Senior .NET/SQL Full-Stack Developer

JobDiva, Inc.; Des Moines (IA); On-site; USD 90,000 - 130,000; Full time

Job summary

Creative Solutions Services, LLC in Des Moines, IA (Remote) seeks a Senior .NET/SQL Full-Stack Developer to support enterprise applications across multiple programs. You will handle the full stack from UI to databases, troubleshoot production issues, and modernize legacy systems.

The role requires strong C#, ASP.NET Core, and SQL Server expertise, plus experience with REST/SOAP APIs, SSRS reporting, and Azure DevOps. Remote-friendly with a long-term engagement and production support expectations.

Qualifications

• Bachelor's degree or equivalent professional experience.
• 5+ years of full-stack .NET development experience.
• Strong C#, .NET Framework, and ASP.NET Core skills.
• Advanced SQL Server knowledge: design, stored procedures, optimization, performance tuning.
• Experience creating and supporting SSRS reports.
• Experience building REST and/or SOAP APIs.
• Experience with Azure DevOps pipelines and deployments.
• Familiarity with accessibility WCAG 2.1 AA standards.

Responsibilities

• Develop, maintain, and optimize enterprise applications using C# and ASP.NET/.NET technologies.
• Design and implement backend services, APIs, and middleware integrations.
• Create and troubleshoot SSRS reports and SQL Server databases.
• Collaborate with stakeholders to deliver secure, accessible solutions.
• Manage deployments, CI/CD, and source control using Azure DevOps.
• Modernize legacy systems and reduce technical debt.
• Provide production support and issue resolution across multiple environments.

Skills

C#

.NET

ASP.NET Core

SQL Server

SSRS

REST/SOAP APIs

Azure DevOps

Accessibility WCAG 2.1 AA

Middleware Integrations

HTML/CSS/JS

Education

Bachelor's degree in Computer Science or related field

Tools

Azure DevOps

Job description

Title: Senior .NET/SQL Full-Stack Developer

Location: Des Moines, IA (Remote)

Duration: 8+ Months

Interview type: Either Web Cam or In Person Interview

Job Description

• 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.

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.

Required Experience

• Full-stack .NET development
• SQL Server development and optimization
• SSRS reporting
• Backend service and API development
• Middleware/integration development
• Azure DevOps
• Production support and troubleshooting
• Highly Desired
• Accessibility experience
• Government or healthcare experience
• Legacy application support and modernization
• Nice to Have
• Angular
• AWS
• GitHub

Ideal Candidate

• 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.

Primary Skill Set:

• C# | .NET | ASP.NET Core | SQL Server | SSRS | REST/SOAP APIs | Middleware Integrations | Azure DevOps | Accessibility
• Position Focus: Full Stack Development, SQL Server, SSRS Reporting, Middleware Integrations, Application Support, and Legacy System Modernization.

Required/Desired Skills:

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