Aleto Inc. is seeking a skilled Senior Web Developer for a remote position supporting our government client in Washington, DC. This role focuses on developing and maintaining dynamic web applications using PHP, Angular, and .NET. As part of a collaborative team, you will design and implement new features, ensuring optimal performance and scalability of web applications. Key responsibilities include writing clean, maintainable code, ensuring the technical feasibility of UI/UX designs, troubleshooting issues, and enhancing legacy systems for compatibility with browsers like Microsoft Edge and Chrome. Additionally, you will prepare test data, maintain technical documentation, and may be required to provide after-hours support for software releases. We're looking for a motivated, detail-oriented team player with strong analytical and interpersonal skills to contribute to our federal government client's full life-cycle development and maintenance of IT solutions. The ideal candidate will have substantial hands-on experience in web-based application and database development, using C#, ASP.NET, .NET Core 5+, Angular, TypeScript, HTML5, CSS 3.0, JavaScript, jQuery, and Bootstrap. Experience in UI design and enhancements using Web Forms, JavaScript, jQuery, CSS, and editors like VSCode/Visual Studio.Net is preferred. Proficiency with cloud platforms (AWS/Azure), Docker/containerization, and building large-scale applications is a plus. Knowledge of handling JSON responses and excellent oral and written communication skills are preferred. Previous experience supporting federal consulting engagements is also preferred.