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.
Develop REST APIs and backend services while ensuring performance, reliability, security, and maintainability.
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 process improvements, mentor peers, and provide technical ownership and leadership.

At least 5 years of hands-on experience with Java 17 or newer in enterprise environments.
Strong expertise in Spring, Spring Boot, REST API development, and backend services.
Proficiency in microservices architecture, object-oriented design, clean code principles, and SQL query optimization.
Experience with Docker and Kubernetes.
Familiarity with CI/CD, DevOps practices, and messaging platforms such as Kafka.
Understanding of secure coding principles and experience with security scanning tools.
Familiarity with logging, metrics, monitoring, tracing, and production support practices.
Exposure to front-end technologies is advantageous.
Demonstrated ownership and leadership, including mentoring peers and driving technical decisions.

Hybrid work in Kraków, generally three days per week in the office, or two office days for a parent of a child up to four years old.
Culture Celebration Day and one 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, sporting, and integration events.
Onboarding Program for new hires.

5,001-10,000 employees