• Design, develop, and maintain Java-based microservices using modern frameworks (e.g., Spring) • Build and manage containerized applications using Docker or equivalent technologies • Design, develop, and maintain a large-scale enterprise React application • Write high-quality unit and integration tests using JUnit and Jest • Support system integration, testing, and validation prior to operational release • Assist with cyber hardening to ensure software meets required security and compliance standards • Develop and maintain internal tools that support product development and delivery • Collaborate closely with cross-functional teammates to solve complex technical problems • Continuously improve code quality, performance, and maintainability • Take ownership and deliver results in fast-moving, mission-driven environments