Senior Backend Developer (REF5664G)

As Hungary’s most attractive employer in 2025 (according to Randstad’s representative survey), Deutsche Telekom IT Solutions is a subsidiary of the Deutsche Telekom Group. The company provides a wide portfolio of IT and telecommunications services with more than 5300 employees. We have hundreds of large customers, corporations in Germany and in other European countries. DT-ITS recieved the Best in Educational Cooperation award from HIPA in 2019, acknowledged as the Most Ethical Multinational Company in 2019. The company continuously develops its four sites in Budapest, Debrecen, Pécs and Szeged and is looking for skilled IT professionals to join its team. The application Digital construction support „Digitale Baubegleitung” is becoming the central platform for digitization of construction sites for fiber-rollout in Germany. Among other things, it enables the collection of data on newly constructed cable routes using compatible measurement systems, including the creation of photos and 3D models of the trenches. In the long term, the web application for visualizing collected data and ensuring quality control forms the basis for the automation of documentation, billing, and AI-supported analysis. This results in added value in the form of transparent visibility of the construction progress of individual projects, as well as detailed documentation of construction quality through daily scans of open trenches. We are actively seeking a skilled Backend Developer with strong experience in Node.js with Docker and SQL knowledge to support the application of Digital Construction (Digitale Baubegleitung) which will become the central platform for digitization of construction sites for fiber-rollout in Germany. What is waiting for you? Design and implement backend services and APIs Develop new features together with Product Owner and Architects Optimize performance, scalability and security Write unit and integration tests Review merge requests and ensure coding standards Troubl