Full-Stack Developer (Java EE, Angular) [DE]

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 Kraków 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