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Senior .NET/SQL Developer

MSYS Inc.United States🇺🇸United StatesPosted 15 Sept 2026

Why This Role Stands Out

You'll have the opportunity to significantly impact mission-critical applications within a long-term, stable project, honing your full-stack .NET and SQL development skills. This remote role is perfect for an experienced developer who thrives on troubleshooting, enhancing, and modernizing enterprise-level solutions. Apply now to join a reputable company and contribute to vital public sector programs.

Quick Overview

Seniority
Mid Senior
Work mode
Hybrid
Location
United States
Posted
20 hours ago
SASSSOAPSQLSQL ServerAWSAngularAzureC#CSS.NETASP.NETHTMLJavaScriptREST

Job Description

Title:Senior .NET/SQL Developer
Location:Remote
Length:Long term
Restriction: w2 or c2c
 
 
 
 
Description:

***Mode of Interview :- WebCam Interview *** Very long term project (Initial PO till for 1 year -  expect to go for 3+ years) ***Remote***

Job Description:-

Position Overview:-

The client is seeking a Senior Full Stack .NET Developer to support, maintain, and enhance mission-critical applications used across child welfare, healthcare, income maintenance, and other statewide programs. This is a hands-on development role responsible for supporting applications across the full technology stack, including front-end components, middleware integrations, backend services, SQL Server databases, and SSRS reporting.

 The ideal candidate will be comfortable working in existing enterprise applications, troubleshooting production issues, implementing enhancements, and modernizing legacy solutions. Candidates should have strong .NET development experience, advanced SQL Server skills, and the ability to work across multiple layers of an application.

The ideal candidate is a senior hands-on developer who can support an application from database through user interface. They should be comfortable writing SQL, modifying SSRS reports, enhancing .NET business logic, troubleshooting integrations, supporting production systems, and delivering enhancements within mature enterprise applications.

Key Responsibilities:-

  • Develop, enhance, and support enterprise applications using C# and ASP.NET/.NET technologies.
  • Design, build, and maintain backend services, APIs, and middleware integrations.
  • Create, modify, and troubleshoot SSRS reports supporting business operations.
  • Design, optimize, and maintain SQL Server databases, stored procedures, and queries.
  • Analyze and resolve complex production issues across multiple applications and environments.
  • Support front-end application updates and enhancements as needed.
  • Modernize legacy applications and reduce technical debt.
  • Manage source control, deployments, and CI/CD processes using Azure DevOps.
  • Ensure applications meet established accessibility requirements and compliance standards.
  • Collaborate with business stakeholders, analysts, QA teams, and technical staff to deliver reliable and secure solutions.

Required Qualifications:-

  • Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent professional experience.
  • 5+ years of experience developing applications using:
    • C#
    • .NET Framework
    • ASP.NET / ASP.NET Core
  • Advanced SQL Server experience, including:
    • Database design
    • Stored procedures
    • Query optimization
    • Performance tuning
  • Experience creating and supporting SSRS reports.
  • Experience developing and consuming REST and/or SOAP services.
  • Experience working with Azure DevOps.
  • Experience supporting enterprise production applications.
  • Experience working across multiple layers of an application, including front end, middleware, and backend services.
  • Knowledge of accessibility standards and accessibility remediation practices.

Preferred Qualifications:-

  • Experience supporting government, healthcare, or HHS systems.
  • Experience maintaining and modernizing legacy applications.
  • Experience with HTML, CSS, and JavaScript.
  • Experience with Angular.
  • Experience with GitHub.
  • Experience with AWS services.
  • Accessibility certification or formal accessibility training.

Position Focus:- Full Stack Development, SQL Server, SSRS Reporting, Middleware Integrations, Application Support, and Legacy System Modernization.

Primary Skill Set :- C# | .NET | ASP.NET Core | SQL Server | SSRS | REST/SOAP APIs | Middleware Integrations | Azure DevOps | Accessibility

Required Skills:-

  • Bachelor’s degree in Computer Science, Information Technology, or related field. Required
  • Experience with C#, .NET, and ASP.NET. Required 5 Years
  • Expert-level proficiency in SQL Server and performance optimization Required 5 Years
  • Experience developing and consuming RESTful or SOAP APIs. Required 5 Years
  • Demonstrated experience with Azure DevOps for project management and pipelines. Required 5 Years
  • Strong knowledge of WCAG 2.1 AA accessibility standards. Required 5 Years
  • Experience working within HHS or a comparable state or federal health agency. Highly desired
  • Experience with DOM processes and state IT frameworks. Highly desired
  • Background in UX design. Highly desired
  • Proficiency with HTML, CSS, SASS. Required 5 Years
  • Advanced knowledge of the .NET ecosystem. Highly desired
  • Experience using AWS services Required 5 Years
  • Familiarity with USWDS design standards Highly desired
  • Experience with GitHub or Angular. Required 5 Years

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