Backend Integration & Platform Application Engineer

Booz Allen Hamilton•Washington, DC

1d•Remote

About The Position

As a Backend and Platform Application Engineer, you’ll develop backend services that enable enterprise Digital Twin and Modeling & Simulation platforms. You’ll focus on orchestration, integration, and runtime behavior—connecting visualization engines, simulation tools, identity systems, and data services. You’ll work closely with Unity developers, platform engineers, and data teams to ensure clean service boundaries, predictable runtime behavior, and secure system operation. Build the services that power intelligent digital systems. Join us. The world can’t wait.

Requirements

5+ years of experience with backend application development
Experience integrating third-party platforms and APIs
Experience designing event-driven or service-oriented architectures
Experience building secure, maintainable backend services
Ability to solve system-level problems
Ability to obtain a Secret clearance
Bachelor’s degree

Nice To Haves

Experience with Python, FastAPI, C#, .NET, or similar frameworks
Experience with REST and event-driven integration patterns
Experience with messaging or event systems, such as Kafka, RabbitMQ, or equivalent
Experience integrating backend services with Unity-based applications
Experience with secure service design in regulated environments

Responsibilities

Develop backend services that enable enterprise Digital Twin and Modeling & Simulation platforms.
Focus on orchestration, integration, and runtime behavior.
Connect visualization engines, simulation tools, identity systems, and data services.
Work closely with Unity developers, platform engineers, and data teams to ensure clean service boundaries, predictable runtime behavior, and secure system operation.