Senior Java Developer

2 hours ago

Kraków, PolandSenior

Responsibilities

Design, develop, and maintain Java applications focused on scalable microservices.
Contribute to architectural decisions using design patterns and engineering best practices.
Build solutions meeting performance, reliability, security, and maintainability standards.
Collaborate with architects, QA, DevOps, and business stakeholders throughout the development lifecycle.
Participate in code reviews and troubleshoot complex production issues.
Enhance and support CI/CD pipelines for development and deployment.
Drive continuous process improvements and demonstrate ownership, accountability, and leadership.

5+ years of hands-on experience with Java 17+ in enterprise environments.
Strong expertise with Spring, Spring Boot, REST API development, and backend services.
Proficiency in microservices architecture, object-oriented design, and clean-code principles.
Solid ORM-framework and SQL skills, including query optimization.
Familiarity with CI/CD, DevOps practices, and SDLC best practices.
Experience with unit, integration, and automated testing using JUnit and Mockito.
Experience using Git and modern branching strategies.
Understanding of secure coding principles and experience with security scanning tools.
Familiarity with logging, metrics, monitoring, tracing, and production support practices.
Strong ownership and accountability for delivering high-quality solutions.

Hybrid Kraków work model with 3 days per week in the office, or 2 office days for a parent of a child up to 4 years old.
Culture Celebration Day and 1 Community Service Day in addition to standard paid vacation.
Private medical care and life insurance.
Employee Assistance Program with confidential counseling for employees and families.
Professional training and qualification support.
Wellbeing Program and Online Social Fund benefit platform.
Social, sport, and integration events.
Onboarding Program for new hires.

Git JavaJUnitSpring BootSQL

5,001-10,000 employees