Performance & Reliability Engineer (Contract)

ValueMomentum; Piscataway Township (NJ); On-site; USD 96,432 - 165,312; Full time

Benefits offered by this job

Competitive compensation package

Career development opportunities

Comprehensive training and certif.

Job summary

ValueMomentum is seeking a Contractor Intake Engineer specializing in performance and reliability testing for the Guidewire platform (PolicyCenter and BillingCenter). The role focuses on improving health, observability, and integration stability across distributed systems.

The contractor will design and execute performance tests, validate end-to-end system behavior, and partner with developers to address query optimization and code-level performance issues.

Qualifications

• Strong experience in performance and reliability testing in distributed systems.
• Experience in performance testing tools (JMeter, Gatling, LoadRunner or similar).
• Experience testing system integrations (APIs REST/SOAP).
• Ability to analyze JVM/thread behavior, DB queries, API latency and throughput.
• Root-cause analysis mindset and ability to translate findings into actions.

Responsibilities

• Design and execute performance, load, and stress tests across distributed components.
• Perform end-to-end validation across Guidewire Platform (PolicyCenter and BillingCenter)
• Analyze API interactions and asynchronous processing to diagnose failures.
• Validate batch/job execution, work queues, and retry handling.
• Collaborate with developers to optimize queries and improve resilience.
• Document defects and report results with before/after metrics.

Skills

Performance testing

Reliability testing

JMeter

Gatling

LoadRunner

APIs REST/SOAP

JVM threading

Tools

JMeter

Gatling

LoadRunner

AppDynamics

Splunk

DataDog

Job description

ValueMomentum is seeking a Contractor Intake Engineer specializing in performance and reliability testing for the Guidewire platform (PolicyCenter and BillingCenter). The role focuses on improving health, observability, and integration stability across distributed systems.

The contractor will design and execute performance tests, validate end-to-end system behavior, and partner with developers to address query optimization and code-level performance issues.