Principal Software Engineer

JOB TITLE: PRINCIPAL SOFTWARE ENGINEER JOB LOCATION: AURORA, CO WAGE RANGE*: 110.00-115.00 PER HOUR JOB NUMBER: RTXCJP00001706 JOB DESCRIPTION: Principal Software Engineer with experience building modern web applications using React and the backend services that support them. This role focuses on modernizing our front‐end architecture, implementing new React-based interfaces, and developing the underlying back-end infrastructure and web server functionality required for a responsive and scalable application. You will design and maintain server-side components that handle incoming requests, manage persistent client connections, and provide the data pipelines the front end depends on. This includes establishing the environment, tooling, and integration patterns necessary for a clean, maintainable React application. Responsibilities: Develop and maintain React-based front-end features and the back-end services that support them Build and configure web server components that handle client requests and application data flows Implement mechanisms for managing client connections and delivering responsive UI interactions Set up modern front-end tooling, build pipelines, and testing frameworks Ensure reliability, performance, security, and usability across the full stack Apply sound engineering practices throughout design, development, testing, and deployment Equal opportunity employer as to all protected groups, including protected veterans and individuals with disabilities * While an hourly range is posted for this position, an eventual hourly rate is determined by a comprehensive salary analysis which considers multiple factors including but not limited to: job-related knowledge, skills and qualifications, education and experience as compared to others in the organization doing substantially similar work, if applicable, and market and business considerations. Benefits offered include medical, dental and vision benefits; dependent care flexible spending account; 401(k) plan; voluntary life/short term disability/whole life/term life/accident and critical illness coverage; employee assistance program; sick leave in accordance with regulation. Benefits may be subject to generally applicable eligibility, waiting period, contribution, and other requirements and conditions. Benefits offered are in accordance with applicable federal, state, and local laws and subject to change at TCM's discretion.