[Remote] Full-Stack Software Developer
Note: The job is a remote job and is open to candidates in USA. Sphinx is a mission-focused intelligence, counterintelligence, and cyber solutions firm serving defense, intelligence, and commercial clients. The Full-Stack Software Developer will design, develop, deploy, and maintain secure, scalable applications across front-end, back-end, and data layers while supporting DevSecOps, CI/CD, Zero Trust architecture, and mission stakeholders.
Responsibilities
- Design, develop, and maintain full-stack applications in corporate & classified environments
- Build responsive front ends (React, Vite, MUI), back-end services (Node, Express, PostgreSQL), and integrate shared tooling (TypeScript)
- Deploy and manage containerized applications
- Build and maintain DevSecOps and CI/CD pipelines for secure continuous delivery
- Apply secure coding practices aligned to OWASP guidelines and NIST 800-53 controls
- Architect and implement Zero Trust network and application design
- Partner with program security officers, data engineers, and mission stakeholders to translate requirements into working software
Skills
- Active TS/SCI clearance with a current CI Polygraph (within the last 5 years)
- U.S. Citizenship (required for clearance eligibility)
- 8+ years of software development experience across the full stack
- AI-augmented development experience
- Docker / Kubernetes container orchestration
- DevSecOps and CI/CD pipeline experience
- Secure coding experience (OWASP, NIST 800-53)
- Software development on Intelligence Community programs
- Iron Bank / DCAR hardened container experience
- Infrastructure as Code (Terraform, Ansible)
- Zero Trust architecture implementation (NIST 800-207)
- AI/ML integration into software platforms
- CISSP, Certified Kubernetes Security Specialist (CKS), or AWS Solutions Architect
- BS in Computer Science or a related field
Benefits
- Remote / on-site work arrangement in Springfield, VA
- Structured career progression through Sphinx's Level-Up Employee Advancement and Performance (LEAP) Program, tied to technical certification achievement, mission performance, and leadership cultivation
- 401(k) with corporate match
- Company-paid health insurance
- Company-paid vision insurance
- Company-paid dental insurance
- Company-paid disability insurance
- Other insurance options
- A variety of incentives
- Opportunities to support the development and well-being of personnel
- Direct leadership access
- Experienced professionals are empowered to propose and implement solutions
Company Overview