Senior.NET Core Developer (C# / EF / MS SQL)

Confidential · United States

Salary: $50,000 - 130,000 per year Requirements:

• Bachelors degree in Computer Science, Software Engineering, or a similar discipline
• Extensive professional experience in developing web applications utilizing .NET Core
• Proven skills in:
• - C#
• - .NET Core
• - Entity Framework
• - Microsoft SQL Server
• Direct experience with applications operating in a production environment
• Strong understanding of backend architecture and web application framework
• Capability to operate independently with little oversight

• Design, develop, and sustain production-ready web applications using .NET Core and C#
• Create and enhance data access layers leveraging Entity Framework
• Architect, optimize, and maintain databases in Microsoft SQL Server
• Collaborate with existing systems to enhance performance, scalability, and upkeep
• Engage in architectural and technical decision-making processes
• Take ownership of backend functionalities from conception to deployment
• Work closely with frontend, QA, and product groups

• Architect
• Backend
• C#
• Frontend
• SQL
• Web
• ASP.NET
• Azure
• Cloud

More:

We are seeking a highly skilled Senior .NET Core Developer with a proven history of building and managing real-world, production web applications. This full-time role can be performed remotely, hybrid, or on-site in Miami, FL. Our ideal candidate possesses considerable hands-on knowledge of .NET Core, backend architecture, and data-intensive systems. We strive for collaboration and innovation within our team, and we offer competitive compensation ranging from $50,000 to $130,000 annually.

last updated 39 week of 2026