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Lead Performance Engineer

Galaxy i Technologies, Inc.Jersey City, NJ🇺🇸United States

Why this role stands out

Elevate your career as a Lead Performance Engineer at Galaxy i Technologies, Inc., where you'll drive crucial performance strategies for enterprise and cloud-based applications, collaborating with cross-functional teams to ensure scalability and reliability. If you possess extensive experience in performance testing, API, and automation, and thrive in a dynamic, on-site environment, this role offers a fantastic opportunity to make a significant impact. Apply today to join a reputable company and advance your expertise in this vital engineering domain.

Quick overview

SeniorityMid Senior
Work modeOn Site
LocationJersey City, NJ, United States

Job description

Job Title : Lead Performance Engineer
Location : New Jersey, NJ/New York, NY/Sunnyvale, CA (Onsite)
(Local candidates as interviews on Face to Face basis)
JD :
• We are looking for a skilled Lead Performance Engineer to design, develop, and execute performance testing strategies for enterprise and cloud-based applications. The ideal candidate has hands-on experience with JMeter, Load runner, K6, Gatling, Data Dog, Dynatrace skills, and solid expertise in API, Web and automation testing.
• Candidate will work closely with development, QA, DevOps, and architecture teams to ensure applications are scalable, reliable, and performant. Key Responsibilities
• 12+ Yrs of experience in Performance Engineering
• Triaging Exp on network and AWS infra systems is required
• Design, develop, and maintain performance test scripts using Apache JMeter or similar tools for web, API, and backend systems
• Conduct load, stress, endurance, and scalability testing for applications and microservices
• Design, develop, and maintain automated test suites for Next.js applications, covering unit, integration, and E2E tests.
• Perform API performance testing (REST/JSON, SOAP) and integrate with automation frameworks
• Analyze test results, identify performance bottlenecks, and provide actionable recommendations
• Monitor system performance metrics (CPU, memory, I/O, network) during test execution
• Collaborate with development and DevOps teams to optimize application and infrastructure performance
• Integrate performance tests into CI/CD pipelines
• Prepare detailed performance test reports and present findings to stakeholders
• Continuously improve testing frameworks, tools, and best practices Required Skills & Qualifications
• Strong experience in performance testing and engineering best practices
• Hands-on expertise with Apache JMeter (test plans, scripting, listeners, distributed testing)
• Front end performance testing experience on Next.js application
• Design and deployment of performance test framework
• Experience with API automation and performance testing (REST, SOAP)
• Knowledge of HTTP/HTTPS protocols, JSON, XML
• Experience with performance monitoring tools (APM, server logs, JVM monitoring)
• Familiarity with CI/CD tools (Jenkins, Git, etc.)
• Strong analytical, troubleshooting, and communication skills"

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