Expert Java Engineer

What will you do? Join a team building and operating high-performance, highly available distributed systems for the financial sector. You will design and develop scalable backend services, work with modern cloud-native technologies, and contribute to the full software development lifecycle, from architecture and implementation to deployment and production support. We offer Hybrid work in one of our client's office (Kraków) 8 days a month Working in a highly experienced and dedicated team Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.) Online training and certifications Access to e‑learning platform Social events Daily tasks: - Design and develop high-performance Java Services - Build scalable microservices and distributed dystems - Create and maintain REST APIs - Optimize application performance and reliability - Implement CI/CD pipelines and DevSecOps practices - Work with SQL and NoSQL databases - Deploy and operate applications on Kubernetes - Process large volumes of data in distributed environments - Collaborate with cross-functional engineering teams - Contribute to architecture and technical design decisions - Ensure security, maintainability, and scalability standards - Support production systems and resolve complex technica ilissues 5+ years of hands-on experience in Java backend development Experience building microservices, REST APIs, and distributed systems Experience developing high-performance, scalable, and highly available applications Experience with SQL, NoSQL, and large-scale data processing platforms Experience with Kubernetes, GKE, and cloud platforms, preferably GCP Experience with CI/CD, DevSecOps, and modern software engineering practices Strong understanding of system design, reliability, and maintainability Experience working in Agile teams within complex enterprise environments Must have: Java, Microservices, REST API, SQL, NoSQL, Kubernetes, GKE, GCP, CI/CD, DevOps