Engineer - Backend with Security Clearance

Backend Engineer Hybrid schedule: Alexandria, VA Active Secret Clearance Nationwide IT Services, NIS, is seeking an Engineer-Backend for a potential opportunity. In this position, the Backend Engineer will: * Design and develop Spring Boot microservices (Java 21) that expose RESTful APIs to frontend consumers. * Decouple and break down monolithic designs into domain-driven services (e.g., breaking a massive "User" module into distinct Identity, Profile, and Authorization services). * Implement …