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If you are interested in this position: Download the skills matrix using the button below and fill it out. Email us and attach the completed skills form and your most recent resume at: jobs@iodatasphere.com . Please include ' 10100WI Skills Form ' and your name in the subject line. Client Name: Wisconsin Department of Workforce Development (DWD) Requisition: 144985 Location: Madison, WI (Mostly remote) Duration: 1 year Due Date: 08/08/2025 C2C Possible: Yes. Rate range is $65 to $70 C2C. We can also do W2. Interview Method: Web-based with Camera On NOTE: Candidates must be CURRENT WI residents. No relocation allowed. Preference given to candidates in Madison and surrounding communities. This position will work mostly remote within WI but may require onsite work at Madison, WI headquarters GEF-1 location upon client request, including consecutive weekdays or extended periods, without reimbursement for travel, lodging, or parking. Client can modify this arrangement with reasonable notice. We accept H1b, H4, TN, and other valid work visas for IT. We cannot accept OPT or CPT visas at this time. Description: Our client seeks a Sr. .NET Web Developer to drive development and support of a modernization project. This role involves working on self-directed project teams for a high-priority development effort. Tasks include: Application design and development Integration with third-party internal and external systems Migration of database technology from Oracle to Azure SQL and data conversion Building and maintaining cloud environments Analysis of legacy code and requirements Documentation, unit testing, and cross-testing best practices Knowledge, Skills, and Abilities Required: Excellent communication skills Strong analytical and problem-solving skills Skills Required 2+ years as lead developer in large application projects, preferably involving modernization and UX redesign using material design libraries like MudBlazor 2+ years with ASP.NET Core v6-8 1+ year experience with Azure SQL 1 year experience with GitHub, CI/CD pipelines Experience in web services, system integrations, OLTP, technical writing, and documentation 8+ years in web and client-server application development Experience evaluating programming languages, design tools, and applications 5+ years in change management and structured analysis/design Experience with SQL Server, .NET, requirements documentation, testing, Azure Cloud development, GitHub, Agile methodologies, LINQ/Entity Framework, and government IT services Additional experience with project management, data modeling, MVVM, Active Directory, Oracle SQL tuning, ASP.NET, VB.NET, and security requirements #J-18808-Ljbffr