Full Stack Developer/Engineer (Active TS/SCI, Strong Python + Django/FastAPI backend , Immediate Joiner)

Full Stack Developer Location: Suitland, Maryland — Hybrid (2–3 days onsite per week) Employment Type: Full-Time, Permanent Compensation: $150,000–$170,000 base salary Clearance: Active TS/SCI required Start: Immediate preferred Position Overview We are seeking an experienced Full Stack Developer to build and support secure, cloud-native applications in a highly regulated environment. The ideal candidate will have strong hands-on experience across both Python backend development and production frontend development using React/Next.js . You will work as part of a small development team, building and maintaining an existing platform while also developing pilot solutions, custom MVPs, APIs, dashboards, data migration workflows, authentication integrations, and secure AWS deployments. Key Responsibilities Design and develop full-stack applications from database schema through backend services and production user interfaces. Build scalable backend services using Python, Django and/or FastAPI , including asynchronous/ASGI applications. Develop production-quality frontend applications using React, Next.js or equivalent modern frameworks . Design and implement RESTful APIs and Backend-for-Frontend (BFF) patterns. Implement robust data validation using Pydantic and modern Python development practices. Design PostgreSQL/Aurora schemas, optimize queries, manage migrations and perform data loading. Deploy, troubleshoot and maintain applications across AWS classified partitions and regions . Work with AWS services including EKS, Aurora, S3, IAM, VPC and KMS . Develop and maintain reusable Terraform modules and infrastructure-as-code. Integrate secure authentication and authorization using Keycloak, OIDC, SAML and/or CAC/PIV . Develop secure applications in STIG-hardened and FIPS-validated environments . Build and maintain GitLab CI/CD pipelines and follow established Git workflows. Troubleshoot DevSecOps issues and support secure application deployments. Contribute to legacy data migration, platform enhancements, pilot applications and custom MVP development. Utilize appropriate AI-assisted development tools to improve development productivity while maintaining security and code-quality standards. Required Qualifications Active TS/SCI clearance. 5+ years of hands-on software development experience. Strong production experience developing Python backends using Django and/or FastAPI . Experience with async/ASGI and modern Python 3.13+ development. Demonstrated production experience building complete applications with React, Next.js or an equivalent frontend framework . Strong understanding of RESTful API design and Backend-for-Frontend patterns . Experience with Pydantic-driven validation . Strong PostgreSQL experience, including schema design, query optimization, migrations and data loading. Hands-on experience deploying and troubleshooting applications in AWS environments , including classified partitions/regions. Experience with EKS, Aurora, S3, IAM, VPC and KMS . Experience developing and maintaining Terraform modules . Experience integrating authentication using Keycloak, OIDC, SAML and/or CAC/PIV . Understanding of secure token handling and application security. Experience working in STIG-hardened and FIPS-validated environments . Experience with GitLab CI/CD and Git-based development workflows . Strong troubleshooting and problem-solving skills. Candidate Profile The ideal candidate is a true full-stack engineer , not primarily a backend developer. Candidates must be able to demonstrate hands-on experience developing and supporting both Python backend services and production frontend applications . Experience with secure cloud environments, DevSecOps, infrastructure-as-code and classified AWS deployments is highly valued. Work Arrangement This position is based in Suitland, Maryland , with a hybrid schedule requiring 2–3 days onsite per week .