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# Fullstack / Backend Software Engineer (.NET) - Full-time

- **Company:** Viewlicity GmbH
- **Location:** Hamburg, Germany
- **Contract:** Permanent contract
- **Skills:** ASP.NET, .NET Framework, Application Programming Interfaces (APIs), User Authentication, Microsoft Azure, Cloud Computing, Databases, Relational Databases, Entity Framework, Microsoft SQL Server, OAuth, Software Architecture, Openid Connect, Application Data, Software Deployment, Software Engineering, Real Time Systems, Asp.net Web Api, Backend, Information Technology, Restful APIs, Web Api
- **Published:** September 28, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=4169f13fb7dcae49

## About the Role

We are looking for a motivated Fullstack / Backend Software Engineer (.NET) (m/f/d) to join our software development team in Hamburg full-time. If you enjoy building scalable backend systems, designing clean APIs, and contributing to reliable sports technology, this role is for you!, · A degree in Computer Science, Software Engineering, or a related field - or equivalent practical experience

· Strong experience with C# and .NET development

· Hands-on experience with ASP.NET Web API and/or ASP.NET Core Web API

· Good knowledge of Microsoft SQL Server and relational database concepts

· Practical experience with Entity Framework and/or Entity Framework Core

· Good understanding of REST API design, backend architecture, and server-side application development

· Understanding of authentication and authorization concepts, ideally including OAuth 2.0, OpenID Connect

· Proficiency in English (German is a plus but not required)

Optional qualifications

· Experience working with cloud platforms, ideally Microsoft Azure

· Experience with CI/CD pipelines and software deployment

· Experience with Unity or other client-side technologies

· Experience working with sports technology, AR/MR, or real-time applications

· A knowledge of and interest in golf

## Description

· Design, develop, and maintain scalable backend applications and services using C# and .NET

· Develop and maintain ASP.NET Web API and ASP.NET Core Web API services

· Design clean, reliable, and well-structured REST APIs for our applications

· Work with Entity Framework / Entity Framework Core and Microsoft SQL Server to model and manage application data

· Deploy and maintain backend services and help keep them running reliably in production.

· Investigate and resolve backend, API, database, and production issues

· Work closely with the rest of the development team to turn product requirements into practical technical solutions, * A full-time role focused on scalable backend and fullstack development within a cutting-edge software company

 * Work closely with an international, highly skilled development team on real-world software products
 * Opportunities to learn from experienced developers, take ownership, and grow your technical expertise
 * A young, international team with an open and collaborative atmosphere
 * Occasional after-work activities and team events that help us stay connected beyond day-to-day work
 * Flexible working arrangements and a collaborative team culture
 * The opportunity to directly contribute to software used by top coaches and athletes worldwide
 * An open communication and feedback culture with flat hierarchies
 * A professional hardware setup incl. laptop and all necessary tools