{"schemaVersion":"jobsearcher.job.v1","id":"5a8121dd03911b0f91da57ff","url":"https://jobsearcher.com/jobs/5a8121dd03911b0f91da57ff","canonicalUrl":"https://jobsearcher.com/jobs/5a8121dd03911b0f91da57ff","title":"Full Stack .NET Developer","description":"Legacy Application Migration DeveloperYou will work on a small team to migrate legacy applications developed in classic ASP (ActiveX),.NET Framework, and T-SQL to full stack ASP.NET Core applications. We need a developer that can pull business logic from a code base written in VB6, classic asp, and T-SQL. Then work with business owners to ensure the rules still apply or make any necessary changes. In any given day you might be asked to upgrade T-SQL scripts, migrate dynamic SQL built in VB6 to a stored procedure, write Web API REST services, build web pages with Razor Pages/MVC, debug an ELT job, document a process. We also have Oracle databases and APEX, which is Oracle's rapid development framework. Integration work with Oracle/APEX is possible. A good understanding of PL/SQL and APEX is a plus.Responsibilities and Duties• Design and develop ASP.NET Core web applications using the .NET Core development stack. • Work within an older code base that has been maintained by many developers over many years. • Troubleshoot code using standard debugging tools like the Visual Studio debugger and the browser's dev tools to resolve application errors. • Use GIT source control management in a team environment. • Optimize large and complicated SQL scripts. • Collaborate and communicate effectively with business owners and team members. • Document existing and new application features.Job Requirements• Minimum 5 years of programming experience. • Proficient in programming languages such as VB6, VBScript, C#, T-SQL, and PL/SQL • Experienced in ASP.NET development (.NET Framework and .NET Core) with Entity Framework and/or ADO.NET . • Experienced with Visual Studio and SQL Management Studio development environments. • Solid understanding of design patterns and database normalization. • Proven experience with extract, transform, and load (ETL) processing and SQL Server tools such as Integration Services, BCP.exe, and T-SQL Bulk Load. • Working knowledge of scheduled jobs including SQL Agent and Windows Scheduled Tasks. • Experienced with GIT source control management. • Strong understanding of browser side development including HTML, CSS, JavaScript • Familiar with JavaScript libraries for building user interface such as jQuery and React • Oracle APEX and PL/SQL experience is a plus. • Bachelor's degree in computer science, other related degrees, or equivalent application development experience.","company":"Kasmo Global","rawCompany":"kasmo global","city":"Ashburn","state":"VA","isRemote":false,"isActive":false,"createdAt":"2026-08-25T05:38:26.692Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Full Stack .NET Developer","description":"Legacy Application Migration DeveloperYou will work on a small team to migrate legacy applications developed in classic ASP (ActiveX),.NET Framework, and T-SQL to full stack ASP.NET Core applications. We need a developer that can pull business logic from a code base written in VB6, classic asp, and T-SQL. Then work with business owners to ensure the rules still apply or make any necessary changes. In any given day you might be asked to upgrade T-SQL scripts, migrate dynamic SQL built in VB6 to a stored procedure, write Web API REST services, build web pages with Razor Pages/MVC, debug an ELT job, document a process. We also have Oracle databases and APEX, which is Oracle's rapid development framework. Integration work with Oracle/APEX is possible. A good understanding of PL/SQL and APEX is a plus.Responsibilities and Duties• Design and develop ASP.NET Core web applications using the .NET Core development stack. • Work within an older code base that has been maintained by many developers over many years. • Troubleshoot code using standard debugging tools like the Visual Studio debugger and the browser's dev tools to resolve application errors. • Use GIT source control management in a team environment. • Optimize large and complicated SQL scripts. • Collaborate and communicate effectively with business owners and team members. • Document existing and new application features.Job Requirements• Minimum 5 years of programming experience. • Proficient in programming languages such as VB6, VBScript, C#, T-SQL, and PL/SQL • Experienced in ASP.NET development (.NET Framework and .NET Core) with Entity Framework and/or ADO.NET . • Experienced with Visual Studio and SQL Management Studio development environments. • Solid understanding of design patterns and database normalization. • Proven experience with extract, transform, and load (ETL) processing and SQL Server tools such as Integration Services, BCP.exe, and T-SQL Bulk Load. • Working knowledge of scheduled jobs including SQL Agent and Windows Scheduled Tasks. • Experienced with GIT source control management. • Strong understanding of browser side development including HTML, CSS, JavaScript • Familiar with JavaScript libraries for building user interface such as jQuery and React • Oracle APEX and PL/SQL experience is a plus. • Bachelor's degree in computer science, other related degrees, or equivalent application development experience.","datePosted":"2026-08-25T05:38:26.692Z","dateModified":"2026-08-25T05:38:26.692Z","hiringOrganization":{"@type":"Organization","name":"Kasmo Global","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Ashburn","addressRegion":"VA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"5a8121dd03911b0f91da57ff"},"url":"https://jobsearcher.com/jobs/5a8121dd03911b0f91da57ff"}}