Application Developer Jobs in the United States

Job Description

Ashburn Consulting is seeking an expert-level applications developer to support the Montgomery County Department of Health and Human Services Applications Team. The resource will develop, modernize, enhance, maintain, and document .NET-based business applications and legacy systems slated for replacement or upgrade. Work includes process and workflow applications supporting direct purchase orders, contract management, HR tracking, and contract actions.

Qualifications

Key responsibilities

· Design, develop, modernize, enhance, and maintain production .NET web applications and Web APIs.

· Support MVC-based applications using Clean Architecture principles and maintain legacy solutions during modernization.

· Administer, code against, integrate, and report from Microsoft SQL Server and Oracle databases.

· Map, cleanse, migrate, and validate data between disparate systems and Microsoft SQL Server.

· Translate stakeholder enhancement requests into functional requirements, system designs, tested code, and production-ready implementations.

· Integrate applications with Single Sign-On and Microsoft Entra ID.

· Use approved AI tools, including Microsoft Copilot where applicable, safely and in accordance with organizational policies.

· Build and publish deployment packages across development, test, and production environments.

· Apply responsive UI/UX practices and deliver interfaces meeting at least WCAG 2.1 AA accessibility requirements.

· Work side-by-side with County staff and an assigned project manager; provide project metrics, active knowledge transfer, business-process documentation, release documentation, and maintainable code.

Master of Science degree in computer science, information systems, software engineering, or another computer-related field.

Mandatory Qualifications

-At least seven (7) years developing modern .NET web applications and Web APIs.

-At least seven (7) years maintaining .NET web applications using MVC and Clean Architecture.

-At least seven (7) years of Microsoft SQL Server and Oracle database administration, coding, integration, and reporting experience.

-At least seven (7) years applying responsive-design principles and UI/UX best practices, including accessible interfaces meeting WCAG 2.1 AA.

-Demonstrated hands-on proficiency with VB.NET, C#, Blazor, React, .NET, HTML, and SQL.

-Demonstrated data mapping and migration experience involving disparate database systems and Microsoft SQL Server.

-Demonstrated requirements engineering from user request through design and production implementation.

-Experience integrating applications with SSO and Microsoft Entra ID (Azure AD).

-Experience safely using AI development tools, such as Microsoft Copilot, within organizational policies.

-Experience creating and publishing .NET deployment packages through DEV, TEST, and PROD environments.

-Experience collaborating within a structured project environment under an assigned project manager.

-Ability and willingness to produce thorough technical, release, and business-process documentation.

Additional Information

Ashburn Consulting is an Equal Opportunity Affirmative Action Employer.
In compliance with the American with Disabilities Act Amendments Act (ADAAA), if you have a disability and would like to request and accommodation in order to apply for a position with Ashburn Consulting, please e-mail [email protected].”