Backend Software Developer

About The Company LMI is a forward-thinking digital solutions provider dedicated to accelerating government impact through innovative technology and rapid deployment of mission-critical solutions. Headquartered in Tysons, Virginia, LMI specializes in delivering commercial-grade platforms and advanced artificial intelligence capabilities tailored for federal agencies. The organization invests heavily in developing prototypes and leveraging emerging technologies ahead of evolving needs, ensuring its clients stay ahead in complex operational environments. With a strategic focus on sectors such as defense, space, healthcare, and energy, LMI emphasizes agility, collaboration, and strategic partnerships to navigate the complexities of modern government missions. Its proven expertise in federal deployment, combined with a commitment to impactful results, positions LMI as a trusted partner in transforming government operations and outcomes. About The Role The Back End Software Developer position at LMI is a critical role supporting the enhancement and maintenance of the RAPTR platform, a sophisticated Modeling, Simulation, Prototyping, Wargaming, & Analysis environment. This role requires a highly skilled developer to design, develop, and optimize backend services that facilitate complex analytical workflows for analysts, data scientists, and engineers operating within the space domain. The successful candidate will translate analytical requirements into scalable backend capabilities, including APIs, data pipelines, and integration services, ensuring seamless interaction between modeling tools, data repositories, and visualization interfaces. This role offers an opportunity to work at the intersection of software engineering and analytical problem-solving, contributing to mission-critical operations that support national security and space domain analysis. Candidates should be comfortable working in fast-paced, evolving environments and may have the flexibility to work remotely or on-site in Colorado Springs, Colorado. Qualifications Bachelor's degree in Computer Science, Computer Engineering, or a related technical field5-10 years of experience in backend software development, demonstrating senior-level proficiencyProficiency in programming languages such as Python, Java, or Node.jsExperience designing and implementing RESTful APIs and service-oriented architecturesExperience with relational databases (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB)Background in building or supporting data-intensive applications or analytical platformsFamiliarity with backend frameworks such as Django, Flask, or Spring FrameworkStrong understanding of software design principles, performance optimization, and scalable system architectureExperience with version control systems like GitAbility to adapt in fast-paced, dynamic environments with loosely defined requirementsExcellent communication and collaboration skills Preferred qualifications include experience supporting modeling & simulation platforms, familiarity with cloud services like AWS or Azure, expertise in data pipelines and ETL processes, exposure to space or defense systems, experience with containerization tools like Docker, and active TS/SCI clearance with willingness to obtain a CI Polygraph. Responsibilities Develop and maintain backend services and application logic to support modeling, simulation, and analytical workflows within RAPTRTranslate analytical and data science needs into functional software features, including data ingestion, scenario configuration, and results managementDesign and implement APIs and service layers enabling interaction between the platform, analytical tools, and external systemsBuild and manage data pipelines and storage solutions to support large-scale analytical runs and scenario outputsOptimize performance and ensure scalability for handling high-volume simulation dataCollaborate with trade space analysts, data scientists, and systems engineers to align backend capabilities with analytical objectivesIntegrate backend services with front-end interfaces and visualization tools for seamless user experienceImplement security best practices to safeguard sensitive and mission-critical dataParticipate in code reviews, testing, and debugging to maintain high-quality, reliable softwareSupport integration efforts with engineering artifacts such as CONOPs, system architectures, interfaces, and data models Benefits Competitive salary range: $101,144 - $174,591Comprehensive health, dental, and vision insurance plansRetirement savings plans with employer contributionsPaid time off and holidaysFlexible work arrangements, including remote options for qualified candidatesOpportunities for professional development and continuous learningWork in a collaborative environment with cutting-edge technologies and mission-driven projects Equal Opportunity LMI is an Equal Opportunity Employer committed to fostering an inclusive workplace. We provide equal employment opportunities regardless of race, color, religion, sex, sexual orientation, gender identity, national origin, pregnancy, disability, age, protected veteran status, citizenship, genetic information, or any other characteristic protected by law. We actively recruit, hire, train, and promote individuals without discrimination. Applicants requiring assistance with the application process are encouraged to contact us. We value diversity and are dedicated to creating a workplace where all employees can thrive.