Sergei Razakov

QA Engineer with 2.5+ years of commercial experience testing backend services and microservice-based systems. Experience covers the full performance testing cycle, from requirements and workload design to test execution, monitoring, bottleneck analysis and reporting. Main stack: Apache JMeter, Java, OpenShift, Kafka, REST/gRPC, PostgreSQL, Prometheus and Grafana. Also experienced in developing REST/gRPC stubs in Java and Spring Boot for load testing.