.NET Software Developer (m / f / d)

Optimus Search; Düsseldorf; Vor Ort; EUR 55.000 - 75.000; Vollzeit

Zusammenfassung

A med-tech company in Düsseldorf is looking for a .NET Software Developer with expertise in Blazor to enhance their web applications for medical data management. Candidates should have at least 2 years of experience in web development, alongside strong skills in C# and ASP.NET Core. Proficiency in German (C1 minimum) is required. This role involves building user interfaces, collaborating with backend teams, and influencing UI/UX design, all within a quality-driven environment.

Qualifikationen

• 2+ years of professional experience in web development, ideally with recent focus on Blazor or Razor-based technologies.
• Strong experience with C#, ASP.NET Core, and modern frontend engineering in the .NET ecosystem.
• Strong communication skills in German (C1 minimum).

Aufgaben

• Take ownership of the frontend architecture for user interfaces using Blazor.
• Collaborate with backend developers for integration with .NET APIs.
• Develop features across web applications used in medical research.
• Help shape the UI / UX design working with product teams and designers.
• Drive quality through code reviews and maintainability.
• Stay updated with .NET and frontend tech, sharing knowledge.

Kenntnisse

Blazor

C#

ASP.NET Core

HTML5

CSS3

JavaScript

SQL Server

Agile

Tools

Git

Azure DevOps

Entity Framework Core

Jobbeschreibung

Über uns

About usOptimus Search has partnered exclusively with an established med‑tech company based in Wesel, renowned for their revolutionary work in patent and clinical medical data management. Their mission is to simplify how critical healthcare data is accessed, structured, and shared – enabling hospitals, researchers, and regulators to make faster, safer, and more data‑driven decisions.

As part of their ongoing investment in digital platforms, they’re now seeking a .MNET Software Developer with deep expertise in Blazor to help evolve the user interface for their next‑generation web applications.

Tasks

• Take ownership of the frontend architecture, with a focus on building responsive, intuitive user interfaces using Blazor.
• Collaborate with backend developers to ensure clean integration with .NET APIs, data layers, and application services.
• Develop new features and workflows across web applications used in critical medical research and data governance environments.
• Help shape the UI / UX design direction, working closely with product teams and designers.
• Drive quality and maintainability through code reviews, component reusability, and adherence to clean architecture principles.
• Stay up to date with the latest in .NET and frontend technologies, sharing knowledge with the team and advocating best practices.

Your Tech Environment :

• Frontend : Blazor (Server + WASM), Razor, HTML5, CSS3, JavaScript, WebAssembly.
• Backend : ASP.NET Core, C#, REST APIs.
• Tooling & Workflow : Git, Azure DevOps, CI / CD, Agile / Scrum.
• Data : SQL Server, Entity Framework Core.
• Architecture : Modular, secure, performance‑critical.

Profile

• 2+ years of professional experience in web development, ideally with recent focus on Blazor or Razor‑based technologies.
• Strong experience with C#, ASP.NET Core, and modern frontend engineering in the .NET ecosystem.
• Familiarity with medical, healthtech, or regulated environments is a plus – but not essential.
• Strong communication skills in German (C1 minimum).