**Work location: Gdańsk** **Ref. No.: 35/DSH/EITE/2025** Publication end date: 26\.10\.2025 Your responsibilities * Log analysis, diagnostics, and bug fixing in existing components * Maintenance and development of back\-end components (Java, Spring, SQL) * Monitoring application performance * Supporting deployment processes * Creating and updating technical documentation Our requirements * Minimum 1 year of experience in a similar role * Proficiency in Java 21 and the Spring ecosystem (Spring Boot, Hibernate) * Knowledge of file handling libraries: XML, CSV, JSON * Ability to write and interpret SQL queries * Strong Bash skills – comfortable working in Oracle Linux environment * Familiarity with Web Service APIs: REST, SOAP, and experience with Postman and SoapUI * Experience with version control and build systems: Git, Maven * Knowledge of CI/CD practices and Jenkins usage * University degree * English language proficiency at B2 level – ability to work comfortably with documentation * Effective execution * Business accountability * Commitment to continuous development and drawing insights from diverse perspectives Desirable qualifications * Ability to create unit and integration tests (e.g., Spock) * Knowledge of containerization technologies (e.g., Docker, Kubernetes) * Familiarity with Hadoop / Spark environments * Knowledge of Python * Knowledge of message queue systems such as Kafka, JMS * Experience in projects handling large data volumes We offer * Attractive salary and stable employment * Diverse team of professionals * Work in a modern, international corporation * Opportunity to collaborate with experts across various fields * Participation in large, innovative projects * Access to modern tools and working methods * Employee benefits * life insurance * recruitment initiatives * sports card