Full Stack Software Developer - TOR

Job Title:

Full Stack Software Developer - TORJob Category:
Engineering Time Type:
Full time Minimum Clearance Required to Start:
None Employee Type:
Regular Percentage of

Travel Required:

Up to 25%
Type of Travel:
Continental US*
*
* The Opportunity:

CACI is seeking a 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. As the Full Stack Developer, you will design and develop scalable, secure applications that support critical law enforcement investigations targeting criminal networks and dark web operations,You will work within a collaborative technical team delivering mission-critical software for national security operations applying modern full stack development practices to solve complex investigative challenges in anonymized environments.

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

Build custom solutions that integrate with existing investigative systems and infrastructure

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 field5 or more years of demonstrated full stack development experience with a proven track record of delivering production applications2 or more years of experience developing dark web applications using technologies such as Tor for secure, anonymous communication4 or more years of experience in frontend frameworks (React, Angular, or Vue.js) with strong JavaScript/Type Script skills4 or more years of experience in 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 Kubernetes containerization

Strong understanding of software design patterns, data structures, and algorithms

Knowledge of web security best practices, secure coding principles, and anonymization technologies

Willing and able to work onsite in Fairfax, VaMust be a U.S. Citizen with the ability to pass DHS background investigation, criteria include but…