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November 4, 2026

Java Developer

Senior • On-site

18,000 - 22,500 PLN/yr

Warsaw, Poland

Quick Facts

  • Role: Java Developer

Description

Java Developer role requiring ~5 years of Java development experience with Java 8+ and expertise in REST APIs, Spring/Spring Boot, ORM (JPA/Hibernate), and relational databases. You will build efficient, scalable, and stable software, help design and implement new tested functionality, and support production diagnostics and performance optimization.

Responsibilities

  • Develop efficient, scalable, stable software

  • Participate in designing and implementing new functionality covered by tests

  • Support diagnosis of issues and optimize production system performance

  • Actively share knowledge within the team

Requirements

  • ~5 years experience as a Java developer

  • Java 8+ knowledge

  • Experience with JPA or ORM frameworks (e.g., Hibernate)

  • Experience with relational databases (MySQL, PostgreSQL, MS SQL, Oracle)

  • Experience with Maven/Gradle

  • Experience with REST API

  • Knowledge of Spring and Spring Boot

  • Knowledge of unit testing libraries (e.g., JUnit, Mockito)

Benefits

Not specified in the provided posting.

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