Associate Software Engineer - Node.js / Go (Golang)

Description Concept Solutions, LLC (CS) is seeking an Associate Software Engineer – Node.js / Go (Golang) to support a mission-critical application modernization and sustainment program for a Department of War (DoW) customer. In this role, you will collaborate with experienced software engineers to develop, enhance, and maintain enterprise web applications that support critical federal operations. This is an excellent opportunity for an early-career developer to expand their technical expertise in Node.js, Go, and modern web technologies while contributing to a collaborative Agile development environment. Troubleshoot and resolve software defects in web applications using React front ends and Node.js and Go backend services under the guidance of senior engineers. Develop, execute, and maintain automated tests to improve application quality, functionality, and reliability. Participate in software patching, maintenance cycles, and application releases. Collaborate with senior engineers and development team members to support ongoing application modernization and sustainment activities. Transition into the team's on-call support rotation following onboarding and training. At least 1 year of backend software engineering experience using Node.js (JavaScript/TypeScript) or Go (Golang); At least 2 years of backend development experience using another strongly typed programming language, with demonstrated Node.js or Go projects. Experience with PostgreSQL databases. Active Secret security clearance. Location: Remote Schedule: Full-time, 40 hours per week, Monday through Friday, with core hours of 9:00 a.m. The team operates in two-week sprints, with a customer demonstration at the end of each sprint. Travel: 0–10%, within the Washington, DC metropolitan area. Candidates must be eligible to obtain and maintain a DoW security clearance. An active Secret clearance or higher is strongly preferred and may allow for an earlier start. We are the innovative and agile force behind strategic solutions that enhance organizational efficiency and safeguard our nation across Aerospace, Defense, and National Security sectors. For over 25 years, CS has been a trusted partner for the Federal Aviation Administration (FAA), Department of Homeland Security (DHS), Department of Justice (DOJ), Department of Defense (DoD) and other federal agencies delivering vital IT, security, and project management services. Over two decades of experience across over $300 million in contract awards supporting critical FAA programs Multiple contract vehicles providing opportunities across FAA, DoD, NOAA, and other Federal agencies We offer health, dental, vision and life insurance, as well as a comprehensive 401(k) plan with matching and immediate vesting. Concept Solutions is an Equal Opportunity Employer, and we value workplace diversity. We invite resumes from all interested parties and consider applicants for all positions without regard to race, color, religion, sex, national origin, age, marital status, sexual preference, personal appearance, family responsibility, the presence of a non-job-related medical condition or physical disability, matriculation, political affiliation, veteran status, or any other legally protected status. Concept Solutions is a VEVRAA federal contractor, and we request priority referral of veterans for available positions.