Design and implement scalable, high-availability backend services using Java 17 and Java 21 (with limited legacy Java 11 support).
Define and enforce best practices in software architecture, design patterns, and clean code principles.
Develop RESTful APIs and microservices-based solutions.
Write efficient SQL queries, manage indexing strategies, and optimize performance.
Integrate and manage Elasticsearch for advanced search and analytics use cases.
Manage builds and dependency lifecycles using Maven and Gradle.
Implement and maintain CI/CD pipelines using GitLab and GitLab CI.
Ensure code quality through automated testing, static code analysis, and code reviews.
Promote trunk-based development and DevOps best practices.
Containerize applications using Docker.
Deploy and manage services in Kubernetes clusters.
Work with Rancher for Kubernetes cluster management.
Contribute to architectural decisions for migration from on-premises infrastructure to Azure Cloud.
Design cloud-ready and cloud-native architectures.
Collaborate effectively with Angular frontend developers.
Write unit, integration, and end-to-end tests.
Drive continuous improvement and engineering excellence.

Requirements

3+ years of professional backend development experience.
Strong expertise in Java 17 and Java 21 (modern language features, concurrency, performance tuning); Legacy Java 11 support and migration strategies.
Solid experience with Maven and/or Gradle, PostgreSQL (schema design, indexing, query optimization), Elasticsearch.
Experience with Docker and Kubernetes, Rancher (or similar Kubernetes management tools).
Experience designing microservices architectures, strong understanding of REST API design principles.
Experience with cloud platforms (Azure preferred).
Understanding of container orchestration and infrastructure scaling.
Experience with automated testing frameworks.
Strong understanding of CI/CD best practices.
Strong analytical and problem-solving skills.
Excellent communication skills.
Experience working in Agile/Scrum environments.

Benefits

Learning opportunities with compensated certificates, learning lunches, and language lessons.
Chance to switch projects after one year.
Team building twice a year.
Office in Vilnius, Lithuania that offers themed lunches and a pet-friendly environment.
Remote work opportunities.
Flexible time off depending on a project.
Seasonal activities with colleagues.
Additional health insurance and loyalty days for Lithuanian residents.
Referral bonuses.
Recognition of important occasions of your life.

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

Java 17Java 21SQLElasticsearchMavenGradleDockerKubernetesRESTful APIsmicroservices

Soft Skills

analytical skillsproblem-solving skillscommunication skills