
1001 - 5000 employees
Founded 1994
📡 Telecommunications
Telecommunications
Київстар is a Ukrainian telecommunications company that offers a wide range of services for private individuals, businesses, and the public sector. These services include mobile communication, home internet, television services, and international roaming. Київстар provides various packages and tariffs to suit different needs, such as SIM cards, eSIM, internet packages, and bundles combining internet, TV, and mobile services. The company also supports social initiatives, facilitates online doctor appointments, and provides technical support and customer service through multiple channels. Київстар is committed to offering quality telecommunication solutions and fostering digital connectivity in Ukraine.
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1001 - 5000 employees
Founded 1994
📡 Telecommunications
Telecommunications
Київстар is a Ukrainian telecommunications company that offers a wide range of services for private individuals, businesses, and the public sector. These services include mobile communication, home internet, television services, and international roaming. Київстар provides various packages and tariffs to suit different needs, such as SIM cards, eSIM, internet packages, and bundles combining internet, TV, and mobile services. The company also supports social initiatives, facilitates online doctor appointments, and provides technical support and customer service through multiple channels. Київстар is committed to offering quality telecommunication solutions and fostering digital connectivity in Ukraine.
• Work in a cross-functional team with product managers, analysts, and developers on a high-load telecom platform • Manage testing: planning, test scenario design, execution, follow-up, and control • Perform API and integration testing across microservices • Perform performance and load testing • Automate tests and support existing test builds • Perform regression testing • Prepare testing reports and documentation
• 4+ years of relevant working experience as a QA Engineer with a backend focus • Strong backend testing experience, including end-to-end data flow verification between services, databases, and message brokers • Knowledge of automation tools and Java/TypeScript integrated into CI pipelines • Performance testing experience, including load profiles, test execution, and interpreting latency, throughput, and error rates • Requirements analysis skills • Experience composing test strategies and test plans • Knowledge of test design techniques • Knowledge of testing methodologies • SQL knowledge, including complex queries with joins and aggregations and data integrity checks • Linux/UNIX command line experience, including log analysis and basic Bash • Practical Git skills, including branching, merging, and code review • Experience with MOCK-SERVER or a similar dependency-isolation tool • Knowledge of TCP and HTTP • Understanding of client-server and microservices architectures, inter-service communication, failure points, and idempotency • Knowledge of Postman, IntelliJ IDEA, 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 • Excellent analytical skills and critical mindset • Strong communication and troubleshooting skills • English spoken and written at intermediate level or higher • Nice to have: Telecom domain experience, including billing, charging, or provisioning • Nice to have: Kafka or RabbitMQ • Nice to have: Docker and Kubernetes • Nice to have: High-load systems experience
• Office or remote work options • Workplace arrangement provided • Remote onboarding • Performance bonuses for everyone (annual or quarterly depending on the role) • Company library, internal resources, and partner programs for learning • Health and life insurance • Wellbeing program • Corporate psychologist
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