We are looking for a Mid/Senior Java Developer to join a long-term telecom project. The role involves designing and developing scalable backend solutions, working with microservices architecture, and ensuring high-performance systems. The ideal candidate has strong experience in Java development, solution design, REST APIs, and modern delivery practices such as CI/CD, Docker, Kubernetes, and DevOps. ### Key Responsibilities: - Design and develop scalable backend solutions using Java. - Work with microservices architecture and contribute to technical solution design. - Build, maintain, and optimize REST APIs and backend systems. - Support delivery through CI/CD pipelines and modern engineering practices. - Work with containerized environments using Docker and Kubernetes. - Apply software security principles and development best practices. - Collaborate with team members and stakeholders in a long-term project setup. ### Must-Have Requirements: - Proven experience in Java development with a strong technical background. - Expertise in solution design and microservices architecture. - Hands-on experience building and optimizing REST APIs and backend systems. - Familiarity with CI/CD pipelines, Docker, and Kubernetes. - Knowledge of DevOps practices and related tools. - Solid understanding of software security principles and best practices. - Strong problem-solving and analytical skills. - Collaborative, team-oriented mindset. - Lithuanian citizenship required. - Fluent Lithuanian. - English B2+, written and spoken. ### Nice to Have: - Experience working on telecom projects.