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Full-Stack Engineer

LMI

$109,986 - $189,154
Dec 3, 2025
Tysons, VA, US
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LMI is seeking a Full-Stack Engineer to build cloud-native orchestration, compute, and scalability for the RAPTR platform and its modeling and simulation engine, RSIM, to help solve the U.S. government’s toughest mission and operational challenges.

Requirements

  • Minimum 2-years’ experience with Python development with web frameworks
  • Minimum 2-years’ experience working with Object Oriented Programming (OOP) and Service Oriented Architecture
  • Experience planning, analyzing, designing, implementing, testing, and maintaining software applications for an enterprise level system.
  • Experience using industry guidelines and best practices for developing software including Git, Agile methodologies, CI/CD, and automated deployments.
  • Knowledge of Node.js and javascript programming language
  • Knowledge of Postgres
  • Experience integrating machine learning and analytical tools

Responsibilities

  • Architect and Refine Backend Systems: Take the lead in developing and updating the backend code for diverse Python-based applications, ensuring high performance and scalability.
  • Craft and Deploy Python Code: Write, design, and implement robust, clean Python code that drives our applications forward.
  • Ensure Code Quality: Develop and conduct unit tests for product components, maintaining a commitment to quality and reliability.
  • Collaborative Development: Work closely with our software development team using GitLab to enhance collaboration and streamline workflows.
  • Code Excellence: Write original code and refine existing codebases, ensuring all developments meet rigorous program requirements.
  • Detail-Oriented Practices: Apply a methodical approach to documenting and testing your code, ensuring flawless functionality.

Other

  • This is a 100% remote role with quarterly travel for in person team planning and collaboration events.
  • This position requires the ability to obtain a Secret clearance. You must be a U.S. citizen.
  • Strategic Stakeholder Engagement: Regularly meet with internal managers and external customers to discuss software challenges and collaboratively devise innovative solutions.
  • Adaptive Work Style: Thrive in a flexible work environment, whether you’re driving initiatives independently or as an integral part of our team.
  • Excellent verbal and written communication skills