• You will be responsible for developing and evolving critical systems, with a focus on scalability, performance and quality. • You will work in a dynamic, collaborative environment, actively participating in technical decisions and solution design that directly impact the business. • Your role will be to ensure the robustness and efficiency of backend architectures, supporting the team in adopting engineering best practices.

• Further development of our highly successful 3D/BIM CAD system STRAKON • Development of new features within a complex software environment • Maintenance of the existing codebase

• Diseñar, implementar y escalar diversas soluciones, enfocándote en escribir código pulido y fácil de entender. • Utilizarás Ruby como lenguaje de desarrollo o lenguajes OO en el server side. • Seguirás las mejores prácticas, participarás en code reviews y contribuirás a la arquitectura compartiendo e implementando tus mejores ideas. • Trabajarás estrechamente con especialistas (QA, Product Owners) para asegurar la calidad del software. • Aplicarás las mejores prácticas de desarrollo seguro (como OWASP Top 10), asegurarás el manejo seguro de datos sensibles y colaborarás con los equipos de Security y DevOps para implementar controles automatizados en el CI/CD.

Role Description - Design, develop and maintain backend services and APIs using Java - Build scalable, secure and high-performance backend architectures - Integrate internal and external systems via RESTful APIs and messaging services - Collaborate closely with Frontend, Product Management, DevOps and Architecture teams - Write clean, testable and maintainable code following best practices - Participate in code reviews, technical discussions and architectural planning - Work in an agile environment (Scrum/Kanban) Qualifications - Several years of hands-on experience as Backend Developer / Java Developer - Strong expertise in Java (Java 11+), incl. Spring or Spring Boot - Solid knowledge in: - REST APIs / microservices - Relational and/or NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB) - Build & dependency management tools (Maven, Gradle) - Version control (Git) - Experience with: - CI/CD pipelines (e.g., GitLab CI, Jenkins) - Cloud environments (AWS, Azure, or similar) — a plus - Container technologies (Docker, Kubernetes) — nice to have - Strong problem-solving skills, structured way of working, ownership mindset - Good English skills for international collaboration Requirements - Location: Hungary, (remote and occasional travel to Budapest or Budaörs) - Workload: Full-time - Language: English (Hungarian a plus) - Start: ASAP - Duration: B2B, 6 months (option of extension) - The candidate has to reside in Hungary