Are you passionate about designing robust software and working on critical desktop solutions with high business impact? We’re looking for a Senior .NET Developer to join a mature and modular product team, contributing to the continuous evolution of a core desktop application.
This is a remote-first opportunity for professionals based in Argentina (ideally near Buenos Aires), with one in-office day per quarter. You’ll be directly hired as a contractor and compensated hourly.
What You’ll Do
● Design the architecture and structure of scalable .NET desktop applications
● Maintain and evolve existing applications with a focus on performance and security
● Collaborate with cross-functional teams to align technical solutions with business needs
● Analyze and work with large, modular codebases
● Apply SOLID principles and design patterns consistently
● Develop and maintain complex SQL Server procedures and queries
● Make independent technical decisions and document your work thoroughly
What We’re Looking For
● 5+ years of experience in desktop application development using .NET
● Strong knowledge of design patterns and SOLID principles
● Proven ability to navigate and improve large-scale modular codebases
● Advanced SQL skills (stored procedures, functions, views)
● Comfortable working autonomously with sound technical judgment
Tech Stack
● .NET Framework 4.6 / 4.8
● C# and/or VB.NET
● WinForms and WPF
● SQL Server
● Internal component/module integrations
Why Join?
● Work on a mission-critical product with functional maturity and high business value
● Real opportunities for professional growth and long-term collaboration
● Ongoing technical training and personalized development support
● A streamlined hiring process: 2 interviews (one with the technical partner, one with the final client)
● No English requirement
Type: Full-time | 6-month contract with possible extension
Let’s Get Started!
We are always looking for talented engineers to join our team.