Senior Fullstack .NET Developer with SQL Server + Oracle

Location: Hybrid in Rockville, Maryland, United States

Compensation: $50.00–$100.00 per hour

Company

hirify.global delivers outsourced services and workforce solutions across North America, helping clients complete work efficiently while maintaining quality.

What you will do

• Develop, modernize, enhance, maintain, and document existing and legacy .NET applications and systems.
• Support DPO, contract management, HR tracking, and contract action workflows, including applications built with the HighGear low-code/no-code platform.
• Gather requirements and translate user enhancement requests into functional requirements, system designs, and production-ready implementations.
• Support data mapping and migration, project metrics, business-process documentation, knowledge transfer, and long-term solution maintainability.
• Collaborate with the assigned DHHS/County Project Manager and stakeholders throughout the project lifecycle.
• Publish .NET deployment packages across DEV, TEST, and PROD environments.

Requirements

• Master of Science degree in a computer-related field.
• At least 7 years of experience developing modern .NET web applications and Web APIs, plus at least 7 years maintaining .NET web applications using MVC and Clean Architecture.
• At least 7 years of Microsoft SQL Server and Oracle database administration, coding, integration, and reporting experience.
• Proficiency in VB.NET, C#, Blazor, React, .NET, HTML, and SQL.
• Expertise mapping and migrating data between disparate database systems and Microsoft SQL Server.
• Experience integrating applications with Single Sign-On and Microsoft Entra ID, formerly Azure AD.
• Experience using AI tools such as Microsoft Copilot safely, securely, and in compliance with organizational policies.
• At least 7 years applying responsive design principles and UI/UX best practices; delivered interfaces must achieve at least WCAG 2.1 AA accessibility compliance.
• No security clearance is required; all residency statuses are eligible to apply.

Culture & Benefits

• Long-term contract engagement with a hybrid work model.
• W-2 or C2C engagement is negotiable.
• Eligible employees may receive medical, dental, vision, spending-account, life-insurance, and voluntary-plan coverage.
• Eligible employees may participate in a 401(k) plan.