General QA Engineer

Stack

Responsibilities

• ▹Work in a cross-functional team with product managers, analysts and developers on a high-load telecom platform
• ▹Test management: planning, test scenario design, execution, follow-up and control
• ▹API and integration testing across microservices
• ▹Performance and load testing
• ▹Test automation and support of existing test builds
• ▹Regression testing
• ▹Testing reporting and documentation

Requirements

• ▹4+ years of relevant experience as a QA Engineer with a backend focus
• ▹Strong backend testing experience: verifying end-to-end data flow between services, databases and message brokers, not only endpoint responses
• ▹Great knowledge of automation tools and Java/TypeScript, with integration into CI pipelines
• ▹Performance testing experience: load profiles, test execution, interpreting latency, throughput and error rate
• ▹Excellent requirements analysis skills: identifying gaps and ambiguities before development starts
• ▹Experience composing test strategies and test plans
• ▹Knowledge of test design techniques and testing methodologies
• ▹SQL knowledge: complex queries with joins and aggregations, data integrity checks
• ▹Linux/UNIX command line: log analysis, basic bash
• ▹Practical Git skills: branching, merging, code review
• ▹Experience with MOCK-SERVER or a similar tool for isolating dependencies
• ▹Knowledge of TCP and HTTP
• ▹Understanding of client-server and microservices architectures: inter-service communication, failure points, idempotency
• ▹Good knowledge of Postman, IntelliJ IDEA, the Atlassian stack (Jira, Confluence, Zephyr), GitLab, Jenkins, Kibana and Grafana
• ▹Higher technical education or equivalent relevant experience
• ▹Ability to work in a fast-paced Agile environment in close collaboration with the development team

Nice to have

• ▹Telecom domain experience: billing, charging, provisioning
• ▹Kafka or RabbitMQ
• ▹Docker, Kubernetes
• ▹High-load systems experience

Soft skills

What we offer

• ▹Work from the office or remotely; the company arranges your workplace
• ▹Remote onboarding
• ▹Performance bonuses for everyone (annual or quarterly depending on the role)
• ▹Training through the company library, internal resources and partner programs
• ▹Health and life insurance
• ▹Wellbeing program and corporate psychologist

About the company

Kyivstar.Tech is a Ukrainian hybrid IT company, a resident of Diia.City and a subsidiary of Kyivstar, one of Ukraine's largest telecom operators. Its 600+ specialists work on mobile and web solutions, design, development, and maintenance of high-performance systems.