Senior Performance Test Engineer (k6)
Core
Design and execute performance testing strategies for high-throughput, low-latency trading platforms to ensure system efficiency and stability.
Role type
Senior Performance Test Engineer
Builds
Scalable, reliable trading platform infrastructure
Domain
Financial technology / High-frequency trading
Deliverable
production ML models | product features | dashboards & analysis | infrastructure
Required skills
Performance testing strategy design, K6 scripting (JavaScript/TypeScript), API testing (REST/GraphQL), CI/CD integration, Container orchestration (Docker/Kubernetes), Observability (Grafana/Prometheus), Microservices architecture (Spring Boot)
Preferred skills
gRPC/WebSockets/HTTP/2 testing, JVM tuning, Database optimization, Service mesh (Istio/Linkerd), Distributed tracing (Jaeger/OpenTelemetry), Team leadership
Technologies
K6, JavaScript, TypeScript, Docker, Kubernetes, Grafana, Prometheus, GitLab CI, Jenkins, Spring Boot, REST, GraphQL
Responsibilities
Define and refine performance testing strategy across the company, Develop and maintain reusable performance testing scripts, Execute load, stress, and soak tests on APIs, Monitor and analyze test results to provide recommendations, Collaborate with engineering to troubleshoot performance bottlenecks, Integrate performance tests into CI/CD pipelines
Seniority
Senior, hands-on IC with potential mentorship