Backend Developer – Cloud, Java

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October 23

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career.io

WebsiteLinkedInAll Job Openings

Enterprise • SaaS

career. io is a company focused on providing cutting-edge IT solutions, leveraging a blend of German precision, Japanese ethics, and Lithuanian talent. The company aims to drive innovation in IT consultancy and solutions, serving a wide range of industries while nurturing and expanding its talent pool. Career. io values the importance of talent development and plans to significantly grow its workforce, focusing on delivering strategic IT services and fostering innovation in the digital landscape.

51 - 200 employees

🏢 Enterprise

☁️ SaaS

📋 Description

• Develop and maintain backend services using Payara 6 (Jakarta EE), Quarkus, and REST APIs. • Participate in the design and implementation of microservices to replace and modernize monolithic applications. • Work with Kafka (Confluent) for messaging and asynchronous data processing. • Integrate and manage data persistence in Oracle (SQL, PL/SQL) and PostgreSQL databases. • Build and deploy services in AWS , using services such as Fargate, CloudWatch, VPC, Route53, Secrets Manager, Lambda, and RDS. • Containerize and orchestrate applications using Docker, Kubernetes, ArgoCD, and Helm. • Apply CI/CD practices through GitHub Actions, ensure code quality with SonarQube, and follow GitFlow processes. • Write automated tests using JUnit and Mockito to ensure reliability and maintainability. • Collaborate with other teams, participate in sprint ceremonies, and contribute to technical refinements and discussions.

🎯 Requirements

• 4–6 years of experience in backend software development using Java/Jakarta EE. • Experience in microservices-based systems and modern DevOps environments. • Familiarity with large-scale enterprise systems and cloud-native solutions. • Technical Skills: Java / Jakarta EE / Payara 6 / Quarkus • Kafka (Confluent) • Oracle (SQL, PL/SQL), PostgreSQL • AWS (Fargate, CloudWatch, VPC, Route53, SecretsManager, Lambda, RDS) • Kubernetes, Docker, Docker Compose, ArgoCD, Helm • Git, GitFlow, GitHub Actions, JUnit, Mockito, SonarQube • Strong understanding of transactional processing, caching, and containerized architectures. • Soft Skills: Independent, reliable, and proactive working style. • Strong communication skills and collaboration mindset. • Fluent in English (German a plus).

🏖️ 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.