Senior Java Developer - Freelancer - Remote

Overview

We are a technology company that started its journey in 2008, specializing in innovative fintech solutions.

In Short

• Rewrite existing system components from C++ to Java (primarily backend).
• Analyze existing C++ codebase for accurate migration.
• Maintain high code quality and compliance with established architecture.
• Collaborate with developers, analysts, testers, and the solution architect.
• Participate in daily stand-ups, code reviews, and team ceremonies.
• Propose improvements to implementation and architecture.
• 3+ years of professional experience in Java development.
• Strong knowledge of Java 8+ and the Spring ecosystem.
• Experience with complex monolithic or distributed systems.
• Commitment to clean code principles and refactoring.

Requirements

• Ability to read and analyze existing code in other technologies.
• Solid understanding of relational databases.
• Proficiency with Git and build tools.
• Good communication and teamwork skills.
• Minimum C1 level in Polish language.

Benefits

• Opportunity to work on innovative fintech projects.
• Flexible working hours.
• Remote work.
• Collaborative team environment.
• Continuous learning and development opportunities.