Performance Tester

AP Recruiters & Associates•Kansas City, MO

1d•Onsite

About The Position

We are seeking a highly experienced Performance Tester to support Financial Services in delivering and optimizing mission-critical payment systems. This role focuses on ensuring scalability, reliability, and performance across high-volume financial platforms, including real-time and batch processing systems. You will work closely with cross-functional teams including engineering, infrastructure, product, and security to drive end-to-end performance testing strategies.

Requirements

10+ years of performance testing experience
Proven experience in large-scale enterprise environments
Strong hands-on experience with: LoadRunner, JMeter, Performance Center
Programming: Java, Python, JavaScript
Experience with AWS/cloud-based and MQ applications
Strong knowledge of: Load modeling and test design
Bottleneck analysis and performance tuning
Statistical analysis and performance metrics
Experience with monitoring tools like Dynatrace, Splunk
Experience with CI/CD tools (Jenkins) and version control (Git/SVN)
Proficiency with IntelliJ/Eclipse
Strong understanding of Java performance concepts (threads, memory, I/O)
Bachelor's degree in a related field (or equivalent experience)
Must be a U.S. Citizen or Green Card holder
Must have at least 3 years of U.S. residency
No visa sponsorship available
Must pass enhanced background screening (education, employment, criminal, credit, references)

Responsibilities

Lead end-to-end performance testing (requirements, planning, scripting, execution, and reporting)
Design and execute load, stress, spike, volume, and failover tests
Develop and maintain test scripts using LoadRunner, JMeter, or similar tools
Perform API and application performance testing and integrate into CI/CD pipelines
Analyze system performance across front-end and back-end components
Monitor system resources (CPU, memory, network) during test execution
Identify performance bottlenecks and provide optimization recommendations
Collaborate with engineering, architecture, and infrastructure teams
Maintain test artifacts in Git/Subversion and integrate with Jenkins
Generate detailed performance reports and metrics dashboards
Participate in agile ceremonies, code reviews, and release cycles