Full Stack Developer

Tetrad Digital Integrity LLC•Arlington, VA

6d•Onsite

About The Position

Tetrad Digital Integrity (TDI) is seeking a Full Stack Developer to support the Compartmented Enterprise Services Office (CESO) program, delivering mission-focused software capabilities for DISA. This role involves developing, testing, and maintaining secure, reliable applications across the full technology stack, including front-end, APIs/services, and data. The ideal candidate can seamlessly transition between front-end and back-end development and contribute to rapid prototyping. This position is based onsite in Arlington, VA, five days a week, and requires an active TS/SCI clearance.

Requirements

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.
Employment is restricted to individuals who are either US citizens or lawful permanent residents of the United States.

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.