Developer Jobs in Dusseldorf

Support tasks in onsite support in the areas of Windows client, printer and network and telecommunications. Carrying out individual project assignments. Bug fixes and troubleshooting. Implementing security updates and other upgrades.

Responsibility for planning, designing and implementing a high-performance and reliable data center network for our 1&1 5G ORAN network. Management and coordination of external service providers and suppliers. Ensuring observability and monitoring...

Design, development and implementation of complex software solutions. Architectural planning and technical conception of applications. Optimization of existing systems and introduction of new technologies. Close cooperation with specialist departments...

Development and maintenance of backend systems with Java (version 5 and 8) as well as integration of database queries using Microsoft SQL Server. Frontend-oriented development with JavaScript to implement user interfaces and dynamic functions....

Installation and maintenance of IT systems and networks. User support (1st/2nd level) in German and English. Documentation and maintenance of the system landscape. Collaboration on IT projects.

Goal-oriented management of subordinate managers and employees with optimization and monitoring of work processes. Responsibility for IT operations, ensuring the availability and performance of IT services. Strategic infrastructure planning taking into...

You are responsible for the technical development of customer processes, our CRM system (Konzeptum K7) and its documentation. As the interface between the call center, technical service providers and internal departments at net.D, you coordinate...

Analysis of customer requirements and development of suitable solutions. Preparation of cost calculations for complex network services. Responsibility and creation for the solution design and its technical and economic feasibility. Regular coordination...

Development and maintenance of software solutions using Java (version 5 and 8) and JavaScript (ES5/ES6). Administration and optimization of databases, especially Microsoft MSSQL. Collaboration with interdisciplinary teams to implement CI/CD processes....

Driving the company forward responsibly with technological know-how. Responsibility for IT systems in the Classic Life division with a focus on calculation applications and the proVI mathematics systems. Derivation of technical requirements from legal...

Join us for an interesting and varied training program to become an IT specialist with a focus on system integration in the growing tourism market. During your training, you will focus on the areas of responsibility of the IT department (user support,...

Supporting the service delivery team in introducing, testing and implementing the overall process for an organizational change at the profit center level. Advanced knowledge of SAP CO (Cost Center Accounting, Profit Center Accounting), intermediate...

You will be jointly responsible for the configuration, support and expansion of the server system landscape at our headquarters. Ensuring smooth and functional operation of applications and IT systems. Administration, configuration and maintenance of...

After training, you will be responsible for the development, modification and maintenance of modern, technically sophisticated, web-based customer-oriented applications in the back end, as well as integration solutions for our Enterprise IXM platform...

Conception, implementation and further development of data backup for approximately 28,000 employees at more than 150 locations. Configuring backup jobs in an automated environment. Configuration management (e.g. RPM packages, Puppet modules, Ansible...