To thrive as an ASP.NET Web Forms developer, you need a strong background in web application development, proficiency in C#, HTML, JavaScript, and thorough understanding of the ASP.NET Web Forms framework. Familiarity with Microsoft Visual Studio, SQL Server, and experience with web services or APIs are also highly valued, with certifications like Microsoft Certified: Web Applications Developer being a plus. Strong problem-solving skills, teamwork, and effective communication help you succeed in complex projects and coordinate with cross-functional teams. These abilities ensure the delivery of robust, user-friendly web applications that align with organizational objectives and user requirements.