Senior Full-Stack Engineer - Java/Spring & React

Yulista Holding

Washington (District of Columbia)

On-site

USD 140,000 - 190,000

Full time

2 days ago

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Job summary

Calista and Subsidiaries is seeking a Senior Full Stack Developer to join an agile software team; you will deliver secure RESTful APIs with Java/Spring Boot, build responsive UIs with React, and optimize PostgreSQL schemas. You will work across deployment pipelines in a DoD-related program, ensuring 508 accessibility and security practices.

Requires 7+ years of experience, a Computer Science degree, and an active Top-Secret clearance, with strong UI/UX and backend development capabilities across

Qualifications

Minimum of 7+ years of experience.
Active Top-Secret Clearance.
Computer Science degree (Bachelor's or Master’s).
Experience with Agile, Scrum, Kanban.
UI/Backend full-stack with Java/Spring and React.

Responsibilities

Provide full-stack design and development using Java/Spring, React, and PostgreSQL.
Design and implement modern UI components with React and TypeScript/JavaScript.
Develop secure RESTful APIs and optimized database schemas.
Support data migration and document changes across systems.
Plan deployments, version control, and CI/CD pipelines.
Assist in lifecycle development activities across projects.
Ensure 508 accessibility and enterprise security practices.

Skills

React

Java

Spring Boot

PostgreSQL

RESTful APIs

AWS

Kubernetes

Docker

Jira/Confluence

CI/CD

Git

Maven

Hibernate

Education

Bachelor's degree in Computer Science

Tools

Git

Maven

Hibernate

Job description

Requires 7+ years of experience, a Computer Science degree, and an active Top-Secret clearance, with strong UI/UX and backend development capabilities across

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