Key Responsibilities:
Design, develop, and maintain robust and scalable backend services using Java.
Participate in the modernization and migration of legacy systems to cloud-native architectures.
Implement service-based architecture with distributed services and RESTful APIs.
Utilize hexagonal (Ports and Adapters) / layered architectures to ensure maintainability and testability.
Implement messaging patterns, including request-reply and publish-subscribe, using message brokers like Artemis ActiveMQ (or alternatives Kafka, RabbitMQ).
Collaborate with cross-functional teams to define, design, and ship new features and enhancements.
Optimize applications for maximum speed and scalability, including the use of caching systems such as Apache Ignite and Redis.
Conduct code reviews, provide feedback, and ensure adherence to best practices and coding standards.
Employ distributed transaction patterns as necessary to ensure data consistency across services.
Write and maintain Pact tests for contract testing and utilize Arch Unit for architecture validation.
Generate API documentation using SpringDoc OpenAPI and manage database migrations with Liquibase.
Document technical specifications and architectural designs for future reference.
Qualifications:
3+ years of experience in Java backend development.
Strong understanding of Java frameworks such as Spring Boot, Hibernate, and JPA.
Experience with microservices architecture and containerization technologies (Docker, Kubernetes).
Knowledge of database systems (SQL and NoSQL) and experience with data migration strategies.
Understanding of DevOps practices and tools (CI/CD, GitLab, etc.).
Experience with agile development methodologies (Scrum, Kanban).
Excellent problem-solving skills and ability to work collaboratively in a team environment.
Preferred Skills:
Familiarity with front-end technologies (Angular) is a plus.
Experience with API management tools and frameworks (Swagger, API Gateway).
Knowledge of messaging systems and event-driven architecture.
Familiarity with cloud platforms (e.g MS Azure) and their services.
Understanding of security best practices in application development.
What do we offer:
Working in cross country organization with experienced developers.
Leadership team that will support you in your career.
Stable employment with a leader in the Healthcare sector.
Java Developer • Lublin
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