Senior UI Developer, .NET C#/AWS/SQL

. Play a critical part in ensuring Gainwell is meeting our clients’ objectives in important areas.

Posted 4/28/2026full-timeRemote • Oklahoma • 🇺🇸 United StatesSenior💰 $80,000 - $100,000 per yearWebsite

Tools & technologies

ASP.NETAWSLinuxMS SQL Server.NETSQLUnix

Key responsibilities & impact

Play a critical part in ensuring Gainwell is meeting our clients’ objectives in important areas.
Performs change order coding and research
Codes, tests, debugs, implements, and documents programs.
Assists in the modification of company products and/or customer/internal systems to meet the needs of the client and/or end-user.
Gathers information from the system, analyzes program and time requirements, and prepares documentation to change existing programs.
Research and analysis of existing systems and program requirements, under periodic supervision.
Designs programs for projects or enhancements to existing programs.
Writes specifications for programs of low to moderate complexity.
Assists in resolving production support problems.
Develop and suggest alternative approaches to resolving problems.
Develop test plans to verify logic of new or modified programs.
Identifies issues as appropriate.
Creates appropriate documentation in work assignments such as program code, and technical documentation.
Conducts quality assurance activities such as peer reviews.

What you’ll need

6+ years of applications, web and user interface (UI) development and programming experience with ASP.NET C#
AWS
Microsoft SQL Server, with ability to troubleshoot data issues and write/execute data transformation scripts
Working with third-party software integration through various interface engines
Web application hosting in Microsoft IIS, web APIs, and troubleshooting API-based applications
Developing and/or supporting web applications
Previous batch UNIX/LINUX/C experience is highly desired
Healthcare and/or Medicaid systems experience is highly desired

Comp & perks

ATS Keywords

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Hard Skills & Tools

ASP.NETC#AWSMicrosoft SQL Serverdata transformation scriptsweb application hostingMicrosoft IISweb APIsUNIXLINUX

Soft Skills

problem solvinganalytical skillsdocumentationquality assurancecommunication