Required Qualifications

• Bachelor's degree in Computer Science or related field
• 10+ years of hands‑on experience in Java backend development and API architecture
• Proven expertise in designing APIs and creating architectural artifacts (gap analysis, LLDs, data models)
• Strong skills in Spring Boot, microservices, application security & authentication
• Solid understanding of Linux, networking, storage, and load‑balancing
• Expertise in JVM tuning and diagnostic tools for performance optimization
• Hands‑on experience with Docker, Kubernetes, and service mesh technologies
• Proficiency with monitoring/observability tools (AppDynamics, Splunk, Jaeger, Kiali, OpenTelemetry)
• Familiarity with cloud infrastructure (VPC, IAM, firewall) and DevOps practices
• Expert‑level SQL coding abilities
• Excellent English communication skills (written and verbal)

Nice to Have

• Experience in the payments domain
• Scrum certification
• UI/UX design experience in Java applications

What We Offer

• Fully remote work with monthly trips to the client's office in Kraków
• Flexible employment terms (UoP or B2B)
• Training budget and professional development opportunities
• Collaboration with seasoned architects and specialist teams
• Modern tools and technologies in a dynamic environment
• Healthcare and Multisport benefits
• Group insurance