Level
Experienced
Location
Vienna
Working Model
Onsite
Job Field
Web, Full Stack, Back End
Employment Type
Full Time
Contract Type
Temporary employment
Salary
380 to 400€ gross/hour

Job Summary

In this role, you will develop backend services using Java and Spring Boot, design APIs, implement microservices, and utilize BPMN for automating business processes.

Job Technologies

Your role in the team

We are seeking an experienced Java Full Stack Developer with a strong focus on backend development to join our agile team.
You will be responsible for building and maintaining enterprise-grade services and automating business processes using BPMN (ideally with Camunda BPM).
Your role will involve designing and developing APIs, implementing microservice-based architectures, and integrating with databases, all while collaborating closely with cross-functional teams in an agile environment.
Experience in the telecommunications sector is highly desirable and will be considered a strong plus.
Design, develop, and maintain backend services using Java 21, Spring, and Spring Boot 3.
Implement and integrate REST APIs for internal and external systems.
Apply BPMN knowledge (Camunda BPM preferred) for long-running processes.
Conduct unit testing using JUnit to ensure code quality.
Manage builds and dependencies with Maven.
Work with PostgreSQL, ideally with JSONB.
Design and develop scalable, maintainable microservice architectures.
Collaborate closely with product owners, architects, developers, and DevOps teams.
Contribute to the continuous improvement of development processes and tools.
Ensure solutions meet performance, stability, and security standards.

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Our expectations of you

Qualifications

Strong knowledge of Spring and Spring Boot 3.
Solid understanding of BPMN (Camunda BPM is a strong advantage).
Proficiency in JUnit for unit testing.
Solid knowledge of PostgreSQL (JSONB is a plus).
Strong background in microservice architecture design and implementation.
Excellent command of English (spoken & written).

Experience

Proven professional experience in backend development with Java (Java 21 preferred).
Experience with REST API development and integration.
Experience in Maven build management.
Agile mindset and experience working in Scrum/Kanban teams.