Senior Full Stack Developer

Responsibilities

• Develop and maintain a modern, responsive web interface.
• Build backend scoring services, databases, and automated scoring agents for Windows and Linux.
• Create and maintain administrative, technical, and end-user documentation.
• Collaborate with the RangeOS development team to ensure seamless integration with versioned cyber ranges.

Requirements

• Contribute to solution designs that align with requirements and system constraints.
• Estimate effort, complexity, and timelines for assigned tasks.
• Implement clean, efficient, and maintainable code using modern programming practices.
• Select optimal algorithms and approaches to solve technical problems.
• Apply sound logic and design principles to feature development.
• Follow established coding conventions and standards.

Testing

• Perform unit testing to validate functionality.
• Support integration and validation testing across complex system environments.

Qualifications

• Bachelor’s degree in a computer-related field and 3+ years of web development experience, or 6+ years of equivalent professional experience.
• 8570 IAT Level II certification or ability to obtain certification within 6 months.
• Strong full-stack development background, including:
• Proficiency in one or more of the following: Node.js, React, jQuery/JavaScript, PostgreSQL or MySQL, AMQP.
• Expertise with Git-based source control (Git, Bitbucket).
• Experience developing system services and daemons.
• Understanding of Linux virtualization concepts (KVM).
• Experience with Node.js frameworks such as Express, OpenAuth, and Socket.io.
• Familiarity with AMQP or similar message-oriented middleware.
• Experience with cyber ranges, cyber training platforms, or simulation environments.
• Understanding of orchestrated training events, exercise lifecycle, and multi-vendor tool integration.
• Familiarity with infrastructure automation (Terraform preferred).
• Experience with complex, multi-vendor, hybrid environments (RCS/ECS/cloud).
• Containerization experience (Docker, image optimization).
• CI/CD pipeline development (GitHub Actions, GitLab CI, Jenkins).
• Cloud platform experience (AWS, Azure, GCP).
• Knowledge of microservices and serverless architectures.
• Strong REST API design and versioning practices.
• Authentication and authorization implementation.
• Experience with background processing, queues, and event-driven architectures.
• Ability to design maintainable, modular business logic.

Skills

• Strong REST API design and versioning practices.
• Authentication and authorization implementation.
• Experience with background processing, queues, and event-driven architectures.
• Ability to design maintainable, modular business logic.

Benefits

• Up to 10% travel