Gray Tier Technologies

Full Stack Developer

Full-Time in Washington, DC, US - Senior

Full Stack Developer

Gray Tier is looking for a Full Stack Developer with expertise in C# and a current TS/SCI Clearance for a new opportunity providing IT support to the National Security Council. Our program provides development, maintenance, and sustainment support for critical applications and capabilities.

Primary Responsibilities

  • Responsible for the overall specialized application development C# support and maintenance of the Packages Application.
  • Provide day-to-day operational support activities as well as strategic planning initiatives involving SharePoint sites and content.
  • Maintain the existing and future integrated systems to include custom and third-party applications
  • Serve as the Tier 2 technical support resource within the IT department
  • Act as the SME for related projects and assess/implement new capabilities as needed throughout the organization.
  • Integrate with the knowledge management teams within DISA and partner agencies.

Basic Qualifications

  • Position requires an active TS/SCI. Candidate will also go through NSC supplemental Clearance process.
  • BA/BS in Computer Science or equivalent and 12+ years of directly relevant experience. Additional experience may be considered in lieu of a degree.
  • 10+ years of experience developing responsive web applications
  • 3+ years’ experience developing software in an Agile, team-based environment
  • 3+ years’ experience developing in SharePoint, 1+ years within SharePoint 2019.
  • Strong understanding of OOP concepts and design patterns
  • Expertise with C#, JavaScript, TypeScript, CSS, and HTML
  • Experience building single page applications (SPA) and progressive web apps (PWA)
  • Experience building RESTful web services using Web API
  • Experience working with PostgreSQL, or other relational databases
  • Troubleshooting and problem-solving skills, with the use of debuggers
  • DoD 8570 IAT II Certification - Security+ CE Certification

Preferred Qualifications

  • Experience working with and troubleshooting Mission Critical applications in an Operations environment
  • Experience with SAFe Agile of other Agile SW development methodologies
  • Experience with Subversion/JIRA
  • Experience with code repository, (i.e. GIT/SVN)
  • Experience working in Cloud architecture and/or application transitions to the Cloud