New offer - be the first one to apply!

January 1, 2026

Java Developer & GraphQL

Mid • Remote

$120 - $160/

Warsaw, Poland , +4

Requirements

  • Experience in Java programming.

  • REST API and GraphQL design.

  • Data modeling in NoSQL databases.

  • Experience with data streaming.

  • Experience with Spring Boot, Spring Batch, Spring Cloud.

  • Hands-on experience with authentication and authorization.


Responsibilities

  • Design and develop Java applications according to business requirements.

  • Create and maintain REST APIs and GraphQL.

  • Model and manage data in NoSQL databases.

  • Integrate with streaming systems (Kafka) and manage data flows.

  • Implement security and access control mechanisms.