freehire launches on Product Hunt on 26 August.

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Java Backend Developer

Summary

Builds and maintains Java-based backend services for a financial client, focusing on high-volume data processing with Kafka and adhering to strict coding standards.

Location: Warsaw, Poland
Work Model: Hybrid (1-2 days per month in the Warsaw office)
Start Date: ASAP / up to 30 days notice period

Responsibilities

  • Develop and implement software enhancements.

  • Prepare and maintain development environments.

  • Create and modify databases.

  • Design and execute unit and integration tests.

  • Ensure solutions comply with system architecture and coding standards.

  • Perform code reviews and quality assurance activities.

  • Prepare releases, configurations, and deployment documentation.

Requirements

  • 5+ years of experience in software development.

  • Strong Java development skills.

  • Experience with high-volume, real-time data processing systems.

  • Hands-on experience with Apache Kafka.

  • Experience in the banking or financial sector.

  • Understanding of software testing and system integration.

Nice to have:

  • Knowledge of Java Swing (Full Stack profile).

What We Offer

  • Hybrid work model.

  • Medicover private healthcare.

  • Multisport card.

  • Access to an e-learning platform.

  • Group life insurance.

See also