When hiring a .NET developer, key skills to look for include proficiency in C#, experience with ASP.NET, knowledge of MVC architecture, and familiarity with the .NET Core framework. Additionally, experience in front-end technologies like HTML, CSS, and JavaScript, as well as database management with SQL Server, is valuable. Soft skills like problem-solving, teamwork, and the ability to adapt to new technologies are also important. Conclusion: Hiring a skilled .NET developer involves assessing both technical and soft skills to ensure they can contribute effectively to your projects.