Software Developer, Full Stack Developer, Backend Developer

Full Stack Software Developer (TS/SCI) - Office of Naval Intelligence Support

TENAX Technologies, LLC is seeking full stack software developers to support mission-critical information technology services for the Office of Naval Intelligence (ONI). These are full-time, onsite positions requiring an active Top Secret clearance with SCI eligibility. Selected candidates will design, develop, deploy, and sustain secure, scalable applications supporting national security missions within a Dev Sec Ops -driven environment.

Position Overview:

The Full Stack Software Developer will be responsible for the end-to-end development lifecycle of enterprise applications, including front-end user interfaces, back-end services, database integration, and deployment pipelines. This role emphasizes secure coding practices, continuous integration and delivery, and alignment with DoD cybersecurity and operational requirements. Developers will collaborate with cross-functional teams—including system administrators, cybersecurity personnel, and mission stakeholders—to deliver high-quality, resilient solutions that enhance operational effectiveness.

• Design, develop, test, and maintain full stack applications using modern frameworks and languages (e.g., Java, JavaScript, Python)
• Build and enhance responsive front-end interfaces and integrate with secure back-end services and APIs
• Develop and manage relational and non-relational databases, including schema design, optimization, and data integration
• Implement and maintain CI/CD pipelines within a Dev Sec Ops  framework, supporting automated testing, security scanning, and deployment
• Ensure applications comply with DoD cybersecurity requirements, including secure coding practices and vulnerability remediation
• Collaborate in Agile development environments, participating in sprint planning, code reviews, and continuous improvement activities
• Integrate applications with enterprise systems, cloud platforms, and mission data sources
• Troubleshoot and resolve application defects, performance issues, and integration challenges
• Produce and maintain technical documentation, including design artifacts, API documentation, and deployment procedures

• Active Top Secret clearance with SCI eligibility
• DoD IAT Level II certification or higher (e.g., Security+ CE, etc.)
• Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or related field (or equivalent experience)
• Minimum 3 years of experience in full stack software development
• Proficiency in one or more of the following:
  • Back-end:
    Java, Python
  • Front-end:
    JavaScript (e.g., React, Angular, or similar frameworks)
  • Database: SQL (e.g., PostgreSQL, MySQL, Oracle)
• Experience working within a Dev Sec Ops  environment, including CI/CD pipeline implementation and sustainment
• Familiarity with secure coding practices and application security principles

• 5+ years of experience in full stack development
• Experience with modern JavaScript frameworks (React, Angular, Vue)
• Experience with RESTful API design and microservices architectures
• Familiarity with containerization and orchestration tools (e.g., Docker, Kubernetes)
• Experience supporting DoD or Intelligence Community environments, including RMF and system accreditation processes
• Knowledge of cloud platforms (e.g., AWS, Azure, or DoD cloud environments)