Develop and maintain full-stack web applications using React and Java/Spring (or equivalent). Collaborate with analysts and stakeholders to build responsive UIs, integrate RESTful APIs, write unit tests, participate in CI/CD, and work in Agile teams to deliver mission-driven capabilities.
Pay: $110,000.00 - $130,000.00 per year
Job description: Associate Software Engineer
Constellation is looking for an Associate 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.
Job Responsibilities:
- Full-Stack Development: Building and maintaining responsive web applications using React, integrating them with backend services and APIs.
- System Integration: Supporting the development of backend logic and data services using Java/Spring or equivalent frameworks.
- User-Centric Design: Collaborating with analysts and stakeholders to translate complex data requirements into intuitive, high-performance user interfaces.
- Agile Collaboration: Participating in sprint planning, code reviews, and technical design sessions within a tight-knit engineering team.
- Quality Assurance: Writing unit tests and participating in CI/CD workflows to ensure the reliability of production code.
The ideal candidate must have the following credentials:
- 2 - 5 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
- 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
Work Location: Hybrid
Benefits:
- 401(k)
- 401(k) contribution
- Dental insurance
- Medical insurance
- Life & Disability insurance
- Flexible spending account
- Flexible schedule
- Professional development
- Work-life balance
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