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November 3, 2026
Java Developer
Mid • On-site
14,000 - 20,000 PLN/yr
Warsaw, Poland
Quick Facts
Role: Java Developer
Description
You’ll build and maintain Java applications, design and implement new functionality, optimize performance, and run code reviews. You’ll document your code, ensure it meets quality standards, and collaborate with others involved in the project.
Responsibilities
Build and maintain applications
Design and implement new features
Optimize existing applications and ensure appropriate performance
Perform code reviews
Document code
Maintain code quality and compliance with internal standards
Work with other project stakeholders
Requirements
Minimum 3 years of Java programming experience
Ability to make architectural decisions and own them
Spring Boot knowledge
SQL knowledge (PostgreSQL, MySQL)
Experience with Maven, Gradle, Git, Kubernetes
Experience working with Linux
Strong communication skills for teamwork
English sufficient for technical documentation
Fast learning
Open to AI tools that support programming, with a critical approach to results
Benefits
Work on unique, proprietary data assets with real market scale
Direct influence on the product core through evolution of what already works
Flexible hybrid work model from Warsaw
Short recruitment process
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