Java Developer – Mobile Platform

We are looking for a talented Java Developer with strong experience in Quarkus, Kotlin, and OpenAPI to support the development of a mobile platform for external clients. The project involves building service and data integration layers to power the mobile front end.

Location: Poland- remote

Start: August 2025

Key Responsibilities:

• Design and develop backend services using Java, Quarkus, and Kotlin

• Implement and document APIs using OpenAPI

• Integrate backend services with mobile applications

• Collaborate with front-end developers and solution architects

• Ensure code quality, performance, and scalability

• Participate in code reviews and agile development practices

Requirements:

• Proven experience in backend Java development

• Hands-on expertise in Quarkus, Kotlin, and OpenAPI

• Experience with microservices and RESTful API design

• Knowledge of service and data integration patterns

• Familiarity with mobile platform backends is a plus

• Strong communication and collaboration skills

Nice to Have:

• Experience with CI/CD pipelines and cloud platforms (e.g., AWS, Azure)

• Understanding of mobile app architectures and API performance optimization