Senior Full Stack Engineer

INTELLITECH LLC
Remote

About The Position

IntelliTech LLC is a growing small business supporting federal and defense customers with modern software engineering, cloud modernization, data analytics, DevSecOps, and mission-focused application development. We specialize in building secure, scalable, cloud-native solutions for public sector and DoD customers. We are seeking a Senior Full Stack Engineer to support an application modernization and cloud deployment effort for a mission-focused government customer. This role is ideal for an engineer who is comfortable working across the full stack, collaborating with a small technical team, and helping modernize, secure, and deploy applications in cloud environments. The Senior Full Stack Engineer will support the design, development, modernization, enhancement, and deployment of a cloud-hosted application. The ideal candidate has strong experience with React / TypeScript, Python / FastAPI, cloud services in AWS and/or Azure, and modern DevOps practices. This role will involve hands-on software development, API design, cloud integration, application security hardening, CI/CD support, and close collaboration with technical leads, DevSecOps engineers, cybersecurity stakeholders, and government customer representatives.

Requirements

  • Active Secret clearance.
  • U.S. citizenship required due to Government contract and system access requirements.
  • 5+ years of professional software engineering experience.
  • Strong hands-on experience with React and TypeScript.
  • Strong backend development experience with Python, preferably FastAPI.
  • Experience designing and developing RESTful APIs.
  • Experience working with cloud environments such as AWS, Azure, AWS GovCloud, or Azure Government.
  • Experience with DevOps practices, CI/CD pipelines, automated builds, automated testing, and deployment workflows.
  • Experience with Docker or containerized application deployment.
  • Familiarity with secure coding practices and application security concepts.
  • Ability to troubleshoot full stack issues across frontend, backend, APIs, databases, cloud services, and deployment environments.
  • Strong communication skills and ability to work in a small, fast-moving technical team.

Nice To Haves

  • Experience supporting DoD, Army, federal, or regulated government environments.
  • Experience with cARMY, ECMA, IL4/IL5, AWS GovCloud, Azure Government, or similar secure cloud environments.
  • Experience with DevSecOps tools such as GitLab CI/CD, GitHub Actions, Jenkins, Tekton, or similar platforms.
  • Experience with Kubernetes, ECS, EKS, AKS, Helm, or similar orchestration/deployment technologies.
  • Experience with Terraform, CloudFormation, Bicep, or other Infrastructure-as-Code tools.
  • Experience with authentication and authorization patterns such as SSO, SAML, OAuth/OIDC, RBAC, or CAC/PIV integration.
  • Experience with security scanning tools such as SAST, DAST, SCA, container scanning, or vulnerability management tools.
  • Experience supporting ATO, RMF, security hardening, STIG remediation, or production deployment in DoD environments.
  • Experience with relational or NoSQL databases such as PostgreSQL, MongoDB, SQL Server, or similar technologies.

Responsibilities

  • Design, develop, and enhance full stack web applications using React, TypeScript, Python, and FastAPI.
  • Modernize existing application components, APIs, user interfaces, and backend services.
  • Build and maintain RESTful APIs and integrate with databases, cloud services, and external systems.
  • Support deployment of applications into AWS and/or Azure cloud environments.
  • Collaborate with DevSecOps and cloud engineers to support CI/CD pipelines, infrastructure automation, containerization, and release management.
  • Help improve application security, including authentication, authorization, input validation, logging, error handling, dependency management, and secure coding practices.
  • Support containerized application deployment using Docker and related cloud-native patterns.
  • Participate in code reviews, architecture discussions, sprint planning, and technical troubleshooting.
  • Assist with vulnerability remediation, dependency upgrades, and security hardening activities.
  • Produce and maintain technical documentation, including architecture notes, API documentation, deployment steps, and operational runbooks.
  • Work closely with project leadership and customer stakeholders to deliver features, resolve defects, and support production readiness.

Benefits

  • 401(k)
  • Competitive salary
  • Dental insurance
  • Flexible schedule
  • Health insurance
  • Opportunity for advancement
  • Paid time off
  • Vision insurance
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