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

Join Halcyon Labs 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