Frontend Web Application Engineer

Web Application Developer – Defense & Mission-Critical Systems (Front-End Eng) Washington DC | Palo Alto $135,000 - $200,000 We're hiring a Frontend Engineer to build mission-critical web applications that empower government and defense organizations to make better data-driven decisions. You'll architect and develop sophisticated, high-impact interfaces that are used daily in command centers and operational settings worldwide. This is full-stack frontend work: you'll own the complete product lifecycle, from user research and design to implementation and shipping—solving complex technical and UX challenges that matter. What you'll do: • Build high-scale, collaborative geospatial workflows and mapping interfaces • Design sophisticated frameworks enabling complex workflows across applications in a single workspace • Develop real-time collaborative tooling and data-analysis solutions for mission-critical operations • Own APIs and schemas powering your frontend code; collaborate with backend engineers in developing them • Architect and develop interfaces that make data-intensive, sophisticated workflows both powerful and approachable for technical and non-technical users • Talk to users to understand operational needs and identify product gaps; iterate rapidly based on feedback • Work across multiple domains: type theory, operational transforms, 2D/3D mapping, UI design systems, high-scale graphics rendering, and performance optimization What we're looking for Required: • 2-5 years professional frontend or full-stack software engineering experience • Strong proficiency in JavaScript, React, and TypeScript • Experience building high-quality software in fast-paced CI/CD environments • Strong written and verbal communication skills; ability to work optimally with technical and non-technical teams • Eligibility and willingness to obtain a US Security clearance Valued: • Experience with geospatial or mapping applications • Background in 2D/3D visualization or graphics rendering • Knowledge of design systems and component libraries • Experience with real-time collaborative tools • Passion for UX and making complex workflows accessible • Continuous learning mindset; comfortable picking up new technologies and concepts • Independent problem-solving with minimal supervision Why this role: You'll work on applications used by defense and government organizations to conduct core operations. This is high-impact frontend engineering where your work directly enables mission success. You'll face constantly evolving technical challenges—from geospatial rendering and real-time collaboration to performance optimization at scale—and build new skills every day in service of real-world needs. The details: • On-site (4–5 days/week in Washington, DC or Palo Alto) • Tech stack: TypeScript, React, Blueprint, Gradle, Webpack, GitHub, CircleCI • Security clearance: Required or obtainable • Equity: RSUs • Benefits: Medical, dental, vision, life insurance, 401k, flexible PTO, paid parental leave, fertility benefits, relocation assistance