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Software Engineer (React/Java/Full Stack)
Software Engineer (React/Java/Full Stack)Constellation Inc • Washington, DC, DC, US
Software Engineer (React / Java / Full Stack)

Software Engineer (React / Java / Full Stack)

Constellation Inc • Washington, DC, DC, US
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Pay :

  • $100,000.00 - $120,000.00 per year Job description :   Software Engineer (React / Java / Full Stack) Constellation seeks a Software Engineer to join our Homeland Security Team in Washington, DC.
  • This role is designed for a developer who is comfortable across the stack, specifically building modern user interfaces in React and supporting robust backend services in Java / Spring Boot (or similar frameworks).
  • You will work on mission-critical applications that integrate data collection, operational reporting, and intelligent automation to support national security objectives.
  • This position involves close collaboration with analysts, engineers, and stakeholders to deliver mission-driven capabilities across multiple workstreams.

Key Responsibilities :

  • Full-Stack Development : Build and maintain responsive web applications using React, integrating them with backend services and APIs.
  • System Integration :

  • Support the development of backend logic and data services using Java / Spring or equivalent frameworks.
  • User-Centric Design :

  • Collaborate with analysts and stakeholders to translate complex data requirements into intuitive, high-performance user interfaces.
  • Agile Collaboration :

  • Participate in sprint planning, code reviews, and technical design sessions within a tight-knit engineering team.
  • Quality Assurance :

  • Write unit tests and participate in CI / CD workflows to ensure the reliability of production code.
  • The ideal candidate must have the following experience, background, and credentials :

  • At least 3 years of professional experience in software development, with a proven ability to work in frontend frameworks like React and backend ecosystems such as Java / Spring, C# / .NET, or similar enterprise-grade languages Strong experience developing front-end applications using HTML, TypeScript, and CSS with a focus on responsive design and modern UI / UX Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices Proficiency in writing unit tests using frameworks such as Jest Experience working in a collaborative code environment and familiarity with Git, CI / CD pipelines, and modern development workflows Bachelor’s degree in Computer Science, Software Engineering, or a related field Be a U.S. citizen able to pass a background investigation by the client agency.
  • DHS clearance with CBP / ICE or DoD Top-Secret preferred Job Type :

  • Full-time Education : Bachelor's (Required) Experience : React : 2 years (Required) Front-end development : 2 years (Required) Work Location : Remote Benefits : 401(k) 401(k) matching Dental insurance Flexible schedule Flexible spending account Health insurance Life insurance Professional development assistance Powered by JazzHR
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