stress, endurance, and scalability tests for enterprise applications.
• Develop and maintain JMeter/API performance test scripts, workload models, test data, and execution scenarios.
• Analyse application performance across application, database, JVM, infrastructure, and network layers.
• Monitor system behaviour during load tests and identify CPU, memory, database, JVM, I/O, and response-time bottlenecks.
• Perform root-cause analysis of performance issues using application logs, monitoring tools, AWR/ASH reports, thread dumps, heap dumps, and GC logs.
• Work closely with Developers, QA, DBAs, DevOps, and Infrastructure teams to troubleshoot and resolve performance issues.
• Analyse test results and prepare performance reports, dashboards, and recommendations for stakeholders.
• Support capacity planning, scalability assessment, and production-readiness reviews.
• Identify opportunities to automate performance testing, monitoring, and reporting to improve efficiency and repeatability.
• Participate in release planning and provide performance assessment and recommendations for production deployment.
• Communicate performance findings, risks, and recommendations clearly to both technical and business stakeholders.

What we are looking for:

• Bachelor’s degree in computer science, IT, or related field.
• 1-3 years of experience in Performance Testing / Performance Engineering.
• Strong hands-on experience with JMeter and performance test scripting.
• Good understanding of load, stress, endurance, scalability, and volume testing.
• Strong experience in API performance testing using REST/HTTP, JSON/XML, and Postman.
• Good understanding of Java/JVM, including heap, threads, GC, and JVM tuning.
• Experience with JProfiler, Eclipse MAT, thread/heap dumps, and GC logs.
• Experience with Linux/Unix, shell scripting, and application/log analysis.
• Good knowledge of SQL and database performance, preferably Oracle, including AWR/ASH and execution plan analysis on OEM.
• Experience with Grafana, Prometheus, InfluxDB, or equivalent monitoring tools.
• Understanding of Kubernetes/containerized environments and exposure to OCI/Azure is preferred.
• Strong performance troubleshooting, root-cause analysis, analytical, and communication skills.
• Ability to work independently and manage multiple performance testing activities within timelines.

Our Values

If you want to know the heart of a company, take a look at their values. Ours unite us. They are what drive our success – and the success of our customers. Does your heart beat like ours? Find out here: Core Values

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.