JAVA Backend Developer

Summary

DecisionPoint Corporation is seeking a Mid-Level Software Developer – Java Backend to support the U.S. Transportation Command Integrated Booking System program. The role focuses on developing, enhancing, testing, integrating, and sustaining Java-based backend applications, services, APIs, and enterprise integrations in an Agile/DevSecOps environment.

Responsibilities

• Design, develop, test, enhance, and maintain Java-based backend applications and services supporting the IBS program
• Develop backend solutions using Java, Spring Boot, and related Java frameworks and libraries
• Design, build, maintain, and consume RESTful APIs and web services
• Develop application business logic, service-layer components, integrations, and data-access functionality
• Integrate backend services with relational databases, external systems, and other application components
• Translate functional and technical requirements into reliable, scalable, and maintainable software solutions
• Write clean, efficient, testable, and maintainable Java code following established coding standards and software engineering best practices
• Develop and maintain unit and integration tests to support application quality and reliability
• Participate in peer code reviews and incorporate feedback to continuously improve code quality
• Troubleshoot and resolve backend application defects, integration issues, and performance problems
• Analyze application logs and system behavior to identify root causes and implement effective solutions
• Support application integrations across system components and external interfaces
• Contribute to CI/CD pipelines and automated build, test, and deployment processes
• Ensure applications comply with DoD security requirements, secure coding practices, and applicable STIG requirements
• Participate in Agile development activities, including sprint planning, daily stand-ups, backlog refinement, demonstrations, and retrospectives
• Develop and maintain technical documentation for application components, APIs, integrations, and system changes
• Collaborate with senior developers, technical leads, QA, DevSecOps, database, infrastructure, and other engineering teams to support successful releases and deployments
• Support front-end integration efforts and, as needed, contribute to Angular-based application components

Skills

• * Active Secret Clearance
• * IAT Level II certification (CompTIA Security+ CE preferred)
• * Minimum 3+ years of professional software development experience
• * Strong hands-on experience developing applications using Java
• * Experience with Spring Boot, Spring Framework, or comparable Java application frameworks
• * Experience designing, developing, and consuming RESTful APIs and web services
• * Experience developing backend business logic, service-layer components, and application integrations
• * Experience working with relational databases and SQL
• * Experience with object-oriented design, software design principles, and common development patterns
• * Experience writing unit and integration tests for Java applications
• * Experience troubleshooting and debugging enterprise applications, APIs, and integrations
• * Experience using Git or similar source-control tools
• * Experience working in Agile software development environments
• * Familiarity with CI/CD pipelines and DevSecOps practices
• * Strong problem-solving, debugging, and analytical skills
• * Ability to work independently while collaborating effectively within a distributed development team
• * Experience supporting USTRANSCOM, DoD, or other federal mission systems
• * Experience with Spring Boot-based enterprise applications or microservices
• * Experience developing applications using microservices architectures
• * Experience with cloud-based environments, particularly AWS
• * Experience with containerization and orchestration technologies such as Docker and Kubernetes
• * Experience with messaging, asynchronous processing, or enterprise application integration technologies
• * Familiarity with application security, secure coding practices, vulnerability remediation, and security scanning tools
• * Experience with tools such as GitLab, Jenkins, Jira, and Confluence
• * Experience working in a DoD DevSecOps environment
• * Familiarity with Angular, TypeScript, HTML, and CSS and the integration of front-end applications with Java REST APIs

Qualifications

Must Haves

• * Active Secret Clearance
• * IAT Level II certification (CompTIA Security+ CE preferred)
• * Minimum 3+ years of professional software development experience
• * Strong hands-on experience developing applications using Java
• * Experience with Spring Boot, Spring Framework, or comparable Java application frameworks
• * Experience designing, developing, and consuming RESTful APIs and web services
• * Experience developing backend business logic, service-layer components, and application integrations
• * Experience working with relational databases and SQL
• * Experience with object-oriented design, software design principles, and common development patterns
• * Experience writing unit and integration tests for Java applications
• * Experience troubleshooting and debugging enterprise applications, APIs, and integrations
• * Experience using Git or similar source-control tools
• * Experience working in Agile software development environments
• * Familiarity with CI/CD pipelines and DevSecOps practices
• * Strong problem-solving, debugging, and analytical skills
• * Ability to work independently while collaborating effectively within a distributed development team

Nice to Haves

• * Experience supporting USTRANSCOM, DoD, or other federal mission systems
• * Experience with Spring Boot-based enterprise applications or microservices
• * Experience developing applications using microservices architectures
• * Experience with cloud-based environments, particularly AWS
• * Experience with containerization and orchestration technologies such as Docker and Kubernetes
• * Experience with messaging, asynchronous processing, or enterprise application integration technologies
• * Familiarity with application security, secure coding practices, vulnerability remediation, and security scanning tools
• * Experience with tools such as GitLab, Jenkins, Jira, and Confluence
• * Experience working in a DoD DevSecOps environment
• * Familiarity with Angular, TypeScript, HTML, and CSS and the integration of front-end applications with Java REST APIs

Benefits

• This position is fully remote.