Sr SDET - Performance Testing
Core
Lead performance engineering initiatives to ensure a large-scale, cloud-based platform remains resilient under demanding workloads by designing automated testing frameworks and establishing performance standards.
Role type
Senior Software Development Engineer in Test (SDET) specializing in performance testing
Builds
Automated performance testing frameworks, production-like testing environments, and CI/CD integrated regression tests
Domain
Cloud infrastructure, distributed systems, microservices, APIs
Required skills
Performance testing tooling (k6, Gatling, Locust), Python/JavaScript/TypeScript/Java programming, Kubernetes, Cloud platforms (GCP/AWS/Azure), Observability (New Relic, Prometheus, Grafana, OpenTelemetry), Distributed systems architecture, Root cause analysis, CI/CD integration, Capacity planning
Preferred skills
JVM/Node.js runtime profiling, Frontend performance optimization (Core Web Vitals, Lighthouse), AI-assisted testing tools, NoSQL databases, Chaos engineering
Technologies
k6, Gatling, Locust, Python, JavaScript, TypeScript, Java, Kubernetes, Google Cloud Platform, AWS, Microsoft Azure, New Relic, Prometheus, Grafana, OpenTelemetry, REST APIs
Responsibilities
Establish performance baselines and define SLIs/SLOs for critical services; Design and maintain shared performance testing frameworks; Integrate automated performance regression testing into CI/CD pipelines; Investigate and resolve performance bottlenecks across APIs, databases, and message queues; Mentor junior engineers and drive continuous improvements in testing methodologies
Seniority
Senior, hands-on IC with mentorship responsibilities