LightFeather is seeking a Senior Full-Stack Developer who will lead the development, maintenance, and enhancement of critical web applications and APIs for a federal agency’s national registry operations. This role requires expertise in .NET development, Drupal CMS, and API integration, as well as the ability to ensure Section 508 compliance and support mission-critical government web services.

This role provides the opportunity to work on high-impact web applications and APIs that serve the federal financial sector, ensuring secure, accessible, and scalable application solutions.

• Location: Remote with preference for Silver Spring, MD area candidates
• Job Type: Full Time
• Citizenship: U.S. Citizenship Required
• Clearance Requirement: Public Trust or higher preferred

REQUIRED QUALIFICATIONS

• U.S. Citizenship required.
• Public Trust clearance or ability to obtain.
• Minimum 5+ years of experience in full-stack development with strong focus on .NET and web technologies.
• Expert-level proficiency in C#, .NET Framework 4.8, PHP, JavaScript, and SQL.
• Strong experience with Drupal CMS, IIS configuration, HTML5, CSS3, and responsive web design.
• Proven experience with SOAP and REST API development, documentation, and integration.
• Understanding of Section 508 accessibility standards and federal web compliance requirements.

PREFERRED SKILLS

• Experience working with federal agencies or government web application projects.
• Knowledge of AWS services, Redis, and cloud-based application deployment.
• Familiarity with Python scripting and automation tools.
• Experience with MS Access integration and macro development.

KEY RESPONSIBILITIES

• Develop and maintain .NET applications using C# and .NET Framework 4.8 for registry and financial operations.
• Maintain and upgrade Drupal CMS, including potential re-platforming to Drupal 12.1.
• Maintain and enhance SOAP and REST APIs supporting state agency integrations and public registry access.
• Ensure Section 508 compliance across all web applications and implement accessibility best practices.
• Implement and maintain Login.gov integration with existing SQL authentication systems.
• Design and develop custom software solutions for registry data processing and financial tracking operations.
• Create and maintain API documentation, technical specifications, and development project plans.
• Apply secure coding practices and coordinate application security reviews with federal partners.
• Monitor and optimize application performance, troubleshoot issues, and implement enhancements.

This role provides the opportunity to work on high-impact web applications and APIs that serve the federal financial sector, ensuring secure, accessible, and scalable application solutions.

• Location: Remote with preference for Silver Spring, MD area candidates
• Job Type: Full Time
• Citizenship: U.S. Citizenship Required
• Clearance Requirement: Public Trust or higher preferre