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Software Engineer - Defense Applications

Frontend engineer building defense applications on Palantir's Foundry and AIP platforms. Owns user-facing features, works directly with customers, and leverages React, Maplibre, Three.js, and Redux to deliver mission-critical tools for the US military.

New York, NYFrontend EngineeringOnsite2+ YOE

About the role

Core Responsibilities

  • Own user-facing feature additions or enhancements end-to-end
  • Work hands-on with customers and forward-deployed engineers to design solutions that deliver rapid value
  • Handle shorter project cycles with high individual ownership and flexibility
  • Transition quickly from mentee to mentor, building expertise in specific applications and features
  • Teach and learn continuously as part of Palantir’s engineering culture
  • Form strong convictions quickly while remaining open to revising opinions with new data

What We Value

  • Autodidacticism and continuous learning
  • Collaboration in small teams solving hard problems
  • Creativity and problem solving without rigid blueprints
  • Dependability and proactive ownership of outcomes

Requirements

  • 2+ years of frontend software engineering experience
  • Strong frontend coding skills with proficiency in JavaScript and understanding of web technologies
  • Bachelor's degree in Computer Science or related field, or equivalent understanding of algorithms, performance, and systems design
  • Strong written and verbal communication skills
  • Eligibility and willingness to obtain a US Security clearance

Tech Stack

  • React for standard DOM rendering
  • Maplibre and/or Three.js for geospatial and 3D rendering
  • Redux (various flavors) for state management
  • Conjure for API management
  • OSDK for interaction with the Foundry platform
  • In-house libraries for cross-app messaging, live data streaming, and classification-based access control

Skills

JavaScriptReactReduxMaplibreThree.JsFrontend EngineeringWeb TechnologiesApi Management

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