# Full Stack .NET Developer (ASP.NET Modernization Project)

> Smart Apartment Data · Belgrade, Serbia (Remote) · Full-time · Posted 2026-06-10

**Salary:** USD 30,000–36,000

**Workplace:** remote

## Description

**Overview**  

Join a fast-growing U.S. technology company and help modernize a legacy ASP.NET application.

We are looking for a Mid-Level Full Stack .NET Developer to migrate and modernize an existing ASP.NET 4.8 application into ASP.NET Core MVC. This role involves both front-end and back-end development, with a strong focus on code quality, maintainability, and application modernization.

**Project**  

-   Modernize an existing ASP.NET 4.8 application
-   Migrate legacy functionality to ASP.NET Core MVC
-   Rebuild and improve existing user interfaces
-   Develop and maintain application features across the full stack
-   Work with databases and application integrations
-   Improve application performance and maintainability

## Requirements

We are looking for someone who:

-   Is fluent in English
-   Has 3+ years of professional .NET development experience
-   Has experience with ASP.NET and ASP.NET MVC
-   Has experience with ASP.NET Core MVC
-   Has experience working on legacy application modernization or migration projects
-   Has strong knowledge of C#, HTML, CSS, and JavaScript
-   Can work independently and solve technical challenges
-   Understands software architecture and best practices

**Nice to Have**

-   Experience migrating applications from ASP.NET Framework to ASP.NET Core
-   Experience improving legacy codebases
-   Experience with SQL Server
-   Experience with Git and modern development workflows

## Benefits

We offer:

-   Fully remote work
-   $3000 USD/month
-   Long-term opportunity
-   Modernization-focused project
-   Collaborative and supportive team environment

## Apply

[Apply at Smart Apartment Data](https://apply.workable.com/smart-apartment-data/j/28705B529A/apply)

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