Full-Stack Developer (Java EE, Quarkus, Angular)

Join Rublon Services, a trusted partner in consulting, custom software development, and cloud solutions for enterprise clients across automotive, energy, and telecom sectors. We are building powerful internal and customer-facing web applications that enable operational excellence for our partners. We are looking for a long-term Full-Stack Developer (Java EE, Angular) who will help design, develop, and support mission-critical custom software solutions for a leading German automotive manufacturer and other international clients. How You’ll Work • Location: 100% remote or from our offices in Krakow or Zielona Góra, Poland • Technology Stack: Java 17/21, Java EE, Quarkus 3, Angular 19, AI/LLM, Hibernate, PostgreSQL, Oracle, Docker, Terraform, Ansible, Elasticsearch, AWS, Unix • Team: 7 Developers, 1 Tech Lead, 1 Project Manager • Languages: Polish/English for internal communication; English for documentation and code comments • Equipment & Development: Company-managed laptop, access to online training courses, and sponsored certifications • Benefits for Employees: access to private medical care and MultiSport card What You’ll Do As a Full-Stack Developer, you will contribute to developing and maintaining intranet and enterprise applications that support client operational goals: • Collaborate with stakeholders to analyze requirements and design technical concepts • Implement robust backend and frontend functionality using Java EE and Angular frameworks • Ensure high code quality through reviews and automated testing • Build and integrate development and integration tests • Apply classic and agile project management methodologies to deliver features according to user stories and performance requirements • Provide third-level support and assist with production issue resolution Skills You Have • Proven experience in Java software development, ideally with Java EE, EJB, JPA, Hibernate, Glassfish or similar technologies • Frontend development experience with Angular (version 7 or newer) • Experience with Oracle or PostgreSQL databases • Solid understanding of software architecture principles • Effective communication skills and ability to collaborate with clients and team members • Good command of English (B2 or better) Nice To Haves • Familiarity with technologies such as Elasticsearch, Jenkins, Payara, Quarkus, or OpenShift Cloud • Knowledge of DevOps and CI/CD practices • Understanding of web application security principles • Experience with Linux system administration • Prior success working in distributed or remote development teams • Knowledge of German (B1 or better) Why Apply • Work with experienced developers in a collaborative environment focused on quality and craftsmanship • Engage in meaningful software projects supporting international clients • Opportunities for professional development and continuous learning Steps After You Apply • You will be invited to an initial online meeting with our recruiter • A small technical assignment will be provided and subsequently discussed with a technical lead • Pending successful evaluation, you’ll be invited to a final interview and potential offer