Django/Python Developer (Full-Stack)

Position: Python/Django Developer Location: Hybrid: Bethesda MD Company: Quotient-Inc (A VTG Company) Compensation: 100k-120K Annually Company Overview: Quotient is a leading provider of customized information technology solutions, specializing in systems integration, full-stack software development, cybersecurity, project management, and operational support. We serve a diverse range of clients, including federal agencies, defense, civilian communities, and commercial customers across the United States. As a subsidiary of Virtual Technologies Group (VTG), Quotient continues to uphold its reputation as one of the most innovative, respected, and ethical providers of technology solutions. We provide growth and opportunity for our team while delivering exceptional value to our clients. Position Summary We are seeking a senior full-stack developer to own and modernize shared Python/Django capabilities and serve as the technical escalation point for complex, cross-application work. The role combines hands-on development with architecture, secure identity and database integration, lifecycle upgrades, production troubleshooting, documentation, and mentoring. The developer will collaborate with application teams, DevTools/DevOps, NIH CIT, Security, and database administrators across on-premises and AWS environments. Key Responsibilities Application engineering. Design, develop, test, and maintain Python/Django applications, reusable libraries, REST APIs, and supporting JavaScript/HTML/CSS components. Python and Django lifecycle upgrades. Lead end-of-life upgrades across the application portfolio: inventory dependencies, assess compatibility, update requirements and internal packages, refactor deprecated APIs, test across environments, coordinate consuming teams, and publish migration and rollback guidance. Runtime and package engineering. Build, validate, package, and distribute Python runtimes from source when approved installers are unavailable; verify checksums, test suites, pip/virtual-environment behavior, and compatibility with internal artifact repositories. Shared Django platform ownership. Modernize shared Django infrastructure libraries and related packages; deliver Python 3.12+ compatibility, automated tests, versioning, deprecation paths, architecture diagrams, runbooks, and coordinated adoption by dependent applications. PIV, SSO, authentication, and authorization. Implement and troubleshoot NIH Login/SiteMinder, CAS and django-cas-ng, AWS Cognito, JWT/OAuth2, Django authentication backends, authorization decorators, role and permission mapping, and secure session handling. Secure database integration. Connect Django applications to Oracle, PostgreSQL, AWS RDS, and other approved data sources through centralized password-lookup and secrets-management services; support credential rotation, least privilege, and removal of hard-coded secrets. Application security. Enforce Content Security Policy (CSP), XSS/CSRF protections, HSTS, secure headers and cookies, dependency remediation, and penetration-test findings; favor external scripts or nonce/hash-based CS Preferred Qualifications: Experience with git and the Gitflow workflow. Experience reading SQL. Experience using RDMS. Experience with continuous integration/continuous deployment environment. Experience with automated testing. JavaScript development beyond jQuery. Experience using the basic components of the AWS environment (EC2, Bastion, RDS, S3)