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

Rublon; Kraków; Hybrid; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Private medical care

MultiSport card

Job summary

Rublon Services is seeking a full-stack developer to design, develop, and support mission-critical software for enterprise clients, including a leading German automotive manufacturer. The role combines backend Java EE with frontend Angular development in a flexible work setup.

You will contribute to intranet and enterprise applications, collaborate with stakeholders, and ensure high-quality delivery with automated testing and DevOps practices. English communication is essential.

Qualifications

• Strong Java EE experience including Hibernate/JPA
• Angular frontend experience (v7+)
• Experience with Oracle or PostgreSQL databases
• Solid understanding of software architecture principles
• Good command of English (B2+)

Responsibilities

• Analyze requirements with stakeholders to design concepts
• Implement backend and frontend with Java EE and Angular
• Ensure code quality through reviews and automated tests
• Build and run development and integration tests
• Follow agile/project management practices to deliver features
• Provide production support and resolve issues

Skills

Java

Angular

Databases

Architecture

English

Tools

Elasticsearch

Jenkins

Payara

Quarkus

OpenShift

Job description

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