Senior Full-Stack Engineer: Java/Spring, React, PostgreSQL

Cayuse Holdings; Washington (District of Columbia); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Medical, Dental and Vision Insurance

Flexible Spending Accounts

Disability insurance

Life Insurance

401(k) with company match

Paid Time Off

Job summary

Cayuse Holdings is seeking a Senior Software Engineer to contribute to enterprise systems using Java/Spring Boot on the backend and React for the frontend. You will design RESTful APIs, model PostgreSQL schemas, and ensure scalable, secure deployments in an Agile environment.

The role requires Top Secret clearance, strong communication, and collaboration with cross-functional teams to deliver large-scale applications from concept to deployment.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, IT, or related field, or equivalent experience.
• 7+ years as a Full Stack Developer; 8+ years IT experience preferred.
• Strong UI with React, JavaScript and CSS.
• Proven Java/Spring Framework (Security) and Spring Boot experience.
• Hibernate, RESTful APIs, SQL/PLSQL, PostgreSQL expertise.
• Maven and Git/GitLab proficiency; cloud and containerization (AWS, Kubernetes, Docker).
• Experience with CI/CD and Agile/Scrum practices; top secret clearance required.

Responsibilities

• Provide design and development support using Java, Spring MVC, Spring Security, and Spring Boot.
• Build secure, responsive UIs with React, TypeScript/JavaScript, and reusable patterns.
• Design and implement secure RESTful APIs for data access and integration.
• Develop normalized PostgreSQL schemas and relations for scalability.
• Ensure clean, maintainable code following best practices.
• Create modern UI components with responsive design and accessibility in mind.
• Adhere to Section 508 and enterprise security practices.
• Plan deployments with version control and CI/CD pipelines.
• Collaborate with stakeholders, designers, and other developers.
• Document SDLC phases from design to deployment and testing.
• Participate in Agile/Scrum ceremonies and manage work via Jira/Confluence.

Skills

Java

Spring Boot

Spring MVC

React

TypeScript/JavaScript

PostgreSQL

RESTful APIs

Hibernate

Maven

Git/GitLab

CI/CD

AWS

Kubernetes

Docker

Keycloak

Security Clearance (Top Secret)

Agile/Scrum

Education

Bachelor’s or Master’s degree in Computer Science or related field

Tools

Jira

Confluence

GitLab

Job description

Cayuse Holdings is seeking a Senior Software Engineer to contribute to enterprise systems using Java/Spring Boot on the backend and React for the frontend. You will design RESTful APIs, model PostgreSQL schemas, and ensure scalable, secure deployments in an Agile environment.

The role requires Top Secret clearance, strong communication, and collaboration with cross-functional teams to deliver large-scale applications from concept to deployment.