Senior Full Stack Java Developer

Jobtailor; Renton United States Army Reserve Center (WA); On-site; USD 140,000 - 190,000; Full time

Job summary

Jobtailor is seeking a senior software engineer to deliver full-stack solutions using Java/Spring, React, and PostgreSQL for critical applications. You will design scalable back-end services, modern UI components, and secure APIs while guiding best practices across the team.

Requires 8+ years of experience, active Top-Secret clearance, and hands-on AWS, Docker/Kubernetes, CI/CD, and data migration skills. You will collaborate with product owners and operations to ensure compliant, reliable

Qualifications

• 8+ years progressive software development with full-stack focus.
• BS/MS in CS, CS/CE or related field.
• Active Top-Secret clearance.
• Strong UI/UX, React, Java, CSS, and REST APIs.
• Experience with AWS, Docker, Kubernetes, CI/CD, and data migration.

Responsibilities

• Provide full-stack design and development support using Java, Spring MVC, Spring Security, Spring Boot, React, and PostgreSQL.
• Develop robust backend services leveraging Spring Framework/Security (6+) and Spring Boot (3+).
• Design and implement modern UI components using React and TypeScript/JavaScript.
• Design and implement normalized PostgreSQL schemas and relationships for scalability.

Skills

Full-stack development

Java/Spring

React

PostgreSQL

RESTful APIs

AWS

Docker/Kubernetes

CI/CD

Security (Spring Security)

Agile/Scrum/Kanban

Education

Bachelor’s or Master’s in CS/CE or related

Tools

Git/GitLab

Maven

Jira/Confluence

Job description

Responsibilities

• Provide full‑stack design and development support using Java, Spring MVC, Spring Security, Spring Boot, React, and PostgreSQL.
• Develop robust backend services leveraging Spring Framework/Security (6+) and Spring Boot (3+), integrating with Hibernate (6+) and PostgreSQL.
• Design and implement modern, responsive UI components using React and TypeScript/JavaScript.
• Apply reusable design patterns and best practices to deliver intuitive and accessible user interfaces.
• Implement styling and layout using CSS and related frameworks.
• Design and implement normalized PostgreSQL schemas and entity relationships to support system scalability, performance, and maintainability.
• Develop SQL/PLSQL queries, stored procedures, and database scripts.
• Support and document data migration efforts, ensuring data integrity, consistency, and traceability between legacy and new systems.
• Develop, secure, and maintain RESTful APIs for data access, integration, and interoperability across systems and services.
• Implement authentication and authorization solutions such as Spring Security and Keycloak to protect data and services.
• Plan and execute application deployments and version control strategies using Git/GitLab.
• Design, configure, and maintain CI/CD pipelines and automation to support build, test, and deployment activities.
• Work with AWS services including S3, EC2, ECS, Aurora, and CloudWatch to support application hosting, scalability, and monitoring.
• Utilize containerization and orchestration technologies such as Docker and Kubernetes.
• Assist in all phases of the software development life cycle (requirements, design, development, testing, deployment, operations, and maintenance).
• Ensure solutions comply with Section 508 accessibility requirements, enterprise security policies, and other applicable standards and best practices.
• Contribute to and maintain comprehensive technical documentation, including design specifications, API documentation, deployment guides, and user guides.
• Participate in Agile ceremonies and use Atlassian tools (Jira, Confluence) to collaborate, track work, and document decisions.
• Collaborate closely with product owners, business analysts, architects, testers, and operations teams to deliver high‑quality solutions.
• Provide technical guidance, mentorship, and knowledge transfer to team members.
• Demonstrate strong initiative and a proactive, self‑motivated approach to helping the team grow and continuously improve.

Requirements

• Minimum of 8+ years of progressive software development experience, with significant full‑stack responsibilities.
• Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related technical field.
• Active Top-Secret clearance.
• Strong user interface design and development skills with React, JavaScript, and CSS.
• Demonstrated development experience in Java Spring Framework / Spring Security (6+), Spring Boot (3+), Hibernate (6+), SQL/PLSQL, PostgreSQL, RESTful API design and development, Maven build tool, and Git/GitLab for source control and collaboration.
• Hands‑on experience with database design and data migration, including schema design, normalization, and ETL/migration support.
• Additional required experience with AWS services (S3, EC2, ECS, Aurora, CloudWatch), Keycloak or similar identity and access management solutions, Kubernetes and Docker, CI/CD tools and automation frameworks.
• Experience working within Agile methodologies (Scrum, Kanban) and using Atlassian tools (Jira, Confluence).
• Proven experience implementing or supporting CI/CD pipelines and DevOps practices.
• Must be able to pass a background check.
• May require additional background checks as required by projects and/or clients at any time during employment.