General QA Engineer at Kyivstar

General QA Engineer

Posted 5 days ago

Worldwide

2-5 years experience

We are looking for a General QA Engineer

About us Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City.

We are a subsidiary of Kyivstar, one of Ukraine’s largest telecom operators.

Our mission is to change lives in Ukraine and around the world by creating technological solutions and products that unleash the potential of businesses and meet users’ needs.

Over 600+ KS.Tech specialists work daily in various areas: mobile and web solutions, as well as design, development, support, and technical maintenance of high-performance systems and services.

We believe in innovations that truly bring quality changes and constantly challenge conventional approaches and solutions.

Each of us is an adherent of entrepreneurial culture, which allows us never to stop, to evolve, and to create something new.

What you will do:

Work in a cross-functional team with product managers, analysts and developers on a high-load telecom platform
Test management (plan, test scenarios design, execution, follow-up, 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

Qualifications and experience needed:

4+ years of relevant working 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 of composing test strategies and test plans
Test design techniques knowledge
Confident knowledge of testing methodologies
SQL knowledge: complex queries with joins and aggregations, data integrity checks
Linux/UNIX command line: log analysis, basic bash
Practical skills with Git: branching, merging, code review
Experience with MOCK-SERVER or a similar tool for isolating dependencies
Knowledge of TCP, HTTP
Understanding of client-server and microservices architectures: inter-service communication, failure points, idempotency
Good knowledge of Postman, IntelliJ IDEA, Atlassian stack (Jira, Confluence, Zephyr), GitLab, Jenkins, Kibana, 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, critical mindset
Strong communication and troubleshooting skills
English is spoken and written on the intermediate level or higher

Nice to have:

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

What we offer

Office or remote it’s up to you.

You can work from anywhere, and we will arrange your workplace.

Remote onboarding.

Performance bonuses for everyone (annual or quarterly depends on the role).

We train employees: the opportunity to learn through the company’s own library, internal resources and programs from partners.

Health and life insurance.

Wellbeing program and corporate psychologist

Kyivstar

Employees 1,001-5,000 employees Industry Telecommunications

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