Developer C# / .NET as Freelancer (all genders)

About

Experienced Developer C# / .NET needed to contribute to the development of modern, reliable, and scalable web applications in the FinTech sector as a freelancer.

Requirements

• Strong professional experience with C# and the .NET ecosystem
• Strong experience with .NET 8+ and ASP.NET Core
• Solid experience with Entity Framework Core and ADO.NET
• Proven experience designing and building RESTful APIs
• Strong knowledge of SQL Server, relational database design, and query optimization
• Experience with Microsoft Azure and cloud-based application architectures
• Good command of English

Responsibilities

• Develop clean, maintainable, testable, and reusable C# code
• Design, develop, and maintain backend applications and services using .NET 8+, ASP.NET Core, and Entity Framework Core
• Design and implement RESTful APIs
• Work with SQL Server, including data modelling, query optimization, and performance tuning
• Implement automated unit and integration tests
• Collaborate using Git-based workflows and participate in code reviews