New offer - be the first one to apply!

December 24, 2025

Java Software Engineer

Mid • Remote

$21,840 - $26,544/

Warsaw, Poland , +4

Responsibilities

  • Design and develop scalable, versioned GraphQL APIs and backend services.

  • Own services end-to-end, from domain modeling and persistence to deployment and monitoring.

  • Ensure high code quality through automated testing and code reviews.

  • Improve performance and reliability of JVM-based applications.

  • Implement and maintain security standards and best practices.

  • Collaborate with Product, QA, and DevOps teams in an agile environment.

  • Support team growth through mentoring and contribution to technical standards.


Requirements

  • Strong experience with Java (11+) and Spring Boot ecosystem.

  • Hands-on experience with REST and GraphQL API design.

  • Knowledge of SQL and NoSQL databases and messaging systems (e.g. Kafka, RabbitMQ).

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

  • Familiarity with observability, testing, and security best practices.