Senior Performance Test Engineer – High-Scale Systems

Omegahires; New York (NY); On-site; USD 140,000 - 180,000; Full time

Job summary

Omegahires is seeking a Senior Performance & Load Testing Specialist to design, execute, and analyze high-scale load scenarios across event-driven transactional platforms. You will focus on identifying bottlenecks before they impact production, using k6, Locust, Gatling, and telemetry tools.

The role requires deep expertise in performance engineering, with hands-on experience across synchronous HTTP/API and asynchronous real-time traffic, and strong cloud/containerization understanding.

Qualifications

• Proven track record in load, stress, and endurance testing for high-volume platforms.
• Hands-on design of scenarios for HTTP/API and WebSocket/event-driven traffic.
• Experience with performance tools and telemetry correlating test results with system health.

Responsibilities

• Design, execute, and analyze complex distributed load scenarios.
• Identify bottlenecks and potential failures before production.

Skills

Expert Performance Testing

Traffic design (synchronous & async)

Latency & diagnostics

Tools

k6

Locust

Gatling

Grafana

Prometheus

Datadog

Job description

Omegahires is seeking a Senior Performance & Load Testing Specialist to design, execute, and analyze high-scale load scenarios across event-driven transactional platforms. You will focus on identifying bottlenecks before they impact production, using k6, Locust, Gatling, and telemetry tools.

The role requires deep expertise in performance engineering, with hands-on experience across synchronous HTTP/API and asynchronous real-time traffic, and strong cloud/containerization understanding.