Senior Fullstack Engineer — Build Vehicle Platform

AUTOproff; Vejle kommune; On-site; DKK 900,000 - 1,100,000; Full time

Job summary

AutoProff seeks a Senior Fullstack Software Engineer for our Vejle office. You will work in a cross-functional team building a unified seller solution that powers how vehicles enter and move through our platform.

You’ll design, develop, and maintain backend, web frontend, and mobile components using .NET/C# with a focus on reliable, scalable code and production ownership. Embrace a culture of experimentation and continuous improvement.

Qualifications

• Strong hands-on experience building backend services with NET and C#.
• Solid knowledge of object-oriented programming and databases.
• Ability to troubleshoot and own software in production.
• Collaborative mindset with focus on continuous improvement and English fluency.

Responsibilities

• Design, develop, and maintain backend, frontend, and mobile components across the stack.
• Apply engineering best practices and design patterns to deliver reliable solutions.
• Drive ownership culture: you build it – you own it, and mentor teammates.
• Identify personal growth areas and contribute to team development.

Skills

Backend development

NET

C#

OO programming

Databases

Production ownership

English communication

Tools

React Native

Vue 3

TypeScript

AWS

RESTful APIs

Job description

AutoProff seeks a Senior Fullstack Software Engineer for our Vejle office. You will work in a cross-functional team building a unified seller solution that powers how vehicles enter and move through our platform.

You’ll design, develop, and maintain backend, web frontend, and mobile components using .NET/C# with a focus on reliable, scalable code and production ownership. Embrace a culture of experimentation and continuous improvement.