Mission-Critical Rust Software Engineer

NPAworldwide; Reston (VA); On-site; USD 125,000 - 175,000; Full time

Job summary

NPAworldwide in Reston, VA is seeking a mid-level Rust Software Engineer to help build high-performance software for simulation, optimization, and decision support in mission-focused environments. You will work in a large production Rust codebase alongside researchers and engineers, turning complex algorithms into reliable software across backend, databases, and frontend components.

Ideal candidates hold a BS in a technical field, have 3+ years of experience, and are proficient with Rust, Axum,

Qualifications

• 3+ years of professional software engineering experience.
• Strong experience developing production-grade Rust software.
• Experience with backend services and async programming (Axum/Tokio).

Responsibilities

• Develop and maintain production software in a large Rust codebase.
• Design and optimize performance-sensitive algorithms and workloads.
• Build backend services using Axum and Tokio.
• Integrate software with databases, frontend apps, APIs, and infrastructure.
• Collaborate with researchers, engineers, and end users to translate complex concepts into practical software.
• Evolve research-driven capabilities into scalable production systems.

Skills

Rust

Asynchronous programming

Backend services

Education

Bachelor's degree in CS/math/physics/related

Tools

Axum

Tokio

Job description

NPAworldwide in Reston, VA is seeking a mid-level Rust Software Engineer to help build high-performance software for simulation, optimization, and decision support in mission-focused environments. You will work in a large production Rust codebase alongside researchers and engineers, turning complex algorithms into reliable software across backend, databases, and frontend components.

Ideal candidates hold a BS in a technical field, have 3+ years of experience, and are proficient with Rust, Axum,