Sergei Razakov
Testing Engineer
3years in tech
2languages at B2 and above
C1English
2companies
Overview
Load Testing Engineer with 2+ years of experience performing full-cycle performance testing for server and microservice systems, including load scenario design, test execution, monitoring, bottleneck analysis, and reporting. Skilled in Apache JMeter-based test development and monitoring using Prometheus/Grafana, and in building REST/gRPC test stubs with Java and Spring Boot for performance testing.
Phone
Timeline
Load Testing Engineer
·
Middle
Digital Habits
·
Full-Time
Led end-to-end load testing for banking server systems and related services, including performance scenarios up to about 2000 TPS. Built and maintained Apache JMeter load profiles, created test data, ran load tests, and analyzed application logs and infrastructure metrics. Monitored environments using Grafana, Prometheus, and VictoriaMetrics on OpenShift, investigated bottlenecks, and prepared reporting and recommendations. Developed and supported REST/gRPC mocks in Java with Spring Boot, including HTTPS support and configurable response delays.
JMeter
Java
Spring Boot
OpenShift
Kubernetes
Grafana
Prometheus
VictoriaMetrics
Apache Kafka
Rest API
gRPC
PostgreSQL
Linux
Git
Load Testing Engineer
·
Middle
Everteh
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Full-Time
Performed end-to-end load testing of payment services (including SDK components) as part of regular releases, covering scenarios up to about 400 TPS. Clarified performance requirements, designed load testing methodology, and developed Apache JMeter scenarios, including cases based on recorded HAR traffic. Ran maximum performance, endurance/soak, and failover-related tests, then analyzed results and produced reports. Implemented REST/JSON mocks in Java, generated test data, and used Prometheus, InfluxDB, and Grafana for monitoring across OpenShift/Docker with Kafka and PostgreSQL integrations.
JMeter
Java
OpenShift
Docker
Apache Kafka
Rest API
PostgreSQL
SQL
Prometheus
InfluxDB
Grafana
Python
Technical skills
Languages
3
Java
SQL
Groovy
Databases
3
PostgreSQL
Apache Kafka
InfluxDB
DevOps
10
Grafana
Docker
Rest API
OpenShift
Prometheus
Kubernetes
Git
Linux
gRPC
VictoriaMetrics
Other
5
Spring Boot
JMeter
Apache HTTP Server
Jenkins
SOAP
Job preferences
- Work permits
- Armenia, Russia
- Citizenship
- Russia
- Salary
- from $15k per year
- Employment type
- Full-Time
- Locations
- Yerevan
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