Front End Software Developer (React.js, Angular.js)

About The Role

The Front End Software Developer at LMI will play a critical role in designing and implementing sophisticated user interfaces and visualization tools for the RAPTR platform, which supports modeling, simulation, prototyping, wargaming, and analysis activities. This position requires a highly skilled developer who can transform complex analytical outputs into intuitive, high-performance visualizations that enable analysts, data scientists, and decision-makers to explore and interpret data effectively. The role involves collaborating closely with multidisciplinary teams to develop scalable, modular front-end architectures that can evolve into standalone analytical applications.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related technical field
• 5-10 years of professional experience in front-end software development
• Proficiency in modern JavaScript frameworks such as React, Angular, or Vue.js
• Strong skills in JavaScript, HTML, and CSS
• Experience building data-driven user interfaces and dashboards
• Familiarity with data visualization libraries such as D3.js, Chart.js, or similar
• Experience integrating front-end applications with RESTful APIs
• Solid understanding of UI/UX principles and responsive design
• Ability to adapt in fast-paced, evolving environments with loosely defined requirements
• Excellent communication and collaboration skills
• Active TS/SCI clearance or eligibility to obtain one
• Willingness to obtain a CI Polygraph if not already held

Responsibilities

• Design and develop user interfaces and dashboards that facilitate exploration of modeling, simulation, and trade study results
• Translate complex analytical outputs into clear, interactive visualizations including charts, maps, timelines, and comparative views
• Collaborate with analysts, data scientists, and backend developers to ensure accurate and effective data presentation
• Build and maintain scalable, reusable front-end components and frameworks
• Implement interactive features allowing users to filter, compare, and analyze various scenarios and architectures
• Ensure high performance and responsiveness when handling large or complex datasets
• Contribute to the design of user workflows that align with how analysts and decision-makers operate
• Support integration of front-end components with backend APIs and services
• Apply best practices in UI/UX design, accessibility standards, and maintainability
• Aid in the development of modular UI architecture supporting potential standalone analytical applications

Benefits

• Competitive salary within the range of $101,144 to $174,591
• Salaried position with high fringe benefits
• Full-time employment with opportunities for career growth
• Potential for remote work, with on-site support in Colorado Springs preferred
• Comprehensive health, dental, and vision insurance options
• Retail plan options
• Paid time off and holidays
• Professional development and training opportunities
• Work in a mission-driven environment supporting national security and space initiatives