Do you want to design scalable backend systems and build powerful APIs that drive modern digital platforms? Then you're the perfect fit for our team – working with German corporate clients and global B2B market leaders Versátil working environment: Hybrid or in one of our beautiful offices in Mainz, Ludwigsburg or Barcelona
Agile organization: And of course: modern hardware, well‐equipped tool landscape, company pension scheme, further training budget, in‐house training, company events, drinks flat rate and good coffee
Design and development of scalable backend systems and services using Java and Spring Boot
Building and maintaining REST and GraphQL APIs for modern web applications and digital platforms
Integration of external systems, databases and third‐party services
Ensuring high performance,



security and reliability of backend services
Close collaboration with frontend developers, DevOps, UX/UI design and project management in agile environments (Scrum/Kanban)
Continuous improvement of code quality, architecture and development processes
5+ years of professional experience as a backend developer with Java and Spring Boot
~ Strong experience in designing and developing RESTful and/or GraphQL APIs
~ Good understanding of software architecture, clean code principles and backend design patterns
~ Very good written and spoken German or English skills

📌 Desarrolladores Frontend Y Backend (Cataluña)
🏢 United Digital Group
📍 Cataluña