Remote Associate Software Engineer — React & Java Full-Stack

Constellation Inc; Washington (District of Columbia); Remote; USD 110,000 - 130,000; Full time

Benefits offered by this job

401(k)

401(k) contribution

Dental insurance

Medical insurance

Life & Disability insurance

Flexible spending account

Flexible schedule

Professional development

Work-life balance

Job summary

Constellation Inc. is seeking an Associate Software Engineer with full-stack development experience. You will build modern user interfaces in React and develop backend services using Java/Spring or similar frameworks.

The role supports mission-critical applications, collaborating with analysts and engineers to deliver capabilities across multiple workstreams. The ideal candidate has 2–5 years of experience, strong HTML/TypeScript/CSS skills, RESTful APIs, and secure development practices.

Qualifications

• 2–5 years of professional software development experience with React frontend and Java/Spring, C#/.NET, or similar enterprise languages.
• Proficient in HTML, TypeScript, CSS with responsive design and modern UI/UX.
• Strong knowledge of RESTful APIs, React component design, and secure web development practices.
• Experience writing unit tests with Jest.
• Familiarity with Git, CI/CD pipelines, and modern development workflows.
• Bachelor’s degree in CS, Software Engineering, or related field.
• US citizenship and ability to pass a background check; DHS/DoD clearance preferred.

Responsibilities

• Collaborate with analysts and stakeholders to translate data requirements into intuitive, high-performance UIs.
• Build and maintain responsive web applications using React and integrate with backend services and APIs.
• Support backend logic and data services using Java/Spring or equivalent frameworks.
• Participate in sprint planning, code reviews, and technical design sessions.
• Write unit tests and contribute to CI/CD workflows to ensure production code reliability.

Skills

React

TypeScript

HTML/CSS

RESTful APIs

Jest

UI/UX

Git

CI/CD

Java/Spring

C#/.NET

Education

Bachelor’s degree in Computer Science, Software Engineering, or related field

Tools

Git

CI/CD

Job description

Constellation Inc. is seeking an Associate Software Engineer with full-stack development experience. You will build modern user interfaces in React and develop backend services using Java/Spring or similar frameworks.

The role supports mission-critical applications, collaborating with analysts and engineers to deliver capabilities across multiple workstreams. The ideal candidate has 2–5 years of experience, strong HTML/TypeScript/CSS skills, RESTful APIs, and secure development practices.