Full Stack Developer

Tetrad Digital Integrity (TDI) is a leading-edge cybersecurity firm with a mission to safeguard and protect our customers from increasing threats and vulnerabilities in this digital age.

TDI is looking for a Full Stack Developer who will support the Compartmented Enterprise Services Office (CESO) program delivering mission-focused software capabilities for DISA. This role develops, tests, and maintains secure, reliable applications across the full technology stack (front-end, APIs/services, and data). A Full stack developer should be able to switch between front-end and back-end development based on requirements and help the team prototype rapidly when needed. 

This position is onsite 5 days/week in Arlington, VA and requires an active TS/SCI clearance.

RESPONSIBILITIES:

• Java application development using Java, Spring Framework, Spring Boot, and Hibernate.
• Front-end development using React, TypeScript, JavaScript, jQuery, JSON, HTML, and CSS.
• Service-Oriented Architecture (SOA) and API development using RESTful services, ESB, and message queues.
• CI/CD and Infrastructure as Code (IaC) development and implementation using Ansible, AWS CloudFormation, Terraform, GitLab CI, Jenkins, and related DevOps tools.
• AWS infrastructure provisioning and management, including VPCs, subnets, Availability Zones, firewalls, NACLs, Security Groups, and hybrid connectivity.
• AWS application development using services such as EC2, RDS, Lambda, SNS, SQS, S3, and Directory Services.
• DevOps and automated testing tools, including GitLab, JFrog Artifactory or similar repositories, Selenium, Leapwork, and related technologies.
• SDLC and change management, including development and documentation of branching strategies, troubleshooting/debugging, code reviews, and resolution of technical issues throughout the development lifecycle.
• Secure software development practices, including coding and testing standards, threat modeling, fuzz testing, static code analysis, security scanning, and code reviews.
• Security Operations process development and improvement, including creation and maintenance of SOPs, playbooks, and work instructions, with effectiveness measured through metrics and KPIs.
• Requirements and feasibility analysis to evaluate user needs, software requirements, technical design, timelines, and cost constraints.

QUALIFICATIONS: 

• Active TS clearance and SCI eligible with the ability to obtain and maintain a CI Poly. 
• Bachelor’s degree and 12+ years of directly relevant technical experience. Additional relevant experience may be considered in lieu of a degree.
• 6+ years of experience designing, developing, and modifying standalone application software.
• 5+ years of software development experience in Agile environments.
• 5+ years of experience working in AWS cloud and virtualized infrastructure environments.
• 3+ years of experience designing and developing Infrastructure as Code (IaC) using Ansible, Terraform, and AWS CloudFormation.
• Proficiency in full-stack development technologies, including Java, JavaScript, Node.js, React, jQuery, Bootstrap, REST APIs, JSON, XML, HTML/CSS, and Visual Studio.
• Extensive experience with application development, API integration/development, and scripting languages.
• Experience implementing and maintaining CI/CD pipelines, including source code management and repositories such as GitLab.

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TDI does business with the federal government, which restricts employment to individuals who are either US citizens or lawful permanent residents of the United States.

“TDI is an Equal Opportunity Employer. Employment decisions are made based on individual qualifications, merit, and business needs. We do not discriminate in employment opportunities or practices based on race, color, religion, sex, or national origin, in accordance with applicable federal laws.”