Java developer Praca w Poland

About the Company Our client is an international technology company delivering advanced software solutions for clients from various industries. The organization focuses on building long-term partnerships, well-structured development teams, and high-quality systems based on modern technologies. The company offers a collaborative work environment that supports knowledge sharing, continuous learning, and professional growth. Responsibilities Software development using Java and modern backend technologies Designing and implementing solutions based on PostgreSQL , including JSONB structures Developing and maintaining RESTful services using Spring Boot , Spring Web , and Spring Security Creating and maintaining API documentation using OpenAPI and Swagger Implementing and managing task scheduling mechanisms (e.g. Quartz) Integrating external systems via REST APIs and JSON Actively participating in project work, including code reviews and technical discussions Ensuring high code quality, performance, and maintainability Requirements Commercial experience as a Java Developer Participation in at least two software development projects Strong knowledge of Java and the Spring Boot ecosystem Experience with PostgreSQL databases, including JSONB Practical experience in building REST APIs Familiarity with Spring Security Experience with OpenAPI / Swagger documentation Knowledge of scheduling solutions (e.g. Quartz) Experience in system integrations using REST and JSON Good communication skills and team-oriented mindset What the Company Offers Long-term cooperation within stable and well-organized projects Work with modern technologies and scalable backend systems Supportive, collaborative development environment Knowledge sharing and opportunities for continuous learning Flexible work arrangements supporting work-life balance Real influence on technical decisions and delivered solutions Ready to Apply? If you are a Java Developer looking to work on well-designed systems using modern backend technologies in a collaborative engineering environment, we encourage you to apply and join the team.