Description We are offering a new opportunity for an ASP.NET Developer (Fullstack) in the manufacturing industry, based in City of Industry, California. The chosen candidate will be expected to develop and maintain a series of web applications, as well as collaborate with a cross-functional team to deliver seamless user experiences. Responsibilities: • Construct, refine, and sustain web applications utilizing technologies such as .NET 9, C#, ASP.NET, MVC, and Blazor. • Design and execute user interfaces with Telerik UI for Blazor, Kendo UI for jQuery, HTML5, and jQuery to provide engaging and responsive web experiences. • Formulate and develop RESTful APIs, services, and server-side logic to support the functionality of web applications. • Build and enhance SQL Server databases, scripting complex T-SQL queries in stored procedures and functions for data access and analysis. • Collaborate with various teams to integrate different systems and tools, delivering seamless user experiences. • Ensure code quality by writing clean, maintainable, and well-documented code that adheres to best practices and coding standards. • Identify potential bottlenecks, debug, and optimize application performance for scalability and reliability. • Conduct unit testing, integration testing, and debug software bugs to ensure application quality and functionality. • Work closely with designers, product managers, and fellow developers in an Agile environment to deliver high-quality software on schedule. Knowledge in DevOps and Git is a must. Requirements • A minimum of 5 years of experience in ASP.NET Development (Fullstack) within the manufacturing industry • Proficiency in Agile Scrum methodology and API Development • Strong experience with ASP.NET, T-SQL - Transact-SQL, Blazor, and .NET • Proven expertise in C Sharp Programming (C#) and ASP.NET MVC Framework • Familiarity with Kendo UI, jQuery, jQuery Bootstrap, and Telerik • Experience with RESTful SOAP and Java API for RESTful Web Services • Proficiency in Azure DevOps, GitHub, Docker, and Kubernetes • Strong knowledge of HTML5 and various Front-End Frameworks • Experience in Backend Development • Ability to effectively debug issues, code, and applications • Experience with Deburring is a plus. Technology Doesn't Change the World, People Do.® Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles. Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app (https://www.roberthalf.com/us/en/mobile-app) and get 1-tap apply, notifications of AI-matched jobs, and much more. All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit roberthalf.gobenefits.net for more information. © 2025 Robert Half. An Equal Opportunity Employer. M/F/Disability/Veterans. By clicking “Apply Now,” you’re agreeing to Robert Half’s Terms of Use (https://www.roberthalf.com/us/en/terms) .