Java Developer

We are looking for a mid-level Java Developer to join our team. You will work on a modern backend built in Java and Spring Boot, expose RESTful APIs consumed by the frontend, and integrate with multiple external systems. This is a hands-on role where you will take part in building new features, improving system architecture, and ensuring code quality.

Your tasks

• Develop, maintain, and optimize backend services built with Java and Spring Boot

• Design and implement REST APIs used by the frontend and external partners

• Integrate with external APIs and ensure reliable data exchange

• Write clean, testable, and maintainable code (unit & integration tests with Spock/JUnit)

• Work with PostgreSQL and use Flyway for database migrations

• Participate in code reviews and contribute to continuous improvement

• Collaborate with cross-functional teams in an Agile environment

• Use Git for version control and GitHub Actions for CI processes

Requirements

• Minimum 4 years of commercial experience in Java development

• Strong knowledge of Spring Boot and building REST-based applications

• Proficiency with SQL and relational databases (PostgreSQL)

• Experience with unit and integration testing (Spock/JUnit)

• Solid experience working with Git

• Practical understanding of API integrations

• Strong analytical and problem-solving abilities

• Good command of both English and Polish (written and spoken)

• Residing in Poland required

Nice-to-have requirements

• Experience with AWS or other cloud services

• Familiarity with Docker or containerization practices

• Knowledge of CI/CD pipelines (e.g., GitHub Actions)

• Understanding of software architecture and design patterns

• Previous use of Flyway for schema versioning