Job Title: Mid-Senior Full Stack DeveloperJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 9/17/2027The Opportunity:As part of the Clairvoyant program, you will design and build the primary touchpoint between our platform and its customers — a sophisticated API layer and modern web UI delivering critical, real-time data to third-party partners. As a Mid-Senior Full Stack Developer, you will operate within a hardened, AWS-based, Kubernetes-native environment where modern interface standards meet strict government security requirements. This is a high-visibility role where you will: Engineer the Interface: Build responsive web applications using React that visualize complex, real-time data sets for external customers. Architect the API Layer: Design and maintain RESTful or GraphQL APIs supporting seamless third-party integrations at scale. Secure the Stack: Implement OAuth2, OIDC, and mTLS protocols and ensure all code meets DISA STIG and OWASP standards. Own the Lifecycle: Drive the full SDLC from agile requirements through automated CI/CD deployment on Kubernetes.Responsibilities:Design and maintain responsive front-end applications using React, handling complex data visualization and high-concurrency use cases for external partners. Build and maintain scalable RESTful and GraphQL APIs using Node.js, Python FastAPI/Flask, or Java Spring Boot for third-party data access. Implement authentication and authorization patterns including OAuth2, OIDC, mTLS, and RBAC to ensure secure external data access. Design and optimize relational PostgreSQL and non-relational Elasticsearch, Redis data store interactions. Containerize applications with Docker and deploy to Kubernetes on AWS in coordination with the DevSecOps team. Ensure all code meets DISA STIG requirements and addresses the OWASP Top 10 th
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