Senior Performance QA Engineer - Load Testing Expert

Tata Consultancy Services

New York (NY)

On-site

USD 100,000 - 120,000

Full time

14 days+

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Job summary

Tata Consultancy Services is seeking QA Engineers focusing on Performance & Load Testing. The role requires hands-on experience with large-scale distributed load generation and strong expertise in performance engineering principles.

You will design and execute load, stress, and endurance tests across HTTP/REST APIs, messaging systems, and microservices in cloud-native environments. Ideal candidates have 7+ years in QA with 4+ years in performance testing, proficiency with k6 and other tools, and

Qualifications

7+ years in QA engineering with emphasis on performance.
4+ years focused on performance engineering and load testing.
Experience with HTTP/REST APIs, WebSockets, Kafka, and messaging platforms.

Responsibilities

Design, develop, and execute performance tests across APIs, event streams, and real-time systems.
Model realistic workload patterns reflecting production usage.
Analyze latency, throughput, error rates, and system bottlenecks.
Collaborate with engineering and infrastructure to validate remediation.
Define performance benchmarks and validate scalability against SLAs.
Integrate automated performance testing into CI/CD pipelines.
Produce performance reports and actionable recommendations.
Support release readiness from performance perspective.