Poznań, Poznań, Greater Poland Voivodeship, Polska
Sii Sp. z o.o.
3. 3. 2026
Informacje o stanowisku
technologies-expected :
Java
Selenium or REST Assured
Apache Kafka
JUnit
technologies-optional :
Cucumber
Testcontainers
Docker
Jenkins
about-project :
Join a Scrum team developing the next generation of e-commerce backend services. As a Senior Test Automation Engineer, you will play a key role in ensuring the quality of a modern, distributed platform based on Event-Driven Architecture and Apache Kafka. We are looking for a detail-oriented professional with a creative mindset and strong experience in comprehensive test planning and automation. You will collaborate closely with developers to ensure API and data layers are thoroughly verified before production release, while actively contributing to the QA community and supporting the automation skill network.
responsibilities :
Collaboration with development squads in defining and refining quality criteria
Preparation of structured test documentation and scenario coverage
Creation and continuous enhancement of automated regression suites
Transformation of manual verification processes into automated solutions
Implementation of integration and end-to-end validation for backend services
Verification of event flows and state transitions within event-sourced systems
Execution of exploratory verification activities where automation coverage is limited
Critical analysis of requirements and identification of potential quality risks
Development of test doubles and simulation mechanisms for asynchronous communication
Contribution to the QA Community of Practice initiatives and promotion of best practices
requirements-expected :
Proven experience in comprehensive test strategy development
Strong background in automation framework architecture and optimization
Solid understanding of Event-Driven Architecture and event sourcing patterns
Practical knowledge of API validation and backend data verification
Experience in quality assurance for distributed and microservices-based systems
Familiarity with message-driven platforms, including Apache Kafka
Knowledge of non-functional testing approaches (performance, scalability, resilience)
Understanding of data integrity, idempotency, and fault tolerance principles
Active involvement in peer review processes and engineering knowledge exchange
offered :
Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas
Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market
We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022
Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more
Comfortable workplace – class A offices or remote work
Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application
PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers
Investment in your growth – meetups, webinars, training platform and technology blog – you choose
Fantastic atmosphere created by all Sii Power People