Eliassen Group
Eliassen Group

Senior Performance Engineer

Jersey City, NJ, US • Posted 19 hours ago • Updated 7 hours ago
Contract W2
On-site
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Job Details

Skills

  • Jersey
  • Life Insurance
  • Workflow
  • Microsoft Exchange
  • Benchmarking
  • Macros
  • Test Scenarios
  • Instrumentation
  • CPU
  • DevOps
  • Debugging
  • Performance Engineering
  • Performance Testing
  • Java
  • Spring Framework
  • Microservices
  • Amazon Web Services
  • Microsoft Azure
  • Google Cloud Platform
  • Google Cloud
  • Computer Hardware
  • Dynatrace
  • AppDynamics
  • Thread
  • Web Applications
  • Cloud Computing
  • Automated Testing
  • Mentorship
  • Productivity
  • FOCUS
  • Capital Market
  • Cryptocurrency
  • Trading
  • Market Analysis
  • Messaging
  • Computer Science
  • Screening
  • Artificial Intelligence
  • Recruiting
  • Taxes
  • Insurance
  • Law
  • Communication
  • Gmail
  • Routing
  • Management Consulting
  • Life Sciences
  • SAP BASIS
  • Military

Summary

Description:
On-site in Jersey City, NJ

Our client seeks a Senior Performance Engineer to define strategy, establish performance excellence, and create systems that make performance a default outcome for software delivery within digital asset platforms. The role includes hands-on performance test design and execution, custom Java-based harness development, benchmarking frameworks, and validation of production readiness across distributed, cloud-based systems.

Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $68.00 to $73.00/hr. w2

Responsibilities:
  • Design, develop, and perform performance tests across services and platforms.
  • Build custom Java-based performance test harnesses to simulate trading workflows, market data ingestion, order routing, and exchange connectivity.
  • Develop benchmarking frameworks and production-like simulators for micro and macro latency measurement.
  • Create and run load, stress, endurance, duration, spike, soak, volume, and capacity test scenarios.
  • Validate and sign off on production readiness for stability and performance across applications and infrastructure.
  • Connect performance outcomes to business objectives and SLOs, guiding teams to keep the stack scalable and efficient.
  • Lead architecture and development of profiling and instrumentation for CPU, memory, hot paths, utilization, and deployment events.
  • Partner with DevOps and back-end engineering to ensure optimal service utilization.
  • Debug distributed and low-level system boundaries using logs, metrics, tracing, and performance tooling.
  • Ramp up on new technologies and unfamiliar parts of the stack.

Experience Requirements:
  • 6+ years of performance engineering with hands-on test development.
  • Strong performance testing across low-latency, high-throughput, high-volume services. Trading services experience preferred.
  • Expertise in Java and core Java technologies with Spring Boot services.
  • Experience with distributed systems, asynchronous workers, and microservice architecture.
  • Cloud familiarity with AWS, Azure, or Google Cloud Platform and containerized, orchestrated environments.
  • Deep understanding of performance-critical software and hardware interactions at scale.
  • JVM internals and tuning expertise with actionable recommendations.
  • Proficiency with Dynatrace, Datadog, or AppDynamics; thread and heap dump analysis.
  • Proven ability to identify memory leaks, connection issues, and throughput bottlenecks across web apps, infrastructure, and cloud.
  • Experience architecting large-scale test automation.
  • Strong communication and influence skills with senior engineering and product leaders.
  • Track record leading cross-team performance initiatives and decisions.
  • Collaborative mindset with mentoring and productivity focus.
  • Nice to have: capital markets or cryptocurrency experience in trading, algo trading, and market data.
  • Nice to have: kernel bypass such as Solarflare OpenOnload.
  • Nice to have: low-latency messaging products such as Aeron, Solace, or 29West.

Education Requirements:
  • Bachelor's degree in computer science or related field.


Recruitment Transparency Notice



Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (, ) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group's use of these tools, including AI tools, as part of the application and hiring process.

Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range.

W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality.
If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.

Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact .

About Eliassen Group:

Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients' capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve.

Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws.

Don't miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check!
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: cxelisen
  • Position Id: a1WUQ000001e3pp2AA
  • Posted 19 hours ago

Company Info

About Eliassen Group

Eliassen Group is a leading strategic consulting company that provides business and IT services for our clients as they seek to transform and execute strategies that will drive exceptional outcomes. Leveraging over 30 years of success, we focus on professional services, talent solutions, and life sciences. Eliassen Group offers local community presence and deep networks. We are committed to positively impacting the lives of our employees, clients, consultants, and the communities in which we operate.

Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

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