About this role

Software Development Engineer in Test Diverse CG Sp. z o.o. Sp.k. Daily tasks: - Design and create new test scenarios and test cases for functional, regression, integration, and UAT testing - Prepare, maintain, and execute automated tests across UI, API, and end-to-end layers - Test distributed systems, integrations between services, and REST APIs - Validate systems based on asynchronous and event-driven communication patterns - Support quality assurance activities within a DDD-based greenfield product - Integrate and maintain automated tests within CI/CD pipelines - Monitor key system metrics and quality indicators using Grafana - Collaborate with Product Owners, business stakeholders, developers, and testers across multiple bounded contexts - Participate in Agile delivery processes conducted in a Kanban-like model - Contribute to the development of a core debt management platform component Musts: .NET, C#, CI/CD, xUnit, Swagger, DDD, API Minimum 4-5 years of experience as a Tester / QA Engineer, including at least 2 years at Senior level Very good programming skills Hands-on experience with TestContainers and API testing tools such as Swagger, Postman, or Apidog Proven experience in creating test scenarios and test cases for functional, regression, integration, and UAT testing Experience in testing distributed systems and service integrations Practical knowledge of asynchronous and event-driven systems, queues, messaging, and REST API testing Ability to prepare and maintain UI, API, and end-to-end automated tests Experience working in projects following Domain-Driven Design (DDD) principles Strong knowledge of C#, .NET 10, xUnit, Reqnroll, Shouldly, Cypress, and Playwright Hands-on experience with GitLab CI/CD and GitHub Actions, including pipeline creation, modification, and test integration Practical experience with Git, including branches and merge requests Experience using Jira and Xray for test management, design, reporting, and traceability Knowledge of Grafana for dashboards, alerts, and monitoring key operational metrics Good SQL skills with PostgreSQL Very good command of English, both spoken and written Nice to have: Knowledge of Docker, Kubernetes, and OpenShift (OCP) Experience in performance testing using tools such as JMeter or k6 Knowledge of HTML, CSS, and JavaScript Proactive approach to analyzing business and technical requirements Ability to work closely with business stakeholders and development teams Practical experience with BDD methodology Ability to share knowledge and support junior team members Experience defining quality standards for software development and testing Openness to using AI tools such as Copilot, LLMs, and QA process automation solutions Private medical care Co-financing for the sports card Constant support of dedicated consultant Employee referral program

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