> Markdown version of [/jobs/ext/1946102-sr-full-stack-java-developer](https://www.wearedevelopers.com/jobs/ext/1946102-sr-full-stack-java-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Full Stack Java Developer - **Company:** Applied Information Sciences, Inc. - **Location:** Reston, VA, United States - **Experience:** Expert - **Salary:** $117,000.0 - $177,000.0 - **Contract:** Contract - **Skills:** Java (Programming Language), JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Cascading Style Sheets (CSS), Continuous Delivery, Continuous Integration, Data Migration, Data Security, Database Design, Software Design Patterns, Document-Oriented Databases, Human-Computer Interaction, Spring Framework, PostgreSQL, Apache Maven, Model View Controller (MVC), Software Engineering, PL-SQL, SQL Databases, TypeScript, Enterprise Software Applications, Okta, ReactJS, Spring-boot, Reliability of Systems, Gitlab, Git, SC Clearance, Kubernetes, Information Technology, Atlassian Tools, Build Tools, Cloudwatch, Restful APIs, Software Version Control, Docker - **Published:** August 6, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17834640?backUrl=%2Fcareer%2F17834640%2FSr-Full-Stack-Java-Developer-Virginia-Reston ## About the Role The Full Stack Developer will be a part of an agile software development team and integral in performing software development, O&M support, and adhere to agilemethodologyand scrum ceremonies. This role will design and implement backed APIs using Java and Spring Boot,design andbuild secure and responsive UIsusingReact, and develop optimized PostgreSQL schemas and queries. The ideal candidate will havedemonstratedstrong verbal and written skills, experiences with the technology and business tools listed below, and willhave proven experience delivering large-scale enterprise applications fromconcept through deployment., * Active Top-Secret Clearance and a minimum of 7+years of experience is required.(Interim Top Secret will not be accepter) * Computer Science background w/ degree (Bachelor's or Master's) in field. * Must have strong User Interface (UI)design anddeveloping skills using React, JavaScript, and CSS. * Must have strong development experiencerequiredin the following technologies/areas: Java, Spring Framework/Security6+, Spring Boot3+, Hibernate6+, SQL/PLSQL, PostgreSQL,RESTful APIs, Maven build tool, and Git/GitLab. * Must have experience with database design and data migration * Additionalexperiencerequiredin the following technologies/areas: AWS (S3, EC2, ECS, Aurora, CloudWatch),Keycloak, Kubernetes, Maven, and Docker * Experience with Agile and Scrum and Kanban frameworks/methodologies. * Experience with Atlassian tools to include Jira and Confluence. * Experience with Continuous Integration/Continuous Delivery (CI/CD) tools and automation. Nice to Have Skills: * Exceptional analytical and conceptual thinking skills. * Excellent documentation skills. * Excellent planning, organizational, and time management skills. * Self-motivated with strong initiative to help team grow. ## Description * Work & Complexity: Tackles complex problems with thorough analysis, manages cross-functional delivery, and improves system reliability and scalability. * Quality & Independence: Consistently meets deadlines even under challenging conditions, enforces standards through detailed reviews, and establishes productivity benchmarks for the team. * Teamwork & Communication: Provides functional leadership by setting objectives, organizing resources, resolving conflicts, and engaging confidently with both internal and external stakeholders. * Consulting & Engagement: Troubleshoots advanced client issues, supports requirements gathering, and contributes to vendor presentations or proposal activities. As your initial project assignment, you will support the unique needs of our client as a Sr. Full Stack Java Developer., * Providefull-stack design and developmentsupportusing Java, SpringModel View Controller (MVC)Framework/SpringSecurity/Spring Boot, React, and PostgreSQL. * Design and implement modern UI components using React, Typescript/JavaScript, and reusable design patterns. * Implement normalized PostgreSQL schemas and entity relationships supporting system scalability. * Develop andmaintainsecure RESTful APIs for data access and integration. * Supportand document data migration efforts, ensuring integrity and consistency between legacy and new systems. * Plan and execute application deployments, version control, and CI/CD pipelines. * Assistin supporting all aspects of the project to include all phases of life cycle development. * Ensure compliance with 508 accessibility, enterprise security practices, and other practices as needed. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Grappling With Clunky Old Software? 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