Full Stack Developer Fairfax, VA,

Position: Full Stack Developer Fairfax, VA, US
## Full Stack Developer Fairfax, VA, USApply Now Find out how well you match with this jobJob ID329094

Job Title:

Full Stack Developer Job Category:
Engineering Time Type:
Full time Minimum Clearance Required to Start:
Public Trust Employee Type:
Regular Percentage of

Travel Required:

Up to 10%
Type of Travel:
Continental US     
*
* The Opportunity:

** CACI is seeking a Senior Full Stack Developer to support the Department of Homeland Security's Cyber Crimes Center (C3) in designing and implementing sophisticated web applications and investigative tools. In this role, you will:
* Design and develop scalable, secure applications that support critical law enforcement investigations targeting criminal networks and dark web operations
* Build custom solutions that integrate with existing investigative systems and infrastructure
* Work within a collaborative technical team delivering mission-critical software for national security operations
* Apply modern full stack development practices to solve complex investigative challenges in anonymized environments

This position requires U.S. citizenship and eligibility to obtain a DHS Public Trust clearance.
** Responsibilities:
*** Design and implement complex web applications with advanced knowledge of frontend and backend technologies
* Develop and maintain custom applications, tools, and sites to support DHS C3 investigative operations
* Build applications using dark web technologies such as Tor for secure, anonymous communication
* Develop RESTful APIs and microservices architecture to enable system integration and data exchange
* Write clean, maintainable code in Python and JavaScript for investigative software systems Implement responsive user interfaces using modern frameworks (React, Angular, or Vue.js)
* Develop server-side applications using frameworks such as Express.js, Django, or Flask
* Maintain and deploy code using Docker, version control (Git/Git Hub), and CI/CD pipelines
* Design and optimize database schemas for performance and scalability
* Integrate applications with existing investigative systems through APIs and system interfaces
* Develop solutions that operate in anonymized and dark web environments while maintaining operational security
* Collaborate with data scientists, infrastructure engineers, and cybersecurity specialists on cross-functional projects
* Participate in code reviews, testing, and quality assurance processes
* Document software architecture, APIs, and technical specifications
* Troubleshoot and resolve software defects and performance issues
* Support software development lifecycle from requirements gathering through production deployment
* Ensure applications meet federal security standards and compliance requirements
*
* Qualifications:

*
*
* Required:

** Bachelor's degree in Computer Science, Software Engineering, or related technical field 5+ years of demonstrated full stack development experience with a proven track record of delivering production applications
* Experience developing dark web applications using technologies such as Tor for secure, anonymous communication
* Advanced proficiency in frontend frameworks (React, Angular, or Vue.js) with strong JavaScript/Type Script skills
* Expert-level backend development experience with Python, Node.js, or Java
* Strong understanding of RESTful API design and microservices architecture
* Experience with relational databases (PostgreSQL, MySQL) and SQL query optimization
* Proficiency with version control systems (Git) and collaborative development workflows
* Experience maintaining and deploying applications using Docker and containerization
* Strong understanding of software design patterns, data structures, and algorithms
* Knowledge of web security best practices, secure coding principles, and anonymization technologies
* Excellent problem-solving and debugging skills
* Strong communication skills with ability to collaborate effectively across technical teams
* Active Public Trust clearance or ability to obtain and maintain clearance
* Desired:
** Master's degree in Computer Science or related technical field
* Experience integrating AI/ML models into web applications and building interfaces for…