Mid-Level Full Stack Engineer - TS/SCI Clearance

Castalia Systems in Washington, DC is seeking a Mid-Level Full Stack Software Engineer to develop, integrate, test, and maintain software capabilities from requirements through production delivery. You'll work across the technology stack and collaborate with engineers, architects, product owners, and mission stakeholders to translate requirements into reliable software solutions. You will build backend services and RESTful APIs, work with frontend frameworks like React/Angular, and participate